Protein
5-oxoprolinase subunit C
Organism
Bacillus subtilis (strain 168)
Function
Catalyzes the cleavage of 5-oxoproline to form L-glutamate coupled to the hydrolysis of ATP to ADP and inorganic phosphate (PubMed:28830929). In addition, counteracts the inhibitory action of PxpB (KipI) on sporulation, by binding to PxpB and preventing its function as an inhibitor of kinase A (PubMed:9334321).
Similarity
Belongs to the PxpC family.
Sequence
MKVLKPGLLTTVQDIGRTGYQKYGVLASGAMDTVSLRIANLLIGNGENEAGLEITMMGPGPSFHFSKQTLIAVTGADFTLRINDEEAPLWKPVLIKENSTVSFGPCKLGSRAYLAAAGGIEVPAVMESKSTYVRGSIGGLHGRALQKEDELNIGEMSALSQTILSRLSSQLGKQGFAAPKWSVSRGRFLPLKKNPVIRVLEGKQFAFFTEESKTRFYEEAFRVTPQSDRMGYRLKGEPLELKAPLEMVSEAVSFGTVQVPPDGNPIILLADRQTTGGYPRIAHIISADLPIVSQIMPGEHVQFEPVSLQEAEALAVEREQHIKELKTRMKMEWLT