Isolation of mutants of bacteriophage T4 unable to induce thymidine kinase activity. II. Location of the structural gene for thymidine kinase
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چکیده
منابع مشابه
Structural basis for the dual thymidine and thymidylate kinase activity of herpes thymidine kinases.
Crystal structures of equine herpesvirus type-4 thymidine kinase (EHV4-TK) in complex with (i). thymidine and ADP, (ii). thymidine and SO(4) and the bisubstrate analogs, (iii). TP(4)A, and (iv). TP(5)A have been solved. Additionally, the structure of herpes simplex virus type-1 thymidine kinase (HSV1-TK) in complex with TP(5)A has been determined. These are the first structures of nucleoside ki...
متن کاملStreptococcus gordonii strains resistant to fluorodeoxyuridine contain mutations in the thymidine kinase gene and are deficient in thymidine kinase activity.
Mutants of Streptococcus gordonii resistant to 5-fluorodeoxyuridine (FUdR(r)) were isolated. Each strain contained a point mutation resulting in the premature termination of the thymidine kinase (TK) open reading frame (tdk). In vitro translation of the mutant tdk coding regions resulted in synthesis of truncated TK polypeptides deficient in TK activity.
متن کاملRestriction Enzyme Analysis of Thymidine Kinase Gene in Four Iranian Isolates of Herpes Simplex Virus Type 1
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Transfer of the gene for thymidine kinase to thymidine kinase-deficient human cells by purified herpes simplex viral DNA.
Transformation of human cells from a thymidine kinase (ATP:thymidine 5'-phosphotransferase, EC 2.7.1.75)-negative to a thymidine kinase-positive phenotype has been achieved by using purified DNA from herpes simplex virus type 2. The specific activity of the DNA was in the range 0.5 to 2.0 transformants per microng and the efficiency of gene transfer was up to 1 transformant per 10(5) recipient ...
متن کاملSerological study of a mutant of herpesvirus unable to stimulate thymidine kinase.
A mutant of herpes simplex virus which was unable to produce thymidine kinase also failed to produce an antigen which blocked the enzyme-inhibiting activity of antiserum prepared against virus-infected cells.
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ژورنال
عنوان ژورنال: Journal of Virology
سال: 1975
ISSN: 0022-538X,1098-5514
DOI: 10.1128/jvi.15.4.855-860.1975