kapB [Mon Aug 31 2015 13:56:31 GMT+0200 (CEST)]

activator of KinB, control of the phosphorelay

locus: BSU31460

pI: 6.82

mw: 14.00 kDa

function: control of sporulation initiation

product: activator of KinB in the initiation of sporulation

essential: no

synonyms

Genomic Context

categories

• [category|SW 3|Information processing] → [category|SW 3.4|Regulation of gene expression] → [category|SW 3.4.7|phosphorelay] → [category|SW 3.4.7.2|Proteins controlling the activity of the kinases]
• [category|SW 4|Lifestyles] → [category|SW 4.2|Sporulation] → [category|SW 4.2.2|phosphorelay] → [category|SW 4.2.2.2|Proteins controlling the activity of the kinases]
• [category|SW 6|Groups of genes] → [category|SW 6.2|Membrane proteins]

[SW|Categories] containing this gene/protein

• [SW|phosphorelay], [SW|membrane proteins]

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

• [SW|CodY regulon]

The protein

[SW|Localization]

• cell membrane (according to Swiss-Prot)

Expression and Regulation

Operon

• ''[protein|search|kinB]-[protein|search|kapB]'' [Pubmed|8497199]

[SW|Sigma factor]

• [protein|search|SigA] [Pubmed|8497199]

Regulation

• repressed during growth in the presence of branched chain amino acids ([protein|search|CodY]) [Pubmed|12618455]

Regulatory mechanism

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

References

• 9426145,12618455,8497199,7592498