>sp|Q3SJP9|NUOI_THIDA NADH-quinone oxidoreductase subunit I OS=Thiobacillus denitrificans GN=nuoI MRRITHFFGSLFLVELLRGMMLTGRHLFARKVTVQFPEEKTPQSPRFRGLHALRRYPNGE ERCIACKLCEAVCPALAITIDSEQRADGTRRTTRYDIDLTKCIFCGFCEESCPVDSIVET RILEYHGEQRGDLIYTKPMLLAIGDKYEAQIAQDRAQDAKYR