>6CK1_1|Chains A, B, C, D|A1B2F4 protein|Paracoccus denitrificans (strain Pd 1222) (318586) MLRHLAGASALALTLAGAGFAQDHDHDHEDVTLYRVFVGDHEKGQVTAFDLAEPDHRWTFPTTGQVKLYSVAGGAVVAAVQSDADTVQFIRSGISFHDHGDHRDIEVGDPAAIDASLTGPRPFHLVEHDGKVVLNYDQGGYAEILDGHALAEGKAEPGRFPQARAHHGFVAPLGGNWLSTVASDEKVEGDASVPRLGLQAFDAEGNPAGNLATCTGIHGEAFSGAYLAAGCKEGVLTVKAGANGSEYKLLPYPADLPQGVTTGTLLGSTGIQVFLGNYGPDGLVVIDPVDEPHYRYIKLPFRRVDFALDPAKPSTGYVLTEDGSLHRIDLLKAEIVASAKVTEPYSMDGHWNDPRPRIAMAGDEIVVTDPNAGLVRRIATEDLSERGTVPVEGKPYNIAVTGGSGVTH