>tr|F8WEV5|F8WEV5_HUMAN Splicing factor 1 OS=Homo sapiens OX=9606 GN=SF1 PE=1 SV=1 MATGANATPLDFPSKKRKRSRWNQDTMEQKTVIPGMPTVIPPGLTREQERAYIGPLPLSP STIARGSGLTPESSAPAKSWKRSGTTSSQRWLHSIRISSHLQITNLQQHV