I. Karle

发表

[Leu5]enkephalin: four cocrystallizing conformers with extended backbones that form an antiparallel β-sheet

J. Karle, I. Karle, D. Mastropaolo, 1983 .

An application of the symbolic addition method to the structure of l‐arginine dihydrate

I. Karle, J. Karle, 1964 .

Calculation of strong and weak interactions in TDA1 and RangDP52 by the kernel energy method

Lou Massa, Jerome Karle, Lulu Huang, 2009, Proceedings of the National Academy of Sciences.

A new role for l-ascorbic acid: michael donor to α,β-unsaturated carbonyl compounds

J. Flippen-Anderson, I. Karle, G. Fodor, 1983 .

Structural characteristics of alpha-helical peptide molecules containing Aib residues.

I. Karle, P. Balaram, P Balaram, 1990, Biochemistry.

Folding, aggregation and molecular recognition in peptides.

I. Karle, 1992, Acta crystallographica. Section B, Structural science.

The Structure and Internal Motion of Hexachloroethane

J. Karle, I. Karle, D. Swick, 1954 .

Crystal and molecular structure of the antimalarial agent 4-(tert-butyl)-2-(tert-butylaminomethyl)-6-(4-chlorophenyl)phenol dihydrogen phosphate (WR 194,965 phosphate)

I. Karle, J. Karle, 1988, Antimicrobial Agents and Chemotherapy.

Conformation of the oxalamide group in retro-bispeptides. Three crystal structures.

I. Karle, K. Shah, N. Vaish, 2009, International journal of peptide and protein research.

Cooperative CH···π Interactions in the Crystal Structure of 2,5-Di(3-biphenyl)-1,1-dimethyl-3,4-diphenyl-silole and Its Effect on Its Electronic Properties

I. Karle, R. Butcher, Z. Kafafi, 2007 .

The crystal structures of dl-cyclazocine and l-cyclazocine.HBr.H2O, and the absolute configuration of l-cyclazocine.HBr.H2O (2-cyclopropylmethyl-2'-hydroxy-5,9-dimethyl-6,7-benzomorphan)

Jerome Karle, Richard Gilardi, J. Karle, 1969 .

Conformation of uncomplexed natural antamanide crystallized from CH(3)CN/H(2)O.

I. Karle, T. Wieland, D. Schermer, 1979, Proceedings of the National Academy of Sciences of the United States of America.

Lithium perhydroantamanide complex (2:1): exposure of the peptide backbone in the analog of antamanide with antitoxic impotency.

I. Karle, 1985, Proceedings of the National Academy of Sciences of the United States of America.

The crystal structure of digitoxigenin, C23H34O4.

I. Karle, J. Karle, 1969, Acta crystallographica. Section B: Structural crystallography and crystal chemistry.

A new class of indolizidine alkaloids from the poison frog, Dendrobates tricolor. X-ray analysis of 8-hydroxy-8-methyl-6-(2'-methylhexylidene)-1-azabicyclo[4.3.0]nonane

I. Karle, J. Daly, T. Fujiwara, 1980 .

Histrionicotoxins: roentgen-ray analysis of the novel allenic and acetylenie spiroalkaloids isolated from a Colombian frog, Dendrobates histrionicus.

I. Karle, J. Daly, B. Witkop, 1971, Proceedings of the National Academy of Sciences of the United States of America.

Two Novel Hexadepsipeptides with Several Modified Amino Acid Residues Isolated from the Fungus Isaria

I. Karle, P. Balaram, G. Ravindra, 2004, Chemistry & biodiversity.

Zervamicins, a structurally characterised peptide model for membrane ion channels.

J. Flippen-Anderson, I. Karle, M. Sansom, 1992, Biochemical and biophysical research communications.

Possible Ion Channel Model in Crystals of Leu-Zervamicin,

J. Flippen-Anderson, I. Karle, P. Balaram, 1992 .

Stereochemical evaluation of the relative activities of the cinchona alkaloids against Plasmodium falciparum

I. Karle, L. Gerena, W. Milhous, 1992, Antimicrobial Agents and Chemotherapy.

Crystal structure and molecular structure of mefloquine methylsulfonate monohydrate: implications for a malaria receptor

I. Karle, J. Karle, 1991, Antimicrobial Agents and Chemotherapy.

A robust hybrid peptide crystal formed with weak hydrogen bonds

I. Karle, P. Venkateshwarlu, S. Ranganathan, 2006, Biopolymers.

Crystal Structure of the Visual Chromophores, 11-cis and all-trans Retinal

J. Karle, I. Karle, R. Gilardi, 1971, Nature.

Structure of the chromophore from the fluorescent peptide produced by iron‐deficient Azotobacter vinelandii

I. Karle, J. Karle, 1971 .

Crystal structure of the chromophore from the fluorescent peptide produced by iron-deficient Azotobacter vinelandii

J. Karle, I. Karle, J. L. Corbin, 1970 .

Self-assembling bis-dendritic peptides: design, synthesis and characterization of oxalyl-linked bis-glutamyl peptides [Glu(n)(CO2Me)n + 1-CO-]2; n = 1,3,7.

K. P. Madhusudanan, I. Karle, D. Ranganathan, 2009, The journal of peptide research : official journal of the American Peptide Society.

Gas Electron Diffraction and its Influence on the Solution of the Phase Problem in Crystal Structure Determination

J. Karle, I. Karle, 2005 .

Photocyclizations of pharmacodynamic amines. V. Unusual rearrangements of the mescaline skeleton.

I. Karle, B. Witkop, Y. Kanaoka, 1970, Journal of the American Chemical Society.

Photocyclizations of pharmacodynamic amines. 3. Three-dimensional structure of 7-hydroxy-1,9,10-trimethoxy-4-azabicyclo [5.2.2] undeca-8,10-dien-3-one from mescaline.

I. Karle, B. Witkop, Y. Kanaoka, 1969, Journal of the American Chemical Society.

Gephyrotoxins, histrionicotoxins and pumiliotoxins from the neotropical frog Dendrobates histrionicus.

I. Karle, J. Daly, B. Witkop, 1977, Helvetica chimica acta.

Alkaloids from dendrobatid poison frogs: trans-decahydroquinolines and indolizidines

I. Karle, J. Daly, T. Tokuyama, 1986 .

The Crystal and Molecular Structure of Congressane, C14H20, by X-Ray Diffraction

I. Karle, J. Karle, 1965 .

Conformation of the cyclic pentapeptide Gly-L-Pro-L-Ser-D-Ala-L-Pro in the crystalline state and an example of rotational "isomerism" between analogs

I. Karle, 1979 .

Crystal and Molecular Structure of a Thymine-Thymine Adduct

I. Karle, A. J. Varghese, S. Y. Wang, 1969, Science.

Aspects of Peptide Folding and Aggregation

I. Karle, 1999 .

Differences in hydration and association of helical Boc-Val-Ala-Leu-Aib-Val-Ala-Leu-(Val-Ala-Leu-Aib)2-OMe.xH2O in two crystalline polymorphs.

J. Flippen-Anderson, I. Karle, P. Balaram, 1992, Journal of medicinal chemistry.

The design and synthesis of redox core-alpha amino acid composites based on thiol-disulfide exchange mechanism and a comparative study of their zinc abstraction potential from [CCXX] boxes in proteins

P. K. Bharadwaj, I. Karle, K. M. Muraleedharan, 2002 .

Conformations of the li-antamanide complex and na-[phe, val]antamanide complex in the crystalline state.

I. Karle, J. Karle, W. Burgermeister, 1973, Proceedings of the National Academy of Sciences of the United States of America.

The crystal and molecular structure of hydrolyzed cocarboxylase.

I. Karle, K. Britts, 1966, Acta crystallographica.

Effects of hydrogen-bond deletion on peptide helices: structural characterization of depsipeptides containing lactic acid.

I. Karle, P. Balaram, C. Das, 2001, Biopolymers.

An Electron Diffraction Investigation of Cyclooctatetraene and Benzene

I. Karle, Isabella L. Karle, 1952 .

Internal Motion and Molecular Structure Studies by Electron Diffraction

J. Karle, I. Karle, 1949 .

The structure of batrachotoxinin A, a novel steroidal alkaloid from the Colombian arrow poison frog, Phyllobates aurotaenia.

I. Karle, J. Karle, J. Daly, 1968, Journal of the American Chemical Society.

Histrionicotoxins: roentgen-ray analysis of the novel allenic and acetylenie spiroalkaloids isolated from a Colombian frog, Dendrobates histrionicus.

I. Karle, J. Daly, B. Witkop, 1971, Proceedings of the National Academy of Sciences of the United States of America.

Crystal and molecular structure of a benzo[a]pyrene 7,8-diol 9,10-epoxide N2-deoxyguanosine adduct: absolute configuration and conformation.

I. Karle, D. Jerina, J. M. Sayer, 2004, Proceedings of the National Academy of Sciences of the United States of America.

Double-helical cyclic peptides: design, synthesis, and crystal structure of figure-eight mirror-image conformers of adamantane-constrained cystine-containing cyclic peptide cyclo (Adm-Cyst)(3).

I. Karle, R. Nagaraj, V. Haridas, 2000, The Journal of organic chemistry.

A Unique Example of a Self-assembled Hydrogen-Bonded Polynuclear Sheet in the Solid-State Structure of a Retrobispeptide−Copper(II) Complex

I. Karle, D. Ranganathan, S. Kurur, 1999 .

Adamantane-Constrained Novel Cyclodepsipeptides: Crystal Structure and Self-Assembling Properties of Cyclo(Adm-Ser)2 and Cyclo(Adm-Ser-Xaa)2, Xaa = Val/Ser

I. Karle, V. Haridas, D. Ranganathan, 1998 .

Crystal Structure of Cyclo(Adm-Cyst)3: Example of a Topologically Defined Double-Helical Cystine Cyclic Peptide

I. Karle, V. Haridas, D. Ranganathan, 1996 .

The Structures of Biphenyl, o-Terphenyl and Tetraphenylene1

I. Karle, L. Brockway, 1944 .

The symbolic addition procedure for phase determination for centrosymmetric and non‐centrosymmetric crystals

I. Karle, J. Karle, J. Karle, 1966 .

Diamond crowns: Design, synthesis and X-ray crystallographic studies of a novel family of adamantane-containing crown ethers

I. Karle, V. Haridas, D. Ranganathan, 1999 .

β-Peptide Foldamers: Robust Helix Formation in a New Family of β-Amino Acid Oligomers

Samuel H. Gellman, Laurie A. Christianson, Daniel H. Appella, 1996 .

Crystal Structure of (−)-Mefloquine Hydrochloride Reveals Consistency of Configuration with Biological Activity

I. Karle, J. Karle, 2002, Antimicrobial Agents and Chemotherapy.

Photochemistry of the phthalimide system. VI. Photocyclization of N-alicyclic phthalimides. Synthesis of multicyclic benzazepine systems

I. Karle, B. Witkop, J. Flippen, 1974 .

Crystal structure of 1-phenyl-3-(2-thiazolin-2-yl)-2-thiourea

I. Karle, J. Flippen, 1970 .

The crystal structures of deoxyanisoin and p,p'‐dimethoxybenzophenone

I. Karle, H. Norment, 1962 .

Stereochemical Analysis of Higher α,α-Dialkylglycine Containing Peptides. Characterization of Local Helical Conformations at Dipropylglycine Residues and Observation of a Novel Hydrated Multiple β-Turn Structure in Crystals of a Glycine Rich Peptide

I. Karle, P. Balaram, S. Raghothama, 1997 .

Design, Synthesis, Crystal Structure, and Host−Guest Properties of Polymethylene-Bridged Cystine-Based Cyclobisamides: A Facile Entry into Hydrogen-Bonded Peptide Nanotubes†

K. P. Madhusudanan, I. Karle, V. Haridas, 1999 .

Hydrogen-Bonded Self-Assembled Peptide Nanotubes from Cystine-Based Macrocyclic Bisureas

I. Karle, D. Ranganathan, C. Lakshmi, 1999 .

Self-Assembling Aromatic-Bridged Serine-Based Cyclodepsipeptides (Serinophanes): A Demonstration of Tubular Structures Formed through Aromatic π−π Interactions

I. Karle, V. Haridas, D. Ranganathan, 1998 .

Cystinophanes, a Novel Family of Aromatic-Bridged Cystine Cyclic Peptides: Synthesis, Crystal Structure, Molecular Recognition, and Conformational Studies

I. Karle, V. Haridas, D. Ranganathan, 1998 .

New conformation exhibiting near-threefold symmetry for uncomplexes valinomycin in crystals from dimethyl sulfoxide

J. Flippen-Anderson, I. Karle, 1988 .

Cyclic cystine peptides. Antiparallel β-sheet conformation for the 20-membered ring in Boc-Cys-Val-Aib-Ala-Leu-Cys-NHMe

I. Karle, P. Balaram, R. Kishore, 1988 .

Demonstration of a cystine unit as a promising turn scaffold for the design of a parallel U-shaped two-helix bundle motif: crystal structure of the homodimer Cys(Aib(n))(2) (n = 3, 4).

I. Karle, D. Ranganathan, C. Lakshmi, 2001, Biopolymers.

Adamantane-Constrained Novel Cyclodepsipeptides: Crystal Structure and Self-Assembling Properties of Cyclo(Adm-Ser)2 and Cyclo(Adm-Ser-Xaa)2, Xaa = Val/Ser.

I. Karle, V. Haridas, D. Ranganathan, 2010 .

Design, synthesis, conformational and membrane ion transport studies of proline-adamantane hybrid cyclic depsipeptides.

I. Karle, R. Nagaraj, D. Ranganathan, 2008, Biopolymers.

Hydrogen bonds in molecular assemblies of natural, synthetic and ‘designer’ peptides

I. Karle, 1999 .

Diphenic acid as a general conformational lock in the design of bihelical structures.

I. Karle, Dolly Vijay, P. Venkateshwarlu, 2007, Chemistry.

Construction of polar and hydrophobic pores and channels by assembly of peptide molecules

I. Karle, D. Ranganathan, 2003 .

Channel-forming, self-assembling, bishelical amphiphilic peptides: design, synthesis and crystal structure of Py(Aibn)2, n=2,3,4.

I. Karle, M. Vairamani, A. C. Kunwar, 2000, The journal of peptide research : official journal of the American Peptide Society.

SUBTLE CONTROL IN SOLUTION AND CRYSTAL STRUCTURES WITH WEAK HYDROGEN BONDS: THE UNUSUAL PROFILE OF DIMETHYL 3, 12-DIOXO-7, 8 DITHIA 4, 11-DIAZABICYCLO[12.2.2]OCTADECA-1(16), 14, 17-TRIENE 5, 10-DICARBOXYLATE (TDA1).

I. Karle, Lulu Huang, P. Venkateshwarlu, 2009, Heterocycles.

Photocyclizations of pharmacodynamic amines. VII. Photorearrangements and roentgen-ray analyses of novel tyramine dimers.

I. Karle, D. S. Jones, O. Yonemitsu, 1972, Journal of the American Chemical Society.

Conformational variability exhibited by mellitic acid anions (MA−n) with organic amine cations: Structures with an abundance of NH ⋅s OC hydrogen bonds and a paucity of hydrogen bonds

I. Karle, S. Ranganathan, Y. Rajesh, 2005 .

pi. Complexation in ion pair bonding. Structure of benzyllithium triethylenediamine

I. Karle, G. Stucky, S. P. Patterman, 1970 .

Crystal and molecular structure of 3‐indolylacetic acid

I. Karle, K. Britts, P. Gum, 1964 .

PHOTOCHEMISTRY OF THE AMIDE SYSTEM. V. SYNTHETIC PHOTOCHEMISTRY WITH HETEROCYCLIC ANILIDES. STEREOCHEMISTRY OF THE INTRAMOLECULAR 1,5-HYDROGEN SHIFTS IN NONOXIDATIVE PHOTOCYCLIZATION OF BENZO(B)THIOPHENE-2-CARBOXANILIDES

I. Karle, Y. Hatanaka, B. Witkop, 1976 .

Photochemistry of the amide system. V. Synthetic photochemistry with heterocyclic anilides. Stereochemistry of the intramolecular 1,5-hydrogen shifts in nonoxidative photocyclization of benzo[b]thiophene-2-carboxanilides

I. Karle, Y. Hatanaka, B. Witkop, 1975 .

Photo-dearomatization of n-methylphthalimides: an example of nucleophilic aromatic photoaddition of alcohol1,2

I. Karle, Y. Hatanaka, E. Duesler, 1985 .

Conformational changes in cyclic (D-Phe-Pro-Gly-D-Ala-Pro) upon complexation with Mg++.

I. Karle, 2009, International journal of peptide and protein research.

Synthesis and Characterization of trans-2-Aminocyclohexanecarboxylic Acid Oligomers: An Unnatural Helical Secondary Structure and Implications for β-Peptide Tertiary Structure

I. Karle, S. Gellman, D. Appella, 1999 .

Differing Patterns in the Self-Assembly of Radially Anchored Imidazoles, 1,3,5-Tris(1H-imidazol-2-yl)benzene and 1,3-Bis(1H-imidazol-2-yl)benzene

I. Karle, S. Ranganathan, R. Gilardi, 2008 .

The crystal and molecular structure of cis,cis-1,2,3,4-tetraphenylbutadiene

I. Karle, K. Dragonette, 1965 .

Comparison of helix-stabilizing effects of α,α-dialkyl glycines with linear and cycloalkyl side chains

I. Karle, P. Balaram, R. Rao, 2000 .

Structure and Internal Motion of C2F6 and Si2Cl6 Vapors

I. Karle, D. Swick, 1955 .

An application of a new phase determination procedure to the structure of cyclo(hexaglycyl)demihydrate

I. Karle, J. Karle, J. Karle, 1963 .

The crystal structure of N‐benzyl‐l,4‐dihydronicotinamide

I. Karle, 1961 .

The Structure of the Tetrachloroethylene Molecule

J. Karle, I. Karle, 1952 .

Crystal structure of a versatile organic clathrate. 4-p-Hydroxyphenyl-2,2,4-trimethylchroman (Dianin's compound)

J. Karle, I. Karle, J. Flippen, 1970 .

CHAPTER 10 – Electron Diffraction

I. Karle, J. Karle, 1955 .

Internal Motion and Molecular Structure Studies by Electron Diffraction. II. Interpretation and Method

J. Karle, I. Karle, 1950 .

A combined extended and helical backbone for Boc-(Ala-Leu-Ac7c-)2-OMe.

I. Karle, P. Balaram, S. Prasad, 2008, The journal of peptide research : official journal of the American Peptide Society.

Alpha,beta hybrid peptides: a polypeptide helix with a central segment containing two consecutive beta-amino acid residues.

I. Karle, P. Balaram, R. Roy, 2004, Proceedings of the National Academy of Sciences of the United States of America.

Hybrid Peptides: Expanding the β Turn in Peptide Hairpins by the Insertion of β‐, γ‐, and δ‐Residues

I. Karle, P. Balaram, R. Rai, 2007 .

ω-Amino Acids in Peptide Design. Crystal Structures and Solution Conformations of Peptide Helices Containing a β-Alanyl-γ-Aminobutyryl Segment

I. Karle, P. Balaram, A. Banerjee, 1997 .

Aromatic-aromatic interactions in crystal structures of helical peptide scaffolds containing projecting phenylalanine residues.

Chittaranjan Das, I. Karle, P. Balaram, 2003, Journal of the American Chemical Society.

Beta-Hairpins Generated from Hybrid Peptide Sequences Containing both Alpha- and Beta-Amino Acids

I. Karle, P. Balaram, H. Gopi, 2002 .

Infinite pleated β-sheet formed by the β-hairpin Boc-β-Phe-β-Phe-d-Pro-Gly-β-Phe-β-Phe-OMe

I. Karle, P. Balaram, H. Gopi, 2002, Proceedings of the National Academy of Sciences of the United States of America.

Alpha-helix and mixed 3(10)/alpha-helix in cocrystallized conformers of Boc-Aib-Val-Aib-Aib-Val-Val-Val-Aib-Val-Aib-OMe.

J. Flippen-Anderson, I. Karle, H. Balaram, 1989, Proceedings of the National Academy of Sciences of the United States of America.

Hybrid Peptide Hairpins Containing α‐ and ω‐Amino Acids: Conformational Analysis of Decapeptides with Unsubstituted β‐, γ‐, and δ‐Residues at Positions 3 and 8

I. Karle, P. Balaram, H. Gopi, 2006 .

Peptide hybrids containing α- and β-amino acids: Structure of a decapeptide β-hairpin with two facing β-phenylalanine residues

I. Karle, P. Balaram, H. Gopi, 2001, Proceedings of the National Academy of Sciences of the United States of America.

Conformation of a 16-residue zervamicin IIA analog peptide containing three different structural features: 3(10)-helix, alpha-helix, and beta-bend ribbon.

J. Flippen-Anderson, I. Karle, P. Balaram, 1987, Proceedings of the National Academy of Sciences of the United States of America.

Peptide Hairpins with Strand Segments Containing α- and β- Amino Acid Residues : Cross – Strand Aromatic Interactions of Facing Phe Residues.

Richard Gilardi, I. Karle, P. Balaram, 2005 .

Stacking of a benzenehexacarboxylic acid core in the crystal structure of benzenehexacarboxylic acid α-aminomethyl isobutyrate amide (MA-Aib6)–sodium nitrate complex

I. Karle, K. M. Muraleedharan, M. Vairamani, 2001 .

Molecular Recognition: The Demonstration of 1,3-Bis[(pyrid-2-ylamino)carbonyl]adamantane as an Exceptionally Versatile Assembler of One-Dimensional Motifs

I. Karle, V. Haridas, D. Ranganathan, 1997 .

Flexibility in peptide molecules and restraints imposed by hydrogen bonds, the Aib residue, and core inserts.

I. Karle, 1996, Biopolymers.

Modular design of synthetic protein mimics. Crystal structure of two seven-residue helical peptide segments linked by .epsilon.-aminocaproic acid

Judith L. Flippen-Anderson, J. Flippen-Anderson, I. Karle, 1991 .

Apolar peptide models for conformational heterogeneity, hydration, and packing of polypeptide helices: Crystal structure of hepta‐ and octapeptides containing α‐aminoisobutyric acid

J. Flippen-Anderson, I. Karle, P. Balaram, 1990, Proteins.

Crystal structure of cyclic (APGVGV)2, an analog of elastin, and a suggested mechanism for elongation/contraction of the molecule

I. Karle, D. Urry, 2005, Biopolymers.

Controls exerted by the Aib residue: helix formation and helix reversal.

I. Karle, 2001, Biopolymers.

Crystal structure of a hydrophobic 19-residue peptide helix containing three centrally located d amino acids

I. Karle, P. Balaram, H. Gopi, 2003, Proceedings of the National Academy of Sciences of the United States of America.

Peptide mimics for structural features in proteins. Crystal structures of three heptapeptide helices with a C-terminal 6-->1 hydrogen bond.

J. Flippen-Anderson, I. Karle, P. Balaram, 2009, International journal of peptide and protein research.

Demonstration of endo-cis-(2S,3R)-Bicyclo[2.2.1]hept-5-en-2,3- dicarbonyl Unit as a Reverse-Turn Scaffold and Nucleator of Two-Stranded Parallel β-Sheets: Design, Synthesis, Crystal Structure, and Self-Assembling Properties of Norborneno Peptide Analogues

K. P. Madhusudanan, I. Karle, R. Nagaraj, 1998 .

Facile transition between 310‐ and α‐helix: Structures of 8‐, 9‐, and 10‐residue peptides containing the ‐(Leu‐Aib‐Ala)2‐Phe‐Aib‐fragment

J. Flippen-Anderson, I. Karle, R. Gurunath, 1994, Protein science : a publication of the Protein Society.

Solvated helical backbones: X‐ray diffraction study of Boc‐Ala‐Leu‐Aib‐Ala‐Leu‐Aib‐OMe · H2O

J. Flippen-Anderson, I. Karle, P. Balaram, 1989, Biopolymers.

Monoclinic polymorph of Boc-Trp-Ile-Ala-Aib-Ile-Val-Aib-Leu-Aib-Pro-OMe(anhydrous). Parallel packing of 3(10)-/alpha-helices and a transition of helix type.

J. Flippen-Anderson, I. Karle, P. Balaram, 2009, International journal of peptide and protein research.

Designed beta-hairpin peptides with defined tight turn stereochemistry.

I. Karle, P. Balaram, C. Das, 2001, Biopolymers.

A designed beta-hairpin peptide in crystals.

I. Karle, S. Awasthi, P. Balaram, 1996, Proceedings of the National Academy of Sciences of the United States of America.

Self-assembling, cystine-derived, fused nanotubes based on spirane architecture: design, synthesis, and crystal structure of cystinospiranes.

I. Karle, D. Ranganathan, M. Samant, 2001, Journal of the American Chemical Society.

Hybrid peptides: expanding the beta turn in peptide hairpins by the insertion of beta-, gamma-, and delta-residues.

I. Karle, P. Balaram, R. Rai, 2007, Chemistry.

Aqueous channels within apolar peptide aggregates: solvated helix of the alpha-aminoisobutyric acid (Aib)-containing peptide Boc-(Aib-Ala-Leu)3-Aib-OMe.2H2O.CH3OH in crystals.

J. Flippen-Anderson, I. Karle, P. Balaram, 1988, Proceedings of the National Academy of Sciences of the United States of America.

Hydration and distortion of peptide helices in crystals. Alpha-helical structure of a dodecapeptide, Boc-(Ala-Leu-Aib)4-OMe.

J. Flippen-Anderson, I. Karle, P. Balaram, 2009, International journal of peptide and protein research.

Unfolding of an α‐helix in peptide crystals by solvation: Conformational fragility in a heptapeptide

J. Flippen-Anderson, I. Karle, P. Balaram, 1993, Biopolymers.

A hybrid cyclic bisproline designed to adopt a β-fold: crystal structure of cyclo(ProNHCH2CH2NHProCOCH2CH2CO)

I. Karle, D. Ranganathan, M. Kumar, 2001 .

Crystal and molecular structure of p,p'‐dimethoxybenzophenone by the direct probability method

H. Hauptman, J. Karle, I. Karle, 1957 .

Comparison of helix-stabilizing effects of alpha,alpha-dialkyl glycines with linear and cycloalkyl side chains.

I. Karle, P. Balaram, R. Rao, 2000, Biopolymers.

Crystal structure and conformation of the cyclic dipeptide cyclo-L-prolyl-L-leucyl.

I. Karle, 1972, Journal of the American Chemical Society.

Chapter 1 – X-Ray Analysis: Conformation of Peptides in the Crystalline State

I. Karle, 1981 .

The crystal and molecular structure of tetraethylthiuram disulfide, C10N2H20S4.

I. Karle, K. Britts, J. A. Estlin, 1967, Acta crystallographica.

The conformation of the cyclic tetrapeptide l‐Ser(O‐t‐Bu)‐β‐Ala‐Gly‐l‐β‐Asp(OMe) containing a 14‐membered ring

I. Karle, C. Hassall, B. Handa, 1975 .

The crystal and molecular structure of the serotonin-creatinine sulphate complex.

I. Karle, S. A. Brenner, K. Dragonette, 1965, Acta crystallographica.

Characterization of bent helical conformations in polymorphic forms of a designed 18-residue peptide containing a central Gly-Pro segment.

I. Karle, P. Balaram, S. Aravinda, 2012, Biopolymers.

The Crystal Structure of the Quasi-Racemate from (+)-m-Methoxyphenoxypropionic Acid and (-)-m-Bromophenoxypropionic Acid

I. Karle, J. Karle, 1966 .

Determination of the Molecular Structures of CF3NO2 and CBr3NO2 by Electron Diffraction

J. Karle, I. Karle, 1962 .

Internal Motion and Molecular Structure Studies by Electron Diffraction. III. Structure of CH2CF2 and CF2CF2

J. Karle, I. Karle, 1950 .

Structure of the Monomer of Formic Acid

J. Karle, I. Karle, 1954 .

Comment on ``The Calibration of Photographic Emulsions for Electron Diffraction Investigations''

I. Karle, J. Karle, 1953 .

An Improved Microphotometer Trace of Radially Symmetric Patterns

J. Karle, I. Karle, D. Hoober, 1947 .

Self-assembling urea-based peptidomimetics: A simple one-step synthesis and crystal structure of Core β-alanyl ureylene retro-bispeptides (MeOAaa[NHCONH]CH2CH2CONHAaaOMe; Aaa = amino acid A)

K. P. Madhusudanan, I. Karle, D. Ranganathan, 1997 .

Design and synthesis of AB(3)-type (A = 1,3,5-benzenetricarbonyl unit; B = Glu diOME or Glu(7) octa OMe) peptide dendrimers: crystal structure of the first generation.

I. Karle, D. Ranganathan, R. Gilardi, 2000, Biopolymers.

The conformation of the sodium complex of a biologically active analog of antamanide in the crystalline state.

I. Karle, 1974, Biochemistry.

Core directed self‐assemblies in the solid state of retro aib bis‐peptide dicarboxylic acids: A design strategy for control of molecular orientation in peptides

I. Karle, D. Ranganathan, 1995, Biopolymers.

11 – Crystal and Molecular Structure of Photoproducts from Nucleic Acids

I. Karle, 1976 .

The crystal and molecular structure of 3-(N-benzyl-N-methylaminomethyl)-2-norbornanol

I. Karle, A. Fratini, K. Britts, 1967 .

Conformation of the lithium ion complex of antamanide, a cyclic decapeptide and ion carrier, in the crystalline state.

I. Karle, 1974, Journal of the American Chemical Society.

One-step transformation of tricyclopentabenzene (trindane, C(15)H(18)) to bicyclo(10.3.0)pentadec-1(12)ene- 2,6,7,11-tetrone (C(15)H(18)O(4)) and its aldol product, 12-hydroxy-16-oxatetracyclo(10.3.1.0.(1,5)0(7,11))hexadec-7(11)ene-2,6-dione (C(15)H(18)O(4)).

I. Karle, K. M. Muraleedharan, M. Vairamani, 2001, Organic letters.

The crystal structure of the alkaloid reserpine, C33H40N209.

I. Karle, J. Karle, 1968, Acta crystallographica. Section B: Structural crystallography and crystal chemistry.

The conformations of five tetra- and pentamethoxylated phenyl derivatives: weberine analogs and polymethoprims

J. Flippen-Anderson, I. Karle, A. Lowrey, 1984 .

Factors affecting conformations of cyclic polypeptides in the crystalline state

I. Karle, 2009 .

Fourth polymorph of [Phe 4 Val 6] antamanide (pentahydrate)

I. Karle, T. Wieland, 2009 .

The fourth Paul Ehrlich lecture imaging in theory and praxis: From Paul Ehrlich's receptors to modern roentgen analysis

I. Karle, 1992, Medicinal research reviews.

Conformational characteristics of peptides and unanticipated results from crystal structure analyses

I. Karle, 1989, Biopolymers.

Solving Difficult Structures

I. Karle, 1988 .

Unusual intramolecular hydrogen bonding in cycloamanide A, cyclic (LPro-LVal-LPhe-LPhe-LAla-Gly). A crystal structure analysis.

I. Karle, C. C. Chiang, T. Wieland, 2009, International journal of peptide and protein research.

CONFORMATION OF THE LITHIUM ION COMPLEX OF ANTAMANIDE, A CYCLIC DECAPEPTIDE AND ION CARRIER, IN THE CRYSTALLINE STATE

I. Karle, 1974 .

The crystal and molecular structure of 2-(2-pyridylmethyldithio)benzoic acid

J. Karle, I. Karle, D. Mitchell, 1969 .

The structure of 19R-methoxy-5,19-methyleneoxido-17β-acetoxy-5β-androstan-3-one

I. Karle, D. S. Jones, 1974 .

Formation of a heterocyclic cage compound from ethylenediamine and glyoxal

I. Karle, J. M. Edwards, U. Weiss, 1968 .

A new role for l-ascorbic acid: michael donor to α,β-unsaturated carbonyl compounds

J. Flippen-Anderson, I. Karle, G. Fodor, 1983 .

Ascorbic Acid as a Michael Donor

C. George, I. Karle, G. Fodor, 1988 .

Stereospecificity of a new reaction of L-ascorbic acid with cis and trans olefinic 1,4-dicarbonyl compounds

J. Flippen-Anderson, I. Karle, K. Fang, 1986 .

New reaction of L-ascorbic acid: unusual molecular complexes of the product

C. George, I. Karle, G. Fodor, 1984 .

The Role of Motivation in Scientific Research

J. Karle, I. Karle, 1988 .

Structure of thecis-syn photodimer of 6-methyluracil crystallized with a molecule of water

J. W. Gibson, I. Karle, 1971 .

Crystal structures of thecis-anti photodimer of uracil

I. Karle, J. Konnert, 1971 .

Structural comparison of m‐AMSA (C21H19N3O3S), a new clinically active antitumor agent, with the less‐active related compounds 2‐MeO‐AMSA (C21H19N3O3S) and AMSA (C20H17N3O2S)

I. Karle, J. Karle, R. Cysyk, 1980 .

Correlation of reaction rate acceleration with rotational restriction. Crystal-structure analysis of compounds with a trialkyl lock

I. Karle, J. Karle, 1972 .

The conformation and crystal structure of the cyclic polypeptide -gly-gly-D-ala-D-ala-gly-gly .3H2O.

J. W. Gibson, J. Karle, I. Karle, 1970, Journal of the American Chemical Society.

The structure and stereochemistry of Jamine, C21H35N3, by x-ray analysis

J. Karle, I. Karle, 1963 .

The structure of solaphyllidine, a novel 4-ketosteroidal alkaloid.

I. Karle, J. Daly, B. Witkop, 1970, Journal of the American Chemical Society.

Structure Determination of Brominated Morphinan‐6‐ones by 13C‐NMR. Spectroscopy: A novel closure of the oxygen bridge using 4‐acetoxymorphinan‐6‐ones

I. Karle, A. Brossi, K. Rice, 1981 .

The Structure of Anemonin

J. Karle, I. Karle, R. Moriarty, 1965 .

The crystal and molecular structure of allylthiourea

I. Karle, K. Dragonette, 1965 .

The structure of dihydrothymidine.

I. Karle, J. Karle, J. Konnert, 1970, Acta crystallographica. Section B: Structural crystallography and crystal chemistry.

The Crystal Structures of the Isomers trans- and cis-1,2-Dibromo-1,2-dicarbomethoxycyclobutane

J. Karle, I. Karle, K. Britts, 1966 .

Absolute configuration of (+)-cyclophosphamide. A crystal and molecular structure determination by X-ray diffraction.

I. Karle, G. Zon, J. Karle, 1977, Journal of the American Chemical Society.

ABSOLUTE CONFIGURATION OF (+)-CYCLOPHOSPHAMIDE. A CRYSTAL AND MOLECULAR STRUCTURE DETERMINATION BY X-RAY DIFFRACTION

I. Karle, G. Zon, J. Karle, 1977 .

Conformation of the cyclic tetrapeptide dihydrochlamydocin. Iabu‐L‐Phe‐D‐Pro‐LX, and experimental values for 3 → 1 intramolecular hydrogen bonds by X‐ray diffraction

I. Karle, J. Flippen, Judith L. Flippen, 1976, Biopolymers.

Peptide design: Influence of a guest Aib‐Pro segment on the stereochemistry of an Oligo‐Val sequence—solution conformations and crystal structure of Boc‐(Val)2‐Aib‐Pro‐(Val)3‐OMe

J. Flippen-Anderson, I. Karle, H. Balaram, 1990, Biopolymers.

Ion channel formation by zervamicin-IIB

I. Karle, M. Sansom, P. Balaram, 2004, European Biophysics Journal.

Parallel and antiparallel aggregation of alpha-helices. Crystal structures of two apolar decapeptides X-Trp-Ile-Ala-Aib-Ile-Val-Aib-Leu-Aib-Pro-OMe (X = Boc, Ac).

J. Flippen-Anderson, I. Karle, P. Balaram, 2009, International journal of peptide and protein research.

Structural comparison of the potent antimuscarinic agent azaprophen hydrochloride with aprophen hydrochloride and structurally related antimuscarinic agents.

I. Karle, P. Chiang, J. Karle, 1990, Acta crystallographica. Section B, Structural science.

Anomalous Electron Scattering from Iodine Vapor

I. Karle, 1955 .

Design of two-helix motifs in peptides: crystal structure of a system of linked helices of opposite chirality and a model helix-linker peptide.

I. Karle, P. Balaram, A. Banerjee, 1997, Folding & design.

[2 + 2] Cycloadditions of tetracyanoethylene to enol ethers. Structure of the product of interception with alcohol

I. Karle, R. Huisgen, J. Flippen, 1975 .

Stereospecific acid-catalyzed rearrangement of 1,6-dimethylpentacyclo[6.4.0.02,7.03,10.06,9]dodecane-5,12-dione to a bisnordiadamantane

I. Karle, B. Witkop, J. Flippen, 1975 .

The identification and crystal structure of l‐5‐methoxycarbonyl‐7‐formyl‐1,2,5,6‐tetrahydro‐3H‐pyrrolo[1,2‐a]azepin‐3‐one, C12H13NO4, a photolysis product

J. Karle, I. Karle, J. A. Estlin, 1967 .

The crystal structure of the anthracene–tetracyanoethylene adduct and complex 8C20H10N4.2CH2Cl2.C6N4

I. Karle, A. Fratini, 1970 .

The delineation of hydrogen-bonding patterns in supramolecular self-assembly of several core oxalo retro-peptides and crystal structure of MeO-Ser-Leu-COCO-Leu-Ser-OMe.

I. Karle, D. Ranganathan, 2009, International journal of peptide and protein research.

Solid state and solution conformations of a helical peptide with a central gly‐gly segment

I. Karle, P. Balaram, A. Banerjee, 1996, Biopolymers.

Crystal structure of [Leu1]zervamicin, a membrane ion-channel peptide: implications for gating mechanisms.

J. Flippen-Anderson, I. Karle, P. Balaram, 1991, Proceedings of the National Academy of Sciences of the United States of America.

Natural and Designer Peptides: Folding, Aggregation, Ion Transport

I. Karle, 1999 .

The crystal and molecular structures of two photodimers from N-chloroacetyltyramine

I. Karle, D. S. Jones, I. L. Karle, 1974 .

The structure of dihydroisohistrionicotoxin, a unique unstaurated alkaloid and anticholinergic agent.

I. Karle, 1973, Journal of the American Chemical Society.

Photocyclizations of pharmacodynamic amines. II. X-ray analysis of a noncentrosymmetric tetracyclic indole.

I. Karle, B. Witkop, Y. Kanaoka, 1968, Journal of the American Chemical Society.

Conformations and use of beta-aminoacid residues

I. Karle, 2002 .

The crystal structure of auramine perchlorate: correlation of the results with specular reflection spectroscopy.

J. Karle, I. Karle, A. Fratini, 1967, Applied optics.

Crystal structure of leucine-enkephalin

J. Karle, I. Karle, D. Mastropaolo, 1983, Nature.

Ambidextrous molecules: cylindrical peptide structures formed by fusing left- and right-handed helices.

I. Karle, P. Balaram, A. Banerjee, 1998, Biopolymers.

Crystal and molecular structure of a pyrimidine phototetramer.

I. Karle, J. Flippen, R. Gilardi, 1971, Journal of the American Chemical Society.

Conformational stability of antamanide and analogs. Crystal structure of perhydrosymmetric antamanide, cyclic (-Val-Pro-Pro-Cha-Cha-Val-Pro-Pro-Cha-Cha-).

J. Flippen-Anderson, I. Karle, T. Wieland, 2009, International journal of peptide and protein research.

Aggregation studies in crystals of apolar helical peptides: Boc-Aib-Val-Ala-Leu-Aib-Val-Ala-Leu-Aib-OMe.

J. Flippen-Anderson, I. Karle, P. Balaram, 2009, International journal of peptide and protein research.

Crystal structure of the 1:1 mixture of cyclic (L-Ala-L-Pro-L-Phe-L-Pro) and cyclic (L-Ala-L-Pro-D-Phe-L-Pro).

I. Karle, C. C. Chiang, 2009, International journal of peptide and protein research.

Crystal Solving Procedures Applied to Peptides, Foldamers and Channel Forming Adamantyl/Peptide Hybrid Macrocycles

I. Karle, 1999 .

Peptide design: crystal structure of a helical peptide module attached to a potentially nonhelical amino terminal segment.

I. Karle, P. Balaram, R. Rao, 1998, Biopolymers.

Effects of End Group and Aggregation on Helix Conformation: Crystal Structure of Ac‐(Aib‐Val‐Ala‐Leu)2‐Aib‐ OMe

I. Karle, P. Balaram, K. Uma, 1996, Journal of peptide science : an official publication of the European Peptide Society.

Conformation of the flexible bent helix of Leu1‐zervamicin in crystal C and a possible gating action for ion passage

J. Flippen-Anderson, I. Karle, P. Balaram, 1994, Biopolymers.

Helix packing of leucine‐rich peptides: A parallel leucine ladder in the structure of Boc‐Aib‐Leu‐Aib‐Aib‐Leu‐Leu‐Leu‐Aib‐Leu‐Aib‐OMe

J. Flippen-Anderson, I. Karle, P. Balaram, 1992, Proteins.

Modular design of synthetic protein mimics. Characterization of the helical conformation of a 13-residue peptide in crystals.

J. Flippen-Anderson, I. Karle, P. Balaram, 1989, Biochemistry.

Crystal structures, molecular conformations, infrared spectra, and carbon-13 NMR spectra of methylproline peptides in the solid state

L. Gierasch, J. Flippen-Anderson, I. Karle, 1983 .

Conformation and crystal structure of the cyclotetradepsipeptide, [D-HyIv-L-MeIleu-D-HyIv-L-MeLeu]

I. Karle, J. Konnert, 1969 .

Towards the design of structural mimics for proteins using helical peptide modules

I. Karle, P. Balaram, K. Lima, 1991 .

Cystine peptides. Antiparallel beta-sheet conformation of the cyclic biscystine peptide [Boc-Cys-Ala-Cys-NHCH3]2.

J. Flippen-Anderson, I. Karle, P. Balaram, 2009, International journal of peptide and protein research.

Crystal structure and conformation of cyclo-(glycylprolylglycyl-D-alanylprolyl) containing 4 .fwdarw. 1 and 3 .fwdarw. 1 intramolecular hydrogen bonds

I. Karle, Isabella L. Karle, 1978 .

Parallel zippers formed by alpha-helical peptide columns in crystals of Boc-Aib-Glu(OBzl)-Leu-Aib-Ala-Leu-Aib-Ala-Lys(Z)-Aib-OMe.

J. Flippen-Anderson, I. Karle, P. Balaram, 1990, Proceedings of the National Academy of Sciences of the United States of America.

Stereospecificity of a New Reaction of L-Ascorbic Acid with cis and trans Olefinic 1,4-Dicarbonyl Compounds.

J. Flippen-Anderson, I. Karle, K. Fang, 1987 .

Helix aggregation in peptide crystals: Occurrence of either all parallel or antiparallel packing motifs for α‐helices in polymorphs of Boc‐Aib‐Ala‐Leu‐Ala‐Leu‐Aib‐Leu‐Ala‐Leu‐Aib‐OMe

J. Flippen-Anderson, I. Karle, P. Balaram, 1990, Biopolymers.

Crystal structures of a nonapeptide helix containing alpha, alpha-di-n-butylglycine (Dbg), Boc-Gly-Dbg-Ala-Val-Ala-Leu-Aib-Val-Leu-OMe.

I. Karle, R. Gurunath, P. Balaram, 2009, International journal of peptide and protein research.

The structure of C8F12, a saturated dimer of hexafluorobutadiene

I. Karle, J. Karle, J. Hoard, 1965 .

Variability in the backbone conformation of cyclic pentapeptides. Crystal structure of cyclic(Gly-L-Pro-D-Phe-Gly-L-Ala).

I. Karle, I L Karle, 2009, International journal of peptide and protein research.

Crystal and solution structures of cyclo(Ala-Pro-Gly-D-Phe-Pro): a new type of cyclic pentapeptide which undergoes cis-trans isomerization of the Ala-Pro bond

L. Gierasch, I. Karle, A. Rockwell, 1985 .

CRYSTAL STRUCTURE AND CONFORMATION OF CYCLO-(GLYCYLPROLYLGLYCYL-D-ALANYLPROLYL) CONTAINING 4 1 AND 3 1 INTRAMOLECULAR HYDROGEN BONDS

I. Karle, 1978 .

On the conformation of naloxone, a narcotic antagonist

I. Karle, 1974 .

A Persistent Preference for Layer Motifs in Self-Assemblies of Squarates and Hydrogen Squarates by Hydrogen Bonding [X−H···O; X = N, O, or C]: A Crystallographic Study of Five Organic Salts

I. Karle, V. Haridas, D. Ranganathan, 1996 .

The Crystal and Molecular Structure of 7-Chloro-5-(2,4-dichlorophenyl)-4,5-dihydro-1,4-dimethyl-3H-1,4-benzodiazepin-2-one, C17H15Cl3N2O

I. Karle, J. Karle, 1967 .

Synthesis and x-ray analysis of cis-3,4-methylene-L-proline, the new natural amino acid from horse chestnuts, and of its trans isomer.

I. Karle, J. Karle, B. Witkop, 1971, Journal of the American Chemical Society.

De novo protein design: crystallographic characterization of a synthetic peptide containing independent helical and hairpin domains.

I. Karle, P. Balaram, C. Das, 2000, Proceedings of the National Academy of Sciences of the United States of America.

Conformation of valinomycin in a triclinic crystal form.

I. Karle, 1975, Journal of the American Chemical Society.

Water structure in [Phe4 Val6] antamanide X 12H2O crystallized from dioxane.

I. Karle, 2009, International journal of peptide and protein research.

(PHE4,VAL6)ANTAMANIDE CRYSTALLIZED FROM METHYL ACETATE N-HEXANE. CONFORMATION AND PACKING

I. Karle, 1977 .

Arrangement of water molecules in cavities and channels of the lattice of [Phe4Val6]antamanide dodecahydrate.

I. Karle, E. Duesler, 1977, Proceedings of the National Academy of Sciences of the United States of America.

Conformation of uncomplexed natural antamanide crystallized from CH3CN/H20

I. Karle, T. Wieland, D. SCHERMERf, 2022 .

Crystal structure of the channel-forming polypeptide antiamoebin in a membrane-mimetic environment.

I. Karle, P. Balaram, M. A. Perozzo, 1998, Proceedings of the National Academy of Sciences of the United States of America.

Parallel packing of alpha-helices in crystals of the zervamicin IIA analog Boc-Trp-Ile-Ala-Aib-Ile-Val-Aib-Leu-Aib-Pro-OMe.2H2O.

I. Karle, P. Balaram, M. Sukumar, 1986, Proceedings of the National Academy of Sciences of the United States of America.

Structures of riboflavin tetraacetate and tetrabutyrate: molecular packing mode of riboflavin tetracarboxylate and its extensive stacking and hydrogen‐bonding characteristics

J. Flippen-Anderson, I. Karle, T. Ishida, 1993 .

The structure of a crowded zwitterion, [(C6H5)3P+](H3COOC)CC[COOCH3][N(C6H4Cl) (NCN−)], derived from triphenylphosphine

I. Karle, R. Gilardi, 1972 .

Unique assemblies of alternating positively and negatively charged layers, directed by hydrogen bonds, ionic interactions, and π-stacking in the crystal structures of complexes between mellitic acid (benzenehexacarboxylic acid) and five planar aromatic bases

I. Karle, K. M. Muraleedharan, S. Ranganathan, 2003 .

The crystal structure of levopimaric acid, C20H30O2

I. Karle, 1972 .

The conformation of levopimaric acid and related dienes

I. Karle, W. Whalley, U. Weiss, 1972 .

Structure of the antimalarial (±)-mefloquine hydrochloride

I. Karle, J. Karle, 1991 .

Structure of the Antimalarial (.+-.)-Mefloquine Hydrochloride.

I. Karle, J. Karle, 1992 .

Conformational diversity: Six conformers side-by-side in the crystal cell of 2,2′,7,7′-tetramethoxy-9,9′-spiro-9-silabifluorene

I. Karle, Z. Kafafi, M. Wolak, 2007 .

American Peptide Society

I. Karle, 2007 .

Radiation chemistry of nucleic acids. Isolation and characterization of glycols of 1-carbamylimidazolidone as products of cytosine.

I. Karle, J. Flippen, S. Y. Wang, 1973, Journal of the American Chemical Society.

Cycloaddition of isoquinolinium‐N‐phenylimide with dimethyl fumarate and dimethyl maleate and their acid rearrangement products: C21H20N2O4 (6) and C24H22N2O6 (7)

J. Flippen-Anderson, I. Karle, R. Huisgen, 1985 .

Peptide hairpins with strand segments containing alpha- and beta-amino acid residues: cross-strand aromatic interactions of facing Phe residues.

I. Karle, P. Balaram, H. Gopi, 2005, Biopolymers.

Modular design of synthetic protein mimics. Crystal structures, assembly, and hydration of two 15- and 16-residue apolar, leucyl-rich helical peptides

J. Flippen-Anderson, I. Karle, P. Balaram, 1990 .

Effects of End Group and Aggregation on Helix Conformation: Crystal Structure of Ac‐(Aib‐Val‐Ala‐Leu)2‐Aib‐ OMe

J. Flippen-Anderson, I. Karle, P. Balaram, 1996, Journal of peptide science : an official publication of the European Peptide Society.

Aggregation, molecular recognition and the role of water in peptide crystals

I. Karle, 1996 .

Association of Helical Peptides and Ion Channels

I. Karle, 1996 .

Diffraction Studies of Model and Natural Helical Peptides

I. Karle, 1994 .

Synthetic Protein Mimics: Structure of Boc-Val-Ala-Leu-Aib-Val-Ala-Leu-Acp-Val-Ala-Leu-Aib-Val-Ala-Leu-OMe,

J. Flippen-Anderson, I. Karle, 1992 .

Chapter 2 Elucidation of Structural Formula, Configuration, and Conformation of Alkaloids by X-Ray Diffraction

I. Karle, 1984 .

[Phe4, Val6]antamanide crystallized from methyl acetate/n-hexane. Conformation and packing.

I. Karle, 1977, Journal of the American Chemical Society.

The identification and crystal structure oftrans-N,N′-dibenzenesulfonyl-2,5-dihydroxypiperazine and its structural relation to sulfa compounds*

I. Karle, 1973 .

The crystal structure of an oxygen analogue of a thiathiaphthene, C15H12SO4

I. Karle, R. Gilardi, 1971 .

On the structutre and stereoconfiguration of panamine, C20H33N3, by X-ray analysis

J. Karle, I. Karle, 1966 .

Conformation of uncomplexed [Phe4, Val6] antamanide crystallized from nonpolar solvents.

I. Karle, J. Karle, W. Burgermeister, 1976, Proceedings of the National Academy of Sciences of the United States of America.

The structure and stereochemistry of 2-p-methoxyphenyl-3,4-dibenzyl-1,3,4-thiadiazolidine-5-thione by x-ray analysis

J. Karle, I. Karle, R. Moriarty, 1964 .

Relationship of the crystal structure of γ-N,N-dimethylaminopropyl 2,2-diphenylpropionate hydrochloride to antimuscarinic activity

I. Karle, P. Chiang, J. Karle, 1992 .

CONFORMATION OF VALINOMYCIN IN A TRICLINIC CRYSTAL FORM

I. Karle, 1975 .

CONFORMATION OF THE CYCLIC PENTAPEPTIDE GLY‐L‐PRO‐L‐SER‐D‐ALA‐L‐PRO IN THE CRYSTALLINE STATE AND AN EXAMPLE OF ROTATIONAL “ISOMERISM” BETWEEN ANALOGS

I. Karle, 1979 .

Synthetic peptide helices in crystals: Structure and antiparallel and skewed packing motifs for α‐helices in two isomeric decapeptides

J. Flippen-Anderson, I. Karle, P. Balaram, 1990, Biopolymers.

Design, synthesis, and crystal structure of self-assembling norbornene (NBE)-supported two-helix bundles: a unique example of Janus helicity in the solid-state structure of NBE(Aib(5))(2).

I. Karle, D. Ranganathan, S. Kurur, 2000, Biopolymers.