| Literature DB >> 1902466 |
D J Reinscheid1, B J Eikmanns, H Sahm.
Abstract
From a Corynebacterium glutamicum mutant possessing a homoserine dehydrogenase resistant to feedback inhibition by L-threonine, the corresponding gene (homFBR) was analyzed and compared with the wild-type hom gene. DNA fragment exchange experiments between both genes showed that a 0.23-kb region close to the 3' terminus of homFBR was responsible for deregulation. Nucleotide sequence analysis revealed a single transition from G to A in homFBR leading to replacement of glycine-378 by glutamate in the mutant homoserine dehydrogenase.Entities:
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Year: 1991 PMID: 1902466 PMCID: PMC207919 DOI: 10.1128/jb.173.10.3228-3230.1991
Source DB: PubMed Journal: J Bacteriol ISSN: 0021-9193 Impact factor: 3.490