PMID:16023116

From EcoliWiki
Jump to navigation Jump to search
Citation

Samsonova, NN, Smirnov, SV, Novikova, AE and Ptitsyn, LR (2005) Identification of Escherichia coli K12 YdcW protein as a gamma-aminobutyraldehyde dehydrogenase. FEBS Lett. 579:4107-12

Abstract

Gamma-aminobutyraldehyde dehydrogenase (ABALDH) from wild-type E. coli K12 was purified to apparent homogeneity and identified as YdcW by MS-analysis. YdcW exists as a tetramer of 202+/-29 kDa in the native state, a molecular mass of one subunit was determined as 51+/-3 kDa. Km parameters of YdcW for gamma-aminobutyraldehyde, NAD+ and NADP+ were 41+/-7, 54+/-10 and 484+/-72 microM, respectively. YdcW is the unique ABALDH in E. coli K12. A coupling action of E. coli YgjG putrescine transaminase and YdcW dehydrogenase in vitro resulted in conversion of putrescine into gamma-aminobutyric acid.

Links

PubMed Online version:10.1016/j.febslet.2005.06.038

Keywords

Aldehyde Oxidoreductases/chemistry; Aldehyde Oxidoreductases/isolation & purification; Aldehyde Oxidoreductases/metabolism; Amino Acid Sequence; Chromatography, High Pressure Liquid; Escherichia coli/enzymology; Escherichia coli/metabolism; Escherichia coli Proteins/chemistry; Escherichia coli Proteins/isolation & purification; Escherichia coli Proteins/metabolism; Molecular Sequence Data; Sequence Homology, Amino Acid

Significance

You can help EcoliWiki by summarizing why this paper is useful

Useful Materials and Methods

You can help Ecoliwiki by describing the useful materials (strains, plasmids, antibodies, etc) described in this paper.

Annotations

<annotationlinks/>

EcoliWiki Links

Add links to pages that link here (e.g. gene, product, method pages)

References

See Help:References for how to manage references in EcoliWiki.