>1WRQ_1|Chains A[auth C], B[auth D]|5'-R(*UP*UP*UP*AP*GP*UP*U)-3'| UUUAGUU >1WRQ_2|Chains C[auth A], D[auth B]|Hut operon positive regulatory protein|Bacillus subtilis (1423) TLHKERRIGRLSVLLLLNEAEESTQVEELERDGWKVCLGKVGSMDAHKVIAAIETASKKSGVIQSEGYRESHALYHATMEALHGVTRGEMLLGSLLRTVGLRFAVLRGNPYESEAEGDWIAVSLYGTIGAPIKGLEHETFGVGINHI