>4Q96_1|Chains A, B, D, E|Regulation of nuclear pre-mRNA domain-containing protein 1B|Homo sapiens (9606) GSSFSESALEKKLSELSNSQHSVQTLSLWLIHHRKHAGPIVSVWHRELRKAKSNRKLTFLYLANDVIQNSKRKGPEFTREFESVLVDAFSHVAREADEGCKKPLERLLNIWQERSVYGGEFIQQLKLSMEDSKSP >4Q96_2|Chains C, F|RPB1-CTD|null XSPSYSPTSPSYSPTSPSYSX