Site ryhB
- Name: ryhB
- Type: Gene
- Synonyms
b4451 MG1655 locus tag fer temporary substitution in database sra by Argaman et al. sraI - Mnemonic: RNA in 'yh' region
- Left End Point: 77.14
- Right End Point: 77.14
- Products:
small regulatory RNA, down-regulating Fe-storing and utilizing proteins when Fe is limiting - Direction: <
- Priority: 0
- External Database Links:
Host Site Page Links EcoGene.org EG31133 EcoliWiki ryhB - Comment:
- Fur represses RyhB, allowing Fur regulon genes to be transcribed. Relieves sdhABCD, sodB, ftnA, fumA from rhyB-mediated repression. RyhB function requires Hfq.
- References:
- Wassarman, K.M., F. Repoila, C. Rosenow, G. Storz, S. Gottesman 2001. Identification of novel small RNAs using comparative genomics and microarrays. Genes & Development 15:1637-1651
- Argaman, L., R. Hershberg, J. Vogel, G. Bejerano, E.G. Wagner, H. Margalit, S. Altuvia 2001. Novel small RNA-encoding genes in the intergenic regions of Escherichia coli. Curr.Biol. 11:941-950
- Masse, E., S. Gottesman 2002. A small RNA regulates the expression of genes involved in iron metabolism in Escherichia coli. Proc.Natl.Acad.Sci.USA 99:4620-4625