Organism
Vibrio cholerae serotype O1 (strain ATCC 39315 / El Tor Inaba N16961)
Function
Antitoxin component of a type II toxin-antitoxin (TA) system that counteracts the effect of the HigB-2 toxin. Binds to its own promoter and regulates transcription of the higB-2/higA-2 operon.
Sequence
MSNRDLFAELSSALVEAKQHSEGKLTLKTHHVNDVGELNISPDEIVSIREQFNMSRGVFARLLHTSSRTLENWEQGRSVPNGQAVTLLKLVQRHPETLSHIAEL