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Arf GTPase-activating (Arf-GAP) domain
Involved in hydrolysis of GTP bound to ARF.
Consists of a 3-stranded beta-sheet surrounded by 5 alpha helices. The domain is organized around a central Zn+2 coordinated by 4 cysteines. The zinc finger motif has some similarity to the C4-type GATA zinc finger.
General
GTPase-activating (GAP) domain
Properties
NAME: Arf-GAP domain
References
prosite :accession PS50115