>tr|A0A8C0MQJ7|A0A8C0MQJ7_CANLF SH3 domain-containing protein OS=Canis lupus familiaris GN=CACNB4 MDVVARGTTTRRSRLKRSDGSTTSTSFILRQGSADSYTSRPSDSDVSLEEDREAIRQERE QQAAIQLERAKSKPVAFAVKTNVSYCGALDEDVPVPSTAISFDAKDFLHIKEKYNNDWWI GRLVKEGCEIGFIPSPLRLENIRIQQEQKRGRFHGGKSSGNSSSSLGEMVSGTFRATPTS TAKQKQKVTEHIPPYDVVPSMRPVVLVGPSLKGYEEMFDVILDENQLEDACEHLGEYLEA YWRATHTTSSTPMTPLLGRNLGSTALSPYPTAISGLQSQRMRHSNHSTENSPIERRSLMT SDENYHNERARKSRNRLSSSSQHSRDHYPLVEEDYPDSYQDTYKPHRNRGSPGGYSHDSR HRL