The nonstructural components of polyproteins encoded by replication-defective mammalian transforming retroviruses are phosphorylated and have associated protein kinase activity.

[1]  J. Stephenson,et al.  The nonstructural component of the Abelson murine leukemia virus polyprotein P120 is encoded by newly acquired genetic sequences , 1979, Journal of Virology.

[2]  J. Stephenson,et al.  Type C retroviruses as vectors for cloning cellular genes with probable transforming function. , 1979, Journal of the National Cancer Institute.

[3]  J. Stephenson,et al.  Abelson murine leukemia virus-infected cell lines defective in transformation. , 1979, Virology.

[4]  A. Schultz,et al.  Post-translational modification of Rauscher leukemia virus precursor polyproteins encoded by the gag gene , 1979, Journal of virology.

[5]  J. Stephenson,et al.  Feline sarcoma virus-coded polyprotein: enzymatic cleavage by a type C virus-coded structural protein , 1979, Journal of virology.

[6]  J. Stephenson,et al.  Isolation and characterization of a feline sarcoma virus-coded precursor polyprotein. Competition immunoassay for nonstructural components. , 1978, The Journal of biological chemistry.

[7]  A. Schultz,et al.  Murine leukemia virus gag polyproteins: the peptide chain unique to Pr80 is located at the amino terminus. , 1978, Virology.

[8]  R. K. Reynolds,et al.  Translation of type C viral RNAs in Xenopus laevis oocytes: evidence that the 120,000-molecular-weight polyprotein expressed in Abelson leukemia virus-transformed cells is virus coded , 1978, Journal of virology.

[9]  H. Varmus,et al.  Evidence that the transforming gene of avian sarcoma virus encodes a protein kinase associated with a phosphoprotein , 1978, Cell.

[10]  J. Stephenson,et al.  Murine leukemia virus (T-8)-transformed cells: identification of a precursor polyprotein containing gag gene-coded proteins (p15 and p12) and a nonstructural component , 1978, Journal of virology.

[11]  J. Stephenson,et al.  Cells nonproductively transformed by Abelson murine leukemia virus express a high molecular weight polyprotein containing structural and nonstructural components. , 1978, Proceedings of the National Academy of Sciences of the United States of America.

[12]  D. Baltimore,et al.  Identification of an Abelson murine leukemia virus-encoded protein present in transformed fibroblast and lymphoid cells. , 1978, Proceedings of the National Academy of Sciences of the United States of America.

[13]  R. Erikson,et al.  Protein kinase activity associated with the avian sarcoma virus src gene product. , 1978, Proceedings of the National Academy of Sciences of the United States of America.

[14]  C. Sherr,et al.  Pseudotypes of feline sarcoma virus contain an 85,000-dalton protein with feline oncornavirus-associated cell membrane antigen (FOCMA) activity. , 1978, Proceedings of the National Academy of Sciences of the United States of America.

[15]  J. Stephenson,et al.  Amino- and carboxyl-terminal amino acid sequences of proteins coded by gag gene of murine leukemia virus. , 1978, Proceedings of the National Academy of Sciences of the United States of America.

[16]  J. Stephenson,et al.  Feline oncornavirus-associated cell membrane antigen: evidence for an immunologically crossreactive feline sarcoma virus-coded protein. , 1977, Proceedings of the National Academy of Sciences of the United States of America.

[17]  R. K. Reynolds,et al.  Biochemical and immunological properties of gag genecoded structural proteins of endogenous tyep C RNA tumor viruses of diverse mammalian species. , 1977, The Journal of biological chemistry.

[18]  J. Stephenson,et al.  Feline leukemia virus: biochemical and immunological characterization of gag gene-coded structural proteins , 1977, Journal of virology.

[19]  A. Burny,et al.  Frog oocytes synthesize and completely process the precursor polypeptide to virion structural proteins after microinjection of avian myeloblastosis virus RNA. , 1977, Proceedings of the National Academy of Sciences of the United States of America.

[20]  J. Hartley,et al.  Isolation of transforming murine leukemia viruses from mice with a high incidence of spontaneous lymphoma. , 1977, Proceedings of the National Academy of Sciences of the United States of America.

[21]  K. Helm.  Cleavage of Rous sarcoma viral polypeptide precursor into internal structural proteins in vitro involves viral protein p15 Iviral precursor polypeptide/group-specific (gs) antigen/in vitro proteolytic cleavage process) , 1977 .

[22]  B. K. Pal,et al.  Phosphoproteins: structural components of oncornaviruses , 1975, Journal of virology.

[23]  C. Scher,et al.  Direct transformation of 3T3 cells by Abelson murine leukaemia virus , 1975, Nature.

[24]  W. Bonner,et al.  A film detection method for tritium-labelled proteins and nucleic acids in polyacrylamide gels. , 1974, European journal of biochemistry.

[25]  I. Henderson,et al.  Mink cell line Mv 1 Lu (CCL 64). Focus formation and the generation of "nonproducer" transformed cell lines with murine and feline sarcoma viruses. , 1974, Virology.

[26]  S. Aaronson,et al.  Nonproducer clones of murine sarcoma virus transformed BALB-3T3 cells. , 1970, Virology.

[27]  U. K. Laemmli,et al.  Cleavage of Structural Proteins during the Assembly of the Head of Bacteriophage T4 , 1970, Nature.

[28]  S. Aaronson,et al.  Murine Sarcoma and Leukemia Viruses: Assay Using Clonal Lines of Contact-Inhibited Mouse Cells , 1969, Journal of virology.

[29]  R. Huebner.  The murine leukemia-sarcoma virus complex. , 1967, Proceedings of the National Academy of Sciences of the United States of America.

[30]  F. Greenwood,et al.  THE PREPARATION OF I-131-LABELLED HUMAN GROWTH HORMONE OF HIGH SPECIFIC RADIOACTIVITY. , 1963, The Biochemical journal.

[31]  J. Stephenson,et al.  Translational products of type-C RNA tumor viruses. , 1978, Advances in cancer research.