Protein
Deaminated glutathione amidase
Organism
Escherichia coli (strain B / BL21-DE3)
Function
Hydrolyzes deaminated glutathione (dGSH) to 2-oxoglutarate and L-cysteinylglycine (specific activity 40.63 umol/min/mg), very little activity against alpha-ketoglutaramate (a-KGM, specific activity 0.178 umol/min/mg) and no activity on glutathione or L-glutamine. May function as a metabolite repair enzyme.
Similarity
Belongs to the carbon-nitrogen hydrolase superfamily. NIT1/NIT2 family.
Sequence
MLVAAGQFAVTSVWEKNAEICASLMAQAAENDVSLFVLPEALLARDDHDADLSVKSAQLLEGEFLGRLRRESKRNMMTTILTIHVPSTPGRAWNMLVALQAGNIVARYAKLHLYDAFAIQESRRVDAGNEIAPLLEVEGMKVGLMTCYDLRFPELALAQALQGAEILVLPAAWVRGPLKEHHWSTLLAARALDTTCYMVAAGECGNKNIGQSRIIDPFGVTIAAASEMPALIMAEVTPERVRQVRAQLPVLNNRRFAPPQLL