Written in English
Thesis (M.A.) -- University of Toronto, 1957.
|The Physical Object|
The thymidine triphosphate (dTTP) salvage pathway described in Escherichia coli requires the presence of uridine phosphorylase or thymidine phosphorylase, and thymidine kinase, encoded by udp, deoA, and tdk genes, respectively. There are only a few studies on the nucleotide metabolism of H. pylori, but together with the information derived from. studies using in vivo radiotracers, specific inhibitors of an Escherichia coli mutant lacking PRS activity nucleotide metabolism, the functional significance of these. VOL. 31 (I) BIOCHIMICA ET BIOPHYSICA ACTA STUDIES OF AMINO ACID METABOLISM IN ESCHERICHIA COLI WITH I~N ROBERT D. McAFEE AND ROBERT T. NIESET The Biophysics Laboratory, The Tulane University o/ Louisiana, New Orleans, La. (U.S.A.) (Received June i7th, i) SUMMARY Metabolic relationships between exogenous and endogenous amino acids in Escherichia Cited by: 1. E. coli's hardiness, versatility, broad palate and ease of handling have made it the most intensively studied and best understood organism on the r, research on has primarily examined it as a model organism, one that is abstracted from any natural history. But E. coli is far more than just a microbial lab rat. Rather, it is a highly diverse organism with a complex, multi.
De novo purine nucleotide metabolism. The de novo pathway leading to the synthesis of AMP and GMP begins with the transfer of an amido group from glutamine to PRPP (Figure 1).Since PRPP is used for the both de novo and salvage synthesis of purine and pyrimidine nucleotides as well as for the synthesis of NAD, histidine and tryptophan, any stress that alters PRPP availability affects Cited by: The first edition of Molecular Genetics of Mycobacteria (1) was published very shortly after the release of the complete genome sequence of Mycobacterium tuberculosis H37Rv (2). Armed with that resource, we searched for genes that might be involved in mycobacterial nucleotide metabolism and DNA replication (3). Our analysis at the time relied entirely on the homology-based identification Cited by: 14 Plasmid Regulation and Systems-Level Effects on Escheric hia coli Metabolism transcriptional regulator implicated in plasmid metabolic burden is the cyclic AMP- response protein (CRP). Abstract. The Encyclopedia of Genes and Metabolism (EcoCyc) is a database that combines information about the genome and the intermediary metabolism of Escherichia describes genes of , enzymes encoded by these genes, metabolic reactions that occur in and the organization of these reactions into metabolic by:
Transcriptional Control of Amino acid and Nucleotide metabolism in Escherichia coli A DISSERTATION SUBMITTED TO THE FACULTY OF THE GRADUATE SCHOOL OF THE UNIVERSITY OF MINNESOTA BY Dipen Prakash Sangurdekar IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE DEGREE OF DOCTOR OF PHILOSOPHY Dr. Arkady B. Khodursky, Dr. Friedrich Srienc, . A nucleotide is composed of three distinctive chemical sub-units: a five-carbon sugar molecule, a nitrogenous base—which two together are called a nucleoside—and one phosphate all three joined, a nucleotide is also termed a "nucleoside monophosphate", "nucleoside diphosphate" or "nucleoside triphosphate", depending on how many phosphates make up the phosphate group. Escherichia coli (/ ˌ ɛ ʃ ə ˈ r ɪ k i ə ˈ k oʊ l aɪ /), also known as E. coli (/ ˌ iː ˈ k oʊ l aɪ /), is a Gram-negative, facultative anaerobic, rod-shaped, coliform bacterium of the genus Escherichia that is commonly found in the lower intestine of warm-blooded organisms (endotherms). Most E. coli strains are harmless, but some serotypes can cause serious food poisoning in Class: Gammaproteobacteria. Studies on the active site of Escherichia coli adenylosuccinate synthetase by chemical modification and site-directed mutagenesis Studies on the active site of Escherichia gali adenylosuccinate synthetase purine nucleotide : Qun Dong.