>3UGO_1|Chain A|RNA polymerase sigma factor|Thermus aquaticus (271) GPHMTSDPVRQYLHEIGQVPLLTLEEEIDLARKVEEGMEAIKKLSEATGLDQELIREVVRAKILGTARIQKIPGLKEKPDPKTVEEVDGKLKSLPKELKRYLHIAREGEAARQHLIEANLRLVVSIAKKYTGRGLSFLDLIQEGNQGLIRAVEKFEYKRRFKFSTYATWWIRQAINRAIADQARTIRIPVHMVETINKLSRTARQLQQELGREPSYEEIAEAMGPGWDAKRVEETLKIAQEPVSL >3UGO_2|Chains B, C|5'-D(*TP*GP*TP*AP*CP*AP*AP*TP*GP*GP*G)-3'| TGTACAATGGG