U2AF1L4 GI:94536809 U2 small nuclear RNA auxiliary factor 1-like 4 isoform 1 1 maeylasifg tekdkvncsf yfkigvcrhg drcsrlhnkp tfsqevftel 50 51 qekygeieem nvcdnlgdhl vgnvyvkfrr eedgeravae lsnrwfngqa 100 101 vhgelspvtd fresccrqye mgectrggfc nfmhlrpisq nlqrqlygrg 150 151 prrrspprfh tghhprernh rcspdhwhgr f