>1opi_A mol:protein length:104 SPLICING FACTOR U2AF 65 KDA SUBUNIT GHPTEVLCLMNMVLPEELLDDEEYEEIVEDVRDECSKYGLVKSIEIPRPVDGVEVPGCG KIFVEFTSVFDCQKAMQGLTGRKFANRVVVTKYCDPDSYHRRDFW >1opi_B mol:protein length:13 SPLICING FACTOR SF1 PSKKRKRSRWNQD >1opi_B mol:protein length:13 SPLICING FACTOR SF1 PSKKRKRSRWNQD