>tr|A0A1S3RLF0|A0A1S3RLF0_SALSA SH3 and PX domain-containing protein 2B isoform X4 OS=Salmo salar GN=spd2b MLVKHVHLASMQNPDNVLYQINSCGPDSDGAAQGVLTKESLTLVDCCKIQRGCIEALHAL NMGTARPEDCPQTESTNITVKQVETIEPVHDEFIVIFPPVAVDVEVGDTATFGEHLSNIY MGDYASASIDFIQEISEEVSEATKLISDFGKYSVQSNDLEPQQEEQTGEGTYSDGKISSQ ARGNCGRGRGCPNEPPGTGRGRGRPNGPPGPHPCMNCPMTFTQLAHLRAHERTHTGERPY DCSECGKRFTQIAHLKVHQRIHTGEKPYSCSTCGKRFAQLASLQVHQRRHTGEKPFQCNQ CDASFSQLANLLAHKAKHIGGVPYPCSDCGKVFSTAGSLKVHQRVHTGDKPFQCGVCCKC FTQLGNLKAHIKRHERKGETLAQSD