Site gadX
- Name: gadX
- Type: Gene
- Synonyms
b3516 MG1655 locus tag yhiX EcoGene, Blattner et al.seq., Shin et al. - Mnemonic: glutamate deCase
- Left End Point: 78.95
- Right End Point: 78.97
- Products:
positive transcriptional regulator of gadA and gadB-xasA operon, araC/XylS family - Direction: <
- Properties:
Property Comment regulatory gene AraC/XylS-like transcriptional activator stationary phase(rpoS) regulon NULL - Priority: 0
- 1 Alleles of This Gene
gadX771(del)::kan - External Database Links:
Host Site Page Links EcoGene.org EG12243 EcoliWiki gadX - Comment:
- transcribed in stationary phase, rich medium; increases under acidic conditions (cf.glutamate-dependant acid resist.). derepressed in hns mutant,reduced in rpoS mutant. RpoS- GadY(Hfq)-GadX sign.path,
- References:
- Tramonti, A., P. Visca, M. De Canio, M. Falconi, D. De Biase 2002. Functional characterization and regulation of gadX, a gene encoding an AraC/XylS-like transcriptional activator of the Escherichia coli glutamic acid decarboxylase system. J.Bacteriol.
- Ma, Z., H. Richard, J.W. Foster 2003. pH-Dependent modulation of cyclic AMP levels and GadW-dependent repression of rpoS affect synthesis of the GadX regulator and Escherichia coli acid resistance. J.Bacteriol. 185:6852-6859
- Tucker, D.L., N. Tucker, Z. Ma, J.W. Foster, R.L. Miranda, P.S. Cohen, T. Conway 2003. Genes of the GadX-GadW regulon in Escherichia coli. J.Bacteriol. 185:3190-3201