>1WPU_1|Chains A[auth C], B[auth D]|5'-R(*UP*UP*GP*AP*GP*UP*U)-3'| UUGAGUU >1WPU_2|Chains C[auth A], D[auth B]|Hut operon positive regulatory protein|Bacillus subtilis (1423) TLHKERRIGRLSVLLLLNEAEESTQVEELERDGWKVCLGKVGSMDAHKVIAAIETASKKSGVIQSEGYRESHALYHATMEALHGVTRGEMLLGSLLRTVGLRFAVLRGNPYESEAEGDWIAVSLYGTIGAPIKGLEHETFGVGINHI