G. Roberts

发表

Characterization of the CO-induced, CO-tolerant hydrogenase from Rhodospirillum rubrum and the gene encoding the large subunit of the enzyme

R. Kerby, J. Fox, J. D. Fox, 1996, Journal of bacteriology.

RcoM: A New Single-Component Transcriptional Regulator of CO Metabolism in Bacteria

R. Kerby, G. Roberts, H. Youn, 2008, Journal of bacteriology.

The transcription regulator RcoM-2 from Burkholderia xenovorans is a cysteine-ligated hemoprotein that undergoes a redox-mediated ligand switch.

R. Kerby, G. Roberts, H. Youn, 2008, Biochemistry.

CooA, a paradigm for gas sensing regulatory proteins.

R. Kerby, M. Conrad, G. Roberts, 2005, Journal of inorganic biochemistry.

Regulation and characterization of protein products coded by the nif (nitrogen fixation) genes of Klebsiella pneumoniae

W. Brill, D. Macneil, G. Roberts, 1978, Journal of bacteriology.

Genetics and regulation of nitrogen fixation.

W. Brill, G. Roberts, 1981, Annual review of microbiology.

CooA, a paradigm for gas sensing regulatory proteins.

R. Kerby, M. Conrad, G. Roberts, 2005 .

Repositioning about the dimer interface of the transcription regulator CooA: a major signal transduction pathway between the effector and DNA-binding domains.

R. Kerby, G. Roberts, H. Youn, 2003, Journal of molecular biology.

Carbon monoxide-induced activation of gene expression in Rhodospirillum rubrum requires the product of cooA, a member of the cyclic AMP receptor protein family of transcriptional regulators

R. Kerby, D. Shelver, G. Roberts, 1995, Journal of bacteriology.

Characteristics of NIFNE in Azotobacter vinelandii Strains

G. Roberts, D. Dean, V. K. Shah, 1995, The Journal of Biological Chemistry.

Polarity in the glnA Operon: Suppression of the Reg− Phenotype by rho Mutations

G. Roberts, B. Tyler, S. Guterman, 1982, Journal of bacteriology.

The poor growth of Rhodospirillum rubrum mutants lacking PII proteins is due to an excess of glutamine synthetase activity

M. Conrad, Yaoping Zhang, G. Roberts, 2006, Molecular microbiology.

Mechanism of the CO-sensing heme protein CooA: new insights from the truncated heme domain and UVRR spectroscopy.

T. Poulos, R. Kerby, M. Ibrahim, 2007, Journal of inorganic biochemistry.

Complete genome sequence of Rhodospirillum rubrum type strain (S1T)

D. Schwartz, N. Kyrpides, H. Klenk, 2011, Standards in genomic sciences.

Regulation of carbon monoxide dehydrogenase and hydrogenase in Rhodospirillum rubrum: effects of CO and oxygen on synthesis and activity

G. Roberts, P. Ludden, D. Bonam, 1989, Journal of bacteriology.

Genetic and physiological characterization of the Rhodospirillum rubrum carbon monoxide dehydrogenase system

R. Kerby, G. Roberts, P. Ludden, 1992, Journal of bacteriology.

Ligand responses of Vfr , the virulence factor regulator from Pseudomonas 1 aeruginosa 2 3

G. Roberts, H. Youn, Jose Serate, 2011 .

Carbon monoxide-dependent growth of Rhodospirillum rubrum

R. Kerby, G. Roberts, P. Ludden, 1995, Journal of bacteriology.

Characterization of a CO-responsive Transcriptional Activator from Rhodospirillum rubrum(*)

R. Kerby, D. Shelver, Yiping He, 1996, The Journal of Biological Chemistry.

Probing the heme axial ligation in the CO-sensing CooA protein with magnetic circular dichroism spectroscopy.

D. Shelver, G. Roberts, M. Johnson, 1999, Biochemistry.

Electron transport to nitrogenase in Klebsiella pneumoniae.

W. Brill, G. Roberts, D. Nieva-Gómez, 1980, Proceedings of the National Academy of Sciences of the United States of America.

Purification and characterization of the alternative nitrogenase from the photosynthetic bacterium Rhodospirillum rubrum

R. Petrovich, G. Roberts, P. Ludden, 1996, Journal of bacteriology.

Cloning and Mutational Analysis of the γ Gene fromAzotobacter vinelandii Defines a New Family of Proteins Capable of Metallocluster Binding and Protein Stabilization*

G. Roberts, P. Ludden, L. M. Rubio, 2002, The Journal of Biological Chemistry.

The Azotobacter vinelandii NifEN complex contains two identical [4Fe-4S] clusters.

J. Agar, G. Roberts, D. Dean, 1998, Biochemistry.

Dinitrogenase reductase- and MgATP-dependent maturation of apodinitrogenase from Azotobacter vinelandii.

G. Roberts, P. Ludden, R. M. Allen, 1993, The Journal of biological chemistry.

Glycine 100 in the dinitrogenase reductase of Rhodospirillum rubrum is required for nitrogen fixation but not for ADP-ribosylation

G. Roberts, L. Lehman, 1991, Journal of bacteriology.

Apodinitrogenase: purification, association with a 20-kilodalton protein, and activation by the iron-molybdenum cofactor in the absence of dinitrogenase reductase.

G. Roberts, V. K. Shah, T. Paustian, 1990, Biochemistry.

Reversible ADP-ribosylation of dinitrogenase reductase in a nifD- mutant of Rhodospirillum rubrum

G. Roberts, P. Ludden, L. Lehman, 1989, Journal of bacteriology.

Purification and characterization of the nifN and nifE gene products from Azotobacter vinelandii mutant UW45.

G. Roberts, V. K. Shah, T. Paustian, 1989, Proceedings of the National Academy of Sciences of the United States of America.

nifV-dependent, low-molecular-weight factor required for in vitro synthesis of iron-molybdenum cofactor of nitrogenase

T. Hoover, G. Roberts, P. Ludden, 1986, Journal of bacteriology.

Effects of Perturbations of the Nitrogenase Electron Transfer Chain on Reversible ADP-Ribosylation of Nitrogenase Fe Protein in Klebsiella pneumoniae Strains Bearing the Rhodospirillum rubrum dra Operon

Yaoping Zhang, G. Roberts, P. Ludden, 2000, Journal of bacteriology.

Presence of a second mechanism for the posttranslational regulation of nitrogenase activity in Azospirillum brasilense in response to ammonium

G. Roberts, P. Ludden, R. Burris, 1996, Journal of bacteriology.

Perturbation of nifT expression in Klebsiella pneumoniae has limited effect on nitrogen fixation

G. Roberts, H. Simon, M. Homer, 1996, Journal of bacteriology.

Comparison studies of dinitrogenase reductase ADP-ribosyl transferase/dinitrogenase reductase activating glycohydrolase regulatory systems in Rhodospirillum rubrum and Azospirillum brasilense

G. Roberts, P. Ludden, R. Burris, 1995, Journal of bacteriology.

Mutations in the draT and draG genes of Rhodospirillum rubrum result in loss of regulation of nitrogenase by reversible ADP-ribosylation

G. Roberts, P. Ludden, R. Burris, 1991, Journal of bacteriology.

Posttranslational regulatory system for nitrogenase activity in Azospirillum spp

A. Hartmann, G. Roberts, R. Burris, 1989, Journal of bacteriology.

Effect of AmtB homologues on the post-translational regulation of nitrogenase activity in response to ammonium and energy signals in Rhodospirillum rubrum.

M. Conrad, Yaoping Zhang, G. Roberts, 2006, Microbiology.

Nitrogen fixation by photosynthetic bacteria

G. Roberts, P. Ludden, 2004, Photosynthesis Research.

Posttranslational regulation of nitrogenase activity by anaerobiosis and ammonium in Azospirillum brasilense

Yaoping Zhang, G. Roberts, P. Ludden, 1993, Journal of bacteriology.

Regulation of nitrogen fixation in Azospirillum brasilense.

Yaoping Zhang, G. Roberts, P. Ludden, 1997, FEMS microbiology letters.

Characterization of altered regulation variants of dinitrogenase reductase‐activating glycohydrolase from Rhodospirillum rubrum

Yaoping Zhang, Kitai Kim, G. Roberts, 2004, FEBS letters.

Incorporation of Molybdenum into the Iron-Molybdenum Cofactor of Nitrogenase*

G. Roberts, P. Ludden, R. M. Allen, 1999, The Journal of Biological Chemistry.

Biosynthesis of the Iron-Molybdenum and Iron-Vanadium Cofactors

C. Rüttimann-Johnson, G. Roberts, P. Ludden, 1998 .

A Proposed Role for Protein

Yaoping Zhang, G. Roberts, P. Ludden, 1997 .

Posttranslational Regulation of Nitrogenase Activity by Reversible ADP-Ribosylation; How are the Regulatory Enzymes Drat and Drag Regulated?

Yaoping Zhang, G. Roberts, P. Ludden, 1995 .

The Biochemistry and Genetics of Nitrogen Fixation by Photosynthetic Bacteria

G. Roberts, P. Ludden, 1995 .

Requirement of NifX and other nif proteins for in vitro biosynthesis of the iron-molybdenum cofactor of nitrogenase.

G. Roberts, P. Ludden, R. M. Allen, 1999, Journal of bacteriology.

Gene-product relationships of the nif regulon of Klebsiella pneumoniae

W. Brill, G. Roberts, 1980, Journal of bacteriology.

Reversible ADP-Ribosylation of Dinitrogenase Reductase from Rhodospirillum rubrum Regulates the Activity of the Enzyme In Vivo and In Vitro

S. Murrell, G. Roberts, P. Ludden, 1989 .

Posttranslational regulation of nitrogenase in Rhodospirillum rubrum strains overexpressing the regulatory enzymes dinitrogenase reductase ADP-ribosyltransferase and dinitrogenase reductase activating glycohydrolase

G. Roberts, P. Ludden, S. Grunwald, 1995, Journal of bacteriology.

Reversible ADP-ribosylation is demonstrated to be a regulatory mechanism in prokaryotes by heterologous expression.

G. Roberts, R. Burris, H. Fu, 1990, Proceedings of the National Academy of Sciences of the United States of America.

Functional expression of a Rhodospirillum rubrum gene encoding dinitrogenase reductase ADP-ribosyltransferase in enteric bacteria.

G. Roberts, R. Burris, H. Fu, 1989, Gene.

Fine-structure mapping and complementation analysis of nif (nitrogen fixation) genes in Klebsiella pneumoniae

W. Brill, D. Macneil, G. Roberts, 1978, Journal of bacteriology.

Isolation and characterization of draT mutants that have altered regulatory properties of dinitrogenase reductase ADP-ribosyltransferase in Rhodospirillum rubrum.

Y. Zhang, G. Roberts, P. Ludden, 2001, Microbiology.

Correlation of Activity Regulation and Substrate Recognition of the ADP-Ribosyltransferase That Regulates Nitrogenase Activity in Rhodospirillum rubrum

Yaoping Zhang, Kitai Kim, G. Roberts, 1999, Journal of bacteriology.

ADP-Ribosylation as a Regulatory Mechanism for Nitrogen Fixation

Yaoping Zhang, Ying-Xin Zhang, Kitai Kim, 1998 .

Effect of an ntrBC mutation on the posttranslational regulation of nitrogenase activity in Rhodospirillum rubrum

G. Roberts, P. Ludden, R. Burris, 1995, Journal of bacteriology.

Posttranslational regulation of nitrogenase activity in Azospirillum brasilense ntrBC mutants: ammonium and anaerobic switch-off occurs through independent signal transduction pathways

G. Roberts, P. Ludden, R. Burris, 1994, Journal of bacteriology.

Cloning, sequencing, mutagenesis, and functional characterization of draT and draG genes from Azospirillum brasilense

G. Roberts, R. Burris, Y. Zhang, 1992, Journal of bacteriology.

The cloning and functional characterization of the nifH gene of Rhodospirillum rubrum.

G. Roberts, L. Lehman, W. Fitzmaurice, 1990, Gene.

The genetics and biochemistry of the reversible ADP-ribosylation systems of Rhodospirillum rubrum and Azospirillum lipoferum

G. Roberts, P. Ludden, R. Burris, 1990 .

Transcription activation by CooA, the CO-sensing factor from Rhodospirillum rubrum. The interaction between CooA and the C-terminal domain of the alpha subunit of RNA polymerase.

T. Donohue, R. Gourse, T. Gaal, 1999, The Journal of biological chemistry.

Effects of Specific Amino Acid Substitutions on Activities of Dinitrogenase Reductase-Activating Glycohydrolase fromRhodospirillum rubrum

Yaoping Zhang, G. Roberts, P. Ludden, 2001, Journal of bacteriology.

Posttranscriptional control of Klebsiella pneumoniae nif mRNA stability by the nifL product

J. Collins, W. Brill, G. Roberts, 1986, Journal of bacteriology.

Use of Two-Dimensional Polyacrylamide Gel Electrophoresis to Identify and Classify Rhizobium Strains

W. Brill, G. Roberts, W. T. Leps, 1980, Applied and environmental microbiology.

Artificial DNA-mediated genetic transformation of the photosynthetic nitrogen-fixing bacterium Rhodospirillum rubrum

G. Roberts, W. Fitzmaurice, W. P. Fitzmaurice, 1991, Archives of Microbiology.

Substitution of Valine for Histidine 265 in Carbon Monoxide Dehydrogenase from Rhodospirillum rubrum Affects Activity and Spectroscopic States*

R. Kerby, G. Roberts, P. Ludden, 1998, The Journal of Biological Chemistry.

Site-directed mutagenesis of the target arginine for ADP-ribosylation of nitrogenase component II in Rhodobacter capsulatus.

J. Willison, G. Roberts, P. Ludden, 1993, Biochemical and biophysical research communications.

Cyclic di-GMP Allosterically Inhibits the CRP-Like Protein (Clp) of Xanthomonas axonopodis pv. citri

G. Roberts, Jason L. Leduc, 2009, Journal of bacteriology.

Cloning and expression of draTG genes from Azospirillum lipoferum.

G. Roberts, R. Burris, W. Fitzmaurice, 1990, Gene.

The nifY product of Klebsiella pneumoniae is associated with apodinitrogenase and dissociates upon activation with the iron-molybdenum cofactor

G. Roberts, V. K. Shah, T. Paustian, 1993, Journal of bacteriology.

Posttranslational regulation of nitrogenase in Rhodobacter capsulatus: existence of two independent regulatory effects of ammonium

G. Roberts, P. Ludden, J. Pierrard, 1993, Journal of bacteriology.

Isolation and characterization of the Streptomyces cattleya temperate phage TG1.

N. Morin, G. Roberts, F. Foor, 1985, Gene.

The Biochemistry of CO Dehydrogenase in Rhodospirillum rubrum

R. Kerby, D. Shelver, Yiping He, 1996 .

Heme Displacement Mechanism of CooA Activation

R. Kerby, M. Ibrahim, T. Spiro, 2006, Journal of Biological Chemistry.

Mapping CooA·RNA Polymerase Interactions

G. Roberts, M. Thorsteinsson, Jason L. Leduc, 2001, Journal of Biological Chemistry.

Effect of PII and Its Homolog GlnK on Reversible ADP-Ribosylation of Dinitrogenase Reductase by Heterologous Expression of the Rhodospirillum rubrum Dinitrogenase Reductase ADP-Ribosyl Transferase–Dinitrogenase Reductase-Activating Glycohydrolase Regulatory System inKlebsiella pneumoniae

Yaoping Zhang, G. Roberts, P. Ludden, 2001, Journal of bacteriology.

Regulation of Nitrogen Fixation in the Photosynthetic Bacterium Rhodospirillum Rubrum: Roles of GlnD and PII Proteins

Yaoping Zhang, G. Roberts, E. Pohlmann, 2005 .

Identification of Cys94 as the distal ligand to the Fe(III) heme in the transcriptional regulator RcoM-2 from Burkholderia xenovorans

Aaron T. Smith, R. Kerby, G. Roberts, 2012, JBIC Journal of Biological Inorganic Chemistry.

Unexpected NO-dependent DNA binding by the CooA homolog from Carboxydothermus hydrogenoformans.

R. Kerby, G. Roberts, J. Burstyn, 2006, Proceedings of the National Academy of Sciences of the United States of America.

In vivo nickel insertion into the carbon monoxide dehydrogenase of Rhodospirillum rubrum: molecular and physiological characterization of cooCTJ

R. Kerby, G. Roberts, P. Ludden, 1997, Journal of bacteriology.

Biological nitrogen fixation.

G. Roberts, R. Burris, G P Roberts, 1993, Annual review of nutrition.

Characterization of the γ Protein and Its Involvement in the Metallocluster Assembly and Maturation of Dinitrogenase from Azotobacter vinelandii(*)

G. Roberts, D. Dean, M. Homer, 1995, The Journal of Biological Chemistry.

Characterization of the region encoding the CO-induced hydrogenase of Rhodospirillum rubrum

D. Shelver, J. D. Fox, G. Roberts, 1996, Journal of bacteriology.

Effect of Perturbation of ATP Level on the Activity and Regulation of Nitrogenase in Rhodospirillum rubrum

Yaoping Zhang, G. Roberts, E. Pohlmann, 2009, Journal of bacteriology.

The ultraviolet circular dichroism of some natural DNAs and an analysis of the spectra for sequence information

F. S. Allen, I. Tinoco, D. Gray, 1972, Biopolymers.

Two-State Allosteric Modeling Suggests Protein Equilibrium as an Integral Component for Cyclic AMP (cAMP) Specificity in the cAMP Receptor Protein of Escherichia coli

G. Roberts, H. Youn, Junseock Koh, 2008, Journal of bacteriology.

Genes coding for the reversible ADP-ribosylation system of dinitrogenase reductase from Rhodospirillum rubrum

G. Roberts, P. Ludden, R. Lowery, 1989, Molecular and General Genetics MGG.

Complete genome sequence of Rhodospirillum rubrum type strain (S1)

Frank, D. Schwartz, N. Kyrpides, 2014 .

Functional Characterization of Three GlnB Homologs in the Photosynthetic Bacterium Rhodospirillum rubrum: Roles in Sensing Ammonium and Energy Status

Yaoping Zhang, G. Roberts, P. Ludden, 2001, Journal of bacteriology.

and Ammonium and Energy Status : Roles in Sensing Rhodospirillum rubrum Homologs in the Photosynthetic Bacterium Functional Characterization of Three GlnB

Yaoping Zhang, G. Roberts, P. Ludden, 2001 .

Electronic absorption, EPR, and resonance raman spectroscopy of CooA, a CO-sensing transcription activator from R. rubrum, reveals a five-coordinate NO-heme.

R. Kerby, D. Shelver, T. Spiro, 2000, Biochemistry.

Structure of the CO sensing transcription activator CooA

D. J. Schuller, T. Poulos, W. Lanzilotta, 2000, Nature Structural Biology.

Identification of two important heme site residues (cysteine 75 and histidine 77) in CooA, the CO-sensing transcription factor of Rhodospirillum rubrum.

R. Kerby, D. Shelver, G. Roberts, 1999, Biochemistry.

CO-Sensing Mechanisms

Robert L. Kerby, R. Kerby, G. Roberts, 2004, Microbiology and Molecular Biology Reviews.

CooA, a CO-sensing transcription factor from Rhodospirillum rubrum, is a CO-binding heme protein.

R. Kerby, D. Shelver, G. Roberts, 1997, Proceedings of the National Academy of Sciences of the United States of America.

Identification of Rhodospirillum rubrum GlnB Variants That Are Altered in Their Ability To Interact with Different Targets in Response to Nitrogen Status Signals

M. Conrad, Yaoping Zhang, G. Roberts, 2006, Journal of bacteriology.

Whole-Genome Shotgun Optical Mapping of Rhodospirillum rubrum

David C. Schwartz, Alla Lapidus, Steve Goldstein, 2004, Applied and Environmental Microbiology.

Sustaining N2-Dependent Growth in the Presence of CO

R. Kerby, G. Roberts, 2010, Journal of bacteriology.

Identification of an alternative nitrogenase system in Rhodospirillum rubrum

L J Lehman, G. Roberts, G P Roberts, 1991, Journal of bacteriology.

DNA binding by an imidazole-sensing CooA variant is dependent on the heme redox state

G. Roberts, H. Youn, J. Burstyn, 2007, JBIC Journal of Biological Inorganic Chemistry.

Rhodospirillum rubrum CO-Dehydrogenase. Part 1. Spectroscopic Studies of CODH Variant C531A Indicate the Presence of a Binuclear [FeNi] Cluster

R. Kerby, G. Roberts, P. Ludden, 1999 .

Molecular phylogeny of Archaea from soil.

T. Donohue, J. Handelsman, R. M. Goodman, 1997, Proceedings of the National Academy of Sciences of the United States of America.

Regulation of nitrogenase activity by reversible ADP ribosylation.

G. Roberts, P. Ludden, 1989, Current topics in cellular regulation.

The Poor Growth of Rhodospirillum rubrum Mutants Lacking RubisCO Is Due to the Accumulation of Ribulose-1,5-Bisphosphate

Yaoping Zhang, G. Roberts, Jilun Li, 2011, Journal of bacteriology.

Elimination of Rubisco alters the regulation of nitrogenase activity and increases hydrogen production in Rhodospirillum rubrum.

Yaoping Zhang, G. Roberts, Jilun Li, 2010, International journal of hydrogen energy.

Mutagenesis and Functional Characterization of theglnB, glnA, and nifA Genes from the Photosynthetic Bacterium Rhodospirillum rubrum

Yaoping Zhang, G. Roberts, P. Ludden, 2000, Journal of bacteriology.

Importance of cis Determinants and Nitrogenase Activity in Regulated Stability of the Klebsiella pneumoniae Nitrogenase Structural Gene mRNA

G. Roberts, M. Gosink, H. Simon, 1999, Journal of bacteriology.

An improved Tn7-based system for the single-copy insertion of cloned genes into chromosomes of gram-negative bacteria.

G. Roberts, H. Fu, D. Lies, 1991, Gene.

Use of Two-Dimensional Polyacrylamide Electrophoresis to Demonstrate that Putative Rhizobium Cross-Inoculation Mutants Actually Are Contaminants

W. Brill, G. Roberts, W. T. Leps, 1980, Applied and environmental microbiology.

Changing the Ligand Specificity of CooA, a Highly Specific Heme-based CO Sensor*

R. Kerby, G. Roberts, H. Youn, 2004, Journal of Biological Chemistry.

Nitrogenase iron-molybdenum cofactor binding site: Protein conformational changes associated with cofactor binding

D. Rees, J. Howard, J. Magnuson, 1997 .

Biosynthesis of the iron-molybdenum cofactor of nitrogenase.

G. Roberts, P. Ludden, R. M. Allen, 2008, Annual review of microbiology.

GlnD Is Essential for NifA Activation, NtrB/NtrC-Regulated Gene Expression, and Posttranslational Regulation of Nitrogenase Activity in the Photosynthetic, Nitrogen-Fixing Bacterium Rhodospirillum rubrum

Yaoping Zhang, G. Roberts, E. Pohlmann, 2005, Journal of bacteriology.

CooA: a heme-containing regulatory protein that serves as a specific sensor of both carbon monoxide and redox state.

W. Lanzilotta, R. Kerby, G. Roberts, 2001, Progress in nucleic acid research and molecular biology.

Investigation of the role of the N-terminal proline, the distal heme ligand in the CO sensor CooA.

G. Roberts, H. Youn, J. Burstyn, 2004, Biochemistry.

Study of Highly Constitutively Active Mutants Suggests How cAMP Activates cAMP Receptor Protein*

R. Kerby, M. Conrad, G. Roberts, 2006, Journal of Biological Chemistry.

Dynamics of Carbon Monoxide Binding to CooA*

J. Groves, J. Olson, G. Mclendon, 2004, Journal of Biological Chemistry.

Ligand Responses of Vfr, the Virulence Factor Regulator from Pseudomonas aeruginosa

G. Roberts, H. Youn, Jose Serate, 2011, Journal of bacteriology.

Structure-based hypothesis on the activation of the CO-sensing transcription factor CooA.

T. Poulos, Huiying Li, R. Kerby, 2007, Acta crystallographica. Section D, Biological crystallography.

Roles of the heme and heme ligands in the activation of CooA, the CO-sensing transcriptional activator.

M. Conrad, G. Roberts, H. Youn, 2006, Biochemical and biophysical research communications.

Functionally Critical Elements of CooA-Related CO Sensors

R. Kerby, M. Conrad, G. Roberts, 2004, Journal of bacteriology.

The Role of the Hydrophobic Distal Heme Pocket of CooA in Ligand Sensing and Response*

R. Kerby, G. Roberts, H. Youn, 2003, The Journal of Biological Chemistry.

Analysis of the L116K Variant of CooA, the Heme-containing CO Sensor, Suggests the Presence of an Unusual Heme Ligand Resulting in Novel Activity*

R. Kerby, G. Roberts, H. Youn, 2002, The Journal of Biological Chemistry.

Characterization of Variants Altered at the N-terminal Proline, a Novel Heme-Axial Ligand in CooA, the CO-sensing Transcriptional Activator*

W. Lanzilotta, R. Kerby, M. Conrad, 2000, The Journal of Biological Chemistry.

Altering the specificity of CooA, the carbon monoxide-sensing transcriptional activator: characterization of CooA variants that bind cyanide in the Fe(II) form with high affinity.

R. Kerby, G. Roberts, M. Thorsteinsson, 2000, Biochemistry.

Transcription Activation by CooA, the CO-sensing Factor fromRhodospirillum rubrum

T. Donohue, R. Gourse, Yiping He, 1999, The Journal of Biological Chemistry.

Redox-mediated Transcriptional Activation in a CooA Variant*

R. Kerby, M. Conrad, G. Roberts, 2001, The Journal of Biological Chemistry.

The Heme Pocket Afforded by Gly117 Is Crucial for Proper Heme Ligation and Activity of CooA*

R. Kerby, M. Conrad, G. Roberts, 2001, The Journal of Biological Chemistry.

The product of the Klebsiella pneumoniae nifX gene is a negative regulator of the nitrogen fixation (nif) regulon

G. Roberts, M. Gosink, N. Franklin, 1990, Journal of bacteriology.

EPR and Electronic Absorption Spectroscopies of the CO-Sensing CooA Protein Reveal a Cysteine-Ligated Low-Spin Ferric Heme†

R. Kerby, D. Shelver, G. Roberts, 1998 .

Mutagenesis and Functional Characterization of the Four Domains of GlnD, a Bifunctional Nitrogen Sensor Protein

M. Conrad, Yaoping Zhang, G. Roberts, 2010, Journal of bacteriology.

Specificity and Regulation of Interaction between the PII and AmtB1 Proteins in Rhodospirillum rubrum

Yaoping Zhang, G. Roberts, D. Wolfe, 2007, Journal of bacteriology.

Identification and functional characterization of NifA variants that are independent of GlnB activation in the photosynthetic bacterium Rhodospirillum rubrum.

Yaoping Zhang, G. Roberts, Jilun Li, 2008, Microbiology.

Dual Roles of an E-Helix Residue, Glu167, in the Transcriptional Activator Function of CooA

R. Kerby, M. Conrad, G. Roberts, 2005, Journal of bacteriology.

Burkholderia xenovorans RcoMBx-1, a Transcriptional Regulator System for Sensing Low and Persistent Levels of Carbon Monoxide

R. Kerby, G. Roberts, 2012, Journal of bacteriology.

Carbon Monoxide Sensing Low and Persistent Levels of Transcriptional Regulator System for-1 , a Bx Burkholderia xenovorans RcoM

R. Kerby, G. Roberts, 2012 .

The products of glnL and glnG are bifunctional regulatory proteins

D. Macneil, G. Roberts, T. Macneil, 2004, Molecular and General Genetics MGG.

Identification of Cys94 as the distal ligand to the Fe(III) heme in the transcriptional regulator RcoM-2 from Burkholderia xenovorans

Aaron T. Smith, R. Kerby, G. Roberts, 2012, JBIC Journal of Biological Inorganic Chemistry.

Sustaining N2-Dependent Growth in the Presence of CO

R. Kerby, G. Roberts, 2010, Journal of bacteriology.

RcoM: A New Single-Component Transcriptional Regulator of CO Metabolism in Bacteria

R. Kerby, G. Roberts, H. Youn, 2008, Journal of bacteriology.

Posttranscriptio nal Control ofKlebsiella pneumoniae nifmRNA Stability bythenifL Product

G. Roberts, 1986 .

Ligand Responses of Vfr, the Virulence Factor Regulator from Pseudomonas aeruginosa

G. Roberts, H. Youn, Jose Serate, 2011, Journal of bacteriology.

Yaoping Zhang, G. Roberts, E. Pohlmann, 2005, Journal of bacteriology.

Identification of critical residues in GlnB for its activation of NifA activity in the photosynthetic bacterium Rhodospirillum rubrum.

Yaoping Zhang, G. Roberts, E. Pohlmann, 2004, Proceedings of the National Academy of Sciences of the United States of America.

Effect of Perturbation of ATP Level on the Activity and Regulation of Nitrogenase in Rhodospirillum rubrum

Yaoping Zhang, G. Roberts, E. Pohlmann, 2009, Journal of bacteriology.

Cyclic di-GMP Allosterically Inhibits the CRP-Like Protein (Clp) of Xanthomonas axonopodis pv. citri

G. Roberts, Jason L. Leduc, 2009, Journal of bacteriology.

Paul pneumoniae Klebsiella Regulatory System in Reductase-Activating Glycohydrolase Dinitrogenase − Transferase Dinitrogenase Reductase ADP-Ribosyl Rhodospirillum rubrum Expression of the Dinitrogenase Reductase by Heterologous Reversible ADP-Ribosylation of and Its Homolog GlnK onIIEffect of P

Yaoping Zhang, G. Roberts, P. Ludden, 2000 .