An Encyclopedia of well-annotated DNA-binding TRanscription factors in Bacteria and Archaea.
| ENTRAF ID | ENTRAF0262 |
| Gene name | ampR |
| Uniprot ID | AMPR_CITFR |
| Organism | Citrobacter freundii |
| Aminoacid sequence | MTRSYIPLNSLRAFEAAARHLSFTRAAIELNVTHSAISQHVKSLEQQLNCQLFVRGSRGLMLTTEGESLLPVLNDSFDRMAGMLDRFATKQTQEKLKIGVVGTFAIGCLFPLLSDFKRSYPHIDLHISTHNNRVDPAAEGLDYTIRYGGGAWHDTDAQYLCSALMSPLCSPTLASQIQTPADILKFPLLRSYRRDEWALWMQAAGEAPPSPTHNVMVFDSSVTMLEAAQGGMGVAIAPVRMFTHLLSSERIVQPFLTQIDLGSYWITRLQSRPETPAMREFSRWLTGVLHK |
| FASTA file | Download |
| Length | 291 |
| Function Uniprot | Regulates the expression of the beta-lactamase gene. Represses cephalosporinase (AmpC) in the presence of beta-lactams and induces it in the absence of them. |
| Role | Activator; Repressor |
| Protein family | LysR |
| Structure (PDB ID) | 3KOS |