INTS6 GI:90193624 integrator complex subunit 6 isoform c 1 mpillflidt sasmnqrshl gttyldtakg avetfmklra rdpasrgdry 50 51 mlvtfeeppy aikagwkenh atfmnelknl qaeglttlgq slrtafdlln 100 101 lnrlvtgidn ygqvg