Protein
Ras-GEF domain-containing family member 1B
Function
Guanine nucleotide exchange factor (GEF) with specificity for RAP2A, it doesn't seems to activate other Ras family proteins (in vitro).
Sequence
MPQTPPFSAMFDSSGYNRNLYQSAEDSCGGLYYHDNNLLSGSLEALIQHLVPNVDYYPDRTYIFTFLLSSRLFMHPYELMAKVCHLCVEHQRLSDPDSDKNQMRKIAPKILQLLTEWTETFPYDFRDERMMRNLKDLAHRIASGEEQTYRKNVQQMMQCLIRKLAALSQYEEVLAKISSTSTDRLTVLKTKPQSIQRDIITVCNDPYTLAQQLTHIELERLNYIGPEEFVQAFVQKDPLDNDKSCYSERKKTRNLEAYVEWFNRLSYLVATEICMPVKKKHRARMIEYFIDVARECFNIGNFNSLMAIISGMNMSPVSRLKKTWAKVKTAKFDILEHQMDPSSNFYNYRTALRGAAQRSLTAHSSREKIVIPFFSLLIKDIYFLNEGCANRLPNGHVNFEKFWELAKQVSEFMTWKQVECPFERDRKILQYLLTVPVFSEDALYLASYESEGPENHIEKDRWKSLRSSLLGRV