>tr|A0A2Y9Q880|A0A2Y9Q880_DELLE Ras-GEF domain-containing family member 1B isoform X1 OS=Delphinapterus leucas GN=RASGEF1B MPQTPPFSAMFDSSGYNRNLYQSAEDSCGGLYYHDNNLLSGSLEALIQHLVPNVDYYPDR TYIFTFLLSSRLFMHPYELMAKVCHLCVEHQRLSDPSGDKNQIRKIAPKILQLLTEWTET FPYDFRDERMMRNLKDLAHRIASGEETYRKNVQQMIQCLIRKLAALSQYEEVLAKISSTS TDRLTLLKTKPQSIQRDIISVCSDPYTLAQQLTHIELERLNYIGPEEFVQAFVQKDPLDN DKSCYSERKKTRNLEAYVEWFNRLSYLVATEICMPVKKKHRARMIEYFIDVARECFNIGN FNSLMAIISGMNMSPVSRLKKTWAKVKTAKFDVLEHQMDPSSNFYNYRTALRGAAQRSLT AHSSREKIVIPFFSLLIKDIYFLNEGCANRLPNGHVNFEKFWELAKQVSEFMTWKQVECP FERDRKILQYLLTVPVFSEDALYLASYESEGPENHIEKDRWKSLRSSLLGRV