An Encyclopedia of well-annotated DNA-binding TRanscription factors in Bacteria and Archaea.
| ENTRAF ID | ENTRAF0340 |
| Gene name | cysB |
| Uniprot ID | CYSB_SALTY |
| Organism | Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720) |
| Aminoacid sequence | MKLQQLRYIVEVVNHNLNVSSTAEGLYTSQPGISKQVRMLEDELGIQIFARSGKHLTQVTPAGQEIIRIAREVLSKVDAIKSVAGEHTWPDKGSLYIATTHTQARYALPGVIKGFIERYPRVSLHMHQGSPTQIAEAVSKGNADFAIATEALHLYDDLVMLPCYHWNRSIVVTPDHPLAATSSVTIEALAQYPLVTYTFGFTGRSELDTAFNRAGLTPRIVFTATDADVIKTYVRLGLGVGVIASMAVDPLADPDLVRIDAHDIFSHSTTKIGFRRSTFLRSYMYDFIQRFAPHLTRDVVDTAVALRSNEEIEAMFQDIKLPEK |
| FASTA file | Download |
| Length | 324 |
| Function Uniprot | This protein is a positive regulator of gene expression for the cysteine regulon, a system of 10 or more loci involved in the biosynthesis of L-cysteine from inorganic sulfate. The inducer for CysB is N-acetylserine. CysB inhibits its own transcription. |
| Role | Activator; Repressor |
| Protein family | LysR |
| Structure (PDB ID) | 4GWO |