>gi|21450838 SH3 and cysteine rich domain 3 [Homo sapiens] MTEKEVLESPKPSFPAETRQSGLQRLKQLLRKGSTGTKEMELPPEPQANG EAVGAGGGPIYYIYEEEEEEEEEEEEPPPEPPKLVNDKPHKFKDHFFKKP KFCDVCARMIVLNNKFGLRCKNCKTNIHEHCQSYVEMQRCFGKIPPGFHR AYSSPLYSNQQYACVKDLSAANRNDPVFETLRTGVIMANKERKKGQADKK NPVAAMMEEEPESARPEEGKPQDGNPEGDKKAEKKTPDDKHKQPGFQQSH YFVALYRFKALEKDDLDFPPGEKITVIDDSNEEWWRGKIGEKVGFFPPNF IIRVRAGERVHRVTRSFVGNREIGQITLKKDQIVVQKGDEAGGYVKVYTG RKVGLFPTDFLEEI