Published August 1974 | Version Published
Journal Article Open

Mapping of a mutation, polB100, affecting deoxyribonucleic acid polymerase II in Escherichia coli K-12

Abstract

Direct assay for deoxyribonucleic acid polymerase II in extracts has been used to screen recombinants for the polB allele in Hfr x F^- crosses, F-ductants in episome transfer, and transductants in generalized transduction by phage P1. The polB gene is located at 2 min on the Escherichia coli linkage map; it is 39 to 64% co-transducible with leu. A mutant, E. coli polA1 polB100 polC (ts), deficient in deoxyribonucleic acid polymerases I and II and having a thermolabile deoxyribonucleic acid polymerase III, has been prepared by the P1-mediated cross: P1 (HMS85 polB100) x E. coli BT1026 polA1 polC (ts) leu^-.

Additional Information

© 1974 American Society for Microbiology. Received for publication 26 April 1974. This investigation was supported by Public Health Service grant AI-06045 from the National Institute of Allergy and Infectious Diseases, grant NP-1C from the American Cancer Society, Incorporated, and Public Health Service Research Career Development Award GM 13,634 (to C.C.R.) from the National Institute of General Medical Sciences.

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Additional details

Identifiers

PMCID
PMC245632
Eprint ID
95389
Resolver ID
CaltechAUTHORS:20190510-105514765

Funding

NIH
AI-06045
American Cancer Society
NP-1C
NIH
GM 13634

Dates

Created
2019-05-10
Created from EPrint's datestamp field
Updated
2019-10-03
Created from EPrint's last_modified field