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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
Pt 2
pubmed:dateCreated
2004-2-9
pubmed:databankReference
pubmed:abstractText
A gene cluster containing a gene for maleylacetate reductase (EC 1.3.1.32) was cloned from Ralstonia eutropha 335(T) (DSM 531(T)), which is able to utilize 4-fluorobenzoate as sole carbon source. Sequencing of this gene cluster showed that the R. eutropha 335(T) maleylacetate reductase gene, macA, is part of a novel gene cluster, which is not related to the known maleylacetate-reductase-encoding gene clusters. It otherwise comprises a gene for a hypothetical membrane transport protein, macB, possibly co-transcribed with macA, and a presumed regulatory gene, macR, which is divergently transcribed from macBA. MacA was found to be most closely related to TftE, the maleylacetate reductase from Burkholderia cepacia AC1100 (62 % identical positions) and to a presumed maleylacetate reductase from a dinitrotoluene catabolic gene cluster from B. cepacia R34 (61 % identical positions). By expressing macA in Escherichia coli, it was confirmed that macA encodes a functional maleylacetate reductase. Purification of maleylacetate reductase from 4-fluorobenzoate-grown R. eutropha 335(T) cells allowed determination of the N-terminal sequence of the purified protein, which was shown to be identical to that predicted from the cloned macA gene, thus proving that the gene is, in fact, recruited for growth of R. eutropha 335(T) with this substrate.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Feb
pubmed:issn
1350-0872
pubmed:author
pubmed:issnType
Print
pubmed:volume
150
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
463-72
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
2004
pubmed:articleTitle
Characterization of a gene cluster encoding the maleylacetate reductase from Ralstonia eutropha 335T, an enzyme recruited for growth with 4-fluorobenzoate.
pubmed:affiliation
Institut für Mikrobiologie, Universität Stuttgart, Allmandring 31, D-70569 Stuttgart, Germany.
pubmed:publicationType
Journal Article