yxbA [Tue Dec 13 2016 11:16:37 GMT+0100 (CET)]

putative D-aspartate ligase

locus: BSU39900

pI: 4.43

mw: 10.00 kDa

function: unknown

product: putative D-aspartate ligase

essential: no

synonyms: yxaO, aslA

Genomic Context

categories

• [category|SW 6|Groups of genes] → [category|SW 6.6|Poorly characterized/ putative enzymes]

[SW|Categories] containing this gene/protein

• [SW|poorly characterized/ putative enzymes], [SW|sporulation proteins]

This gene is a member of the following [SW|regulons]

• [SW|AbrB regulon], [SW|CodY regulon]

Gene

Coordinates on the chromosome (coding sequence): 4,098,150 -> 4,098,419

Expression and Regulation

Operon

• ''[protein|search|yxbB]-[protein|search|yxbA]-[protein|search|yxnB]-[protein|search|asnH]-[protein|search|yxaM]'' [Pubmed|20185509,10746760]
• ''[protein|search|yxbB]-[protein|search|yxbA]-[protein|search|yxnB]'' [Pubmed|20185509]

[SW|Sigma factor]

• SigA [Pubmed|20185509]

Regulation

• repressed by glucose (8-fold) [Pubmed|12850135]
• repressed during growth in the presence of branched chain amino acids ([protein|search|CodY]) [Pubmed|12618455]
• repressed during logrithmic growth ([protein|search|AbrB]) [Pubmed|15101989]

Regulatory mechanism

• [protein|search|CodY]: transcription repression [Pubmed|12618455]
• [protein|search|AbrB]: transcription repression [Pubmed|15101989]

References

• 10746760,12618455,10498721,20185509,12618455,15101989