Cloned genes encoding reverse transcriptase lacking RNASE H acti

Chemistry: molecular biology and microbiology – Enzyme – proenzyme; compositions thereof; process for... – Transferase other than ribonuclease

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435 691, 435 9151, 4351723, 4353201, 435 697, 4352523, 43525233, 435810, 536 232, 536 234, 935 10, 935 14, 935 29, 935 36, 935 47, 935 66, 935 73, 935 18, C12N 912, C12N 1500, C12N 1554, C12N 1570

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056680058

ABSTRACT:
The invention relates to a gene which encodes reverse transcriptase having DNA polymerase activity and substantially no RNase H activity. The invention also relates to vectors containing the gene and hosts transformed with the vectors of the invention. The invention also relates to a method of producing reverse transcriptase having DNA polymerase activity and substantially no RNase H activity by expressing the reverse transcriptase genes of the present invention in a host. The invention also relates to a method of producing cDNA from mRNA using the reverse transcriptase of the invention. The invention also relates to a kit for the preparation of cDNA from mRNA comprising the reverse transcriptase of the invention.

REFERENCES:
patent: 4663290 (1987-05-01), Weis et al.
patent: 4795699 (1989-01-01), Tabor et al.
patent: 4943531 (1990-07-01), Goff et al.
patent: 5017492 (1991-05-01), Kotewicz et al.
patent: 5244797 (1993-09-01), Kotewicz et al.
patent: 5405776 (1995-04-01), Kotewicz et al.
Akins, R.A. et al., "Mitochondrial Plasmids of Neurospora: Integration into Mitochondrial DNA and Evidence for Reverse Transcription in Mitochondria," Cell 47:505-516 (1986).
Bassin, R.H. et al., "Macromolecular Requirements for Abrogation of Fv-1 Restriction by Murine Leukemia Viruses," J. Virology 35(2):287-297 (1980).
Berger, S.L. et al., "Reverse Transcriptase and Its Associated Ribonuclease H: Interplay of Two Enzyme Activities Controls the Yield of Single-Stranded Complementary Deoxyribonucleic Acid," Biochemistry 23:2365-2372 (1983).
Blain, S.W. and Goff, S.P., "Nuclease Activities of Moloney Murine Leukemia Virus Reverse Transcriptase," J. Biol. Chem. 268(31):23585-23592 (1993).
Carter, P. and Wells, J.A., "Engineering Enzyme Specificity by `Substrate-Assisted Catalysis,`" Science 237:394-399 (1987).
Fawcett, D.H. et al., "Transposable Elements Controlling I-R Hybrid Dysgenesis in D. melanogaster Are Similar to Mammalian LINEs," Cell 47:1007-1015 (1986).
Finston, W.I. and Champoux, J.J., "RNA-Primed Initiation of Moloney Murine Leukemia Virus Plus Strands by Reverse Transcriptase In Vitro," J. Virology 51(1):26-33 (1984).
Gerard, G.F. et al., "Poly (2'-O-methylcytidylate) Oligodeoxyguanylate as a Template for the Ribonucleic Acid Directed Deoxyribonucleic Acid Polymerase in Ribonucleic Acid Tumor Virus Particles and a Specific Probe for the Ribonucleic Acid Directed Enzyme in Transformed Murine Cells," Biochemistry 13(8):1632-1641 (1974).
Gerard, G.F. and Grandgenett, D.P., "Purification and Characterization of the DNA Polymerase and RNase H Activities in Moloney Murine Sarcoma-Leukemia Virus," J. Virology 15(4):785-797 (1975).
Gerard, G.F., "Multiple RNase H Activities in Mammalian Type C Retravirus Lysates," J. Virology 26(1):16-28 (1978).
Gerard, G.F., "Mechanism of Action of Moloney Murine Leukemia Virus RNase H III," J. Virology 37(2):748-754 (1981).
Gerard, G.F. et al., "Influence on Stability in Eschericha coli of the Carboxy-Terminal Structure of Cloned Moloney Murine Leukemia Virus Reverse Transcriptase," DNA 5(4):271-279 (1986).
Gerwin, B.I. et al., "Mutant of B-Tropic Murine Leukemia Virus Synthesizing an Altered Polymerase Molecule," J. Virology 31(3):741-751 (1979).
Gorecki, M. and Panet, A., "Discrimination of DNA Polymerase and RNase H Activities in Reverse Transcriptase of Avian Myeloblastosis Virus," Biochemistry 17(12):2438-2442 (1978).
Johnson, M.S. et al., "Computer analysis of retroviral pol genes: Assignment of enzymatic functions to specific sequences and homologies with nonviral enzymes," Proc. Natl. Acad. Sci. USA 83(20):7648-7652 (1986).
Kamer, G. and Argos, P., "Primary structural comparison of RNA-dependent polymerases from plant, animal and bacterial viruses," Nucl. Acids. Res. 12(18):7269-7282 (1984).
Kotewicz, M.L. et al., "Cloning and overexpression of Moloney murine leukemia virus reverse transcriptase in Escherichia coli," Gene 35:249-258 (1985).
Kotewicz, M.L. et al., "Isolation of cloned Moloney murine leukemia virus reverse transcriptase lacking ribonuclease H activity," Nucl. Acids Res. 16(1):265-277 (1988).
Lai, M.-H.T. and Verma, I.M., "Reverse Transcriptase of RNA Tumor Viruses. V. In Vitro Proteolysis of Reverse Transcriptase from Avian Myeloblastosis Virus and Isolation of a Polypeptide Manifesting Only RNase H Activity," J. Virology 25(2):652-663 (1978).
Lai, M.-H.T. et al., "Mammalian Retrovirus-Associated RNase H Is Virus Coded," J. Virology 27(3):823-825 (1978).
Levin, J.G. et al., "Murine Leukemia Virus Mutant with a Frameshift in the Reverse Transcriptase Coding Region: Implications for pol Gene Structure," J. Virology 51(2):470-478 (1984).
Maniatis, T. In:Molecular Cloning, A Laboratory Manual, Cold Spring Harbor Laboratory Press, pp. 213 and 231 (1982).
Meloun, B. et al., "Complete primary structure of thermitase from Thermoactinomyces vulgaris and its structural features related to the subtilisin-type proteinases," FEBS Letters 183(2):195-200 (1985).
Messer, L.I. et al., "Functional Analysis of Reverse Transcription by a Frameshift pol Mutant of Murine Leukemia Virus," Virology 146:146-152 (1985).
Michel, F. and Lang, B.F., "Mitochondrial class II introns encode proteins related to the reverse transcriptases of retroviruses," Nature 316:641-643 (1985).
Moelling, K. and Friis, R.R., "Two Avian Sarcoma Virus Mutants with Defects in the DNA Polymerase-RNase H Complex," J. Virology 32(2):370-378 (1979).
Resnick, R. et al., "Involvement of Retrovirus Reverse Transcriptase-Associated RNase H in the Initiation of Strong-Stop (+) DNA Synthesis and the Generation of the Long Terminal Repeat," J. Virology 51(3):813-821 (1984).
Roth, M.J. et al., "Purification and Characterization of Murine Retroviral Reverse Transcriptase Expressed in Escherichia coli," J. Biol. Chem. 260(16):9326-9335 (1985).
Shinnick, T.M. et al., "Nucleotide sequence of Moloney murine leukaemia virus," Nature 293:543-548 (1981).
Smith, J.K. et al., "Initiation of Plus-Strand DNA Synthesis During Reverse Transcription of an Avian Retrovirus Genome," J. Virology 49(1):200-204 (1984).
Tanese, N. et al., "Analysis of Retroviral pol Gene Products with Antisera Raised against Fusion Proteins Produced in Escherichia coli," J. Virology 59(2):328-340 (1986).
Tanese, N. et al., "Expression of enzymatically active reverse transcriptase in Escherichia coli," Proc. Natl. Acad. Sci. USA 82(15):4944-4948 (1985).
Telesnitsky, A. and Goff, S.P., "RNase H domain mutations affect the interaction between Moloney murine leukemia virus reverse transcriptase and its primer-template," Proc. Natl. Acad. Sci. USA 90:1276-1280 (1993).
Toh, H. et al., "Sequence homology between retroviral reverse transcriptase and putative polymerases of hepatitis B virus and cauliflower mosaic virus," Nature 305:827-829 (1983).
Tronick, S.R. et al., "Molecular cloning of Moloney murine sarcoma virus: Arrangement of virus-related sequences within the normal mouse genome," Proc. Natl. Acad. Sci. USA 76(12):6314-6318 (1979).
Van Beveren, C. et al., "RNA Tumor Viruses" in Molecular Biology of Tumor Viruses, 2nd ed., vol. 2. Cold Spring Harbor Laboratory Press, pp. 773-779 (1985).
Zoller, M.J. and Smith, M., "Oligonucleotide-Directed Mutagenesis of DNA Fragments Cloned into M13 Vectors," Methods in Enzymology 100:468-500 (1983).

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