>3V2H_1|Chains A, B|D-beta-hydroxybutyrate dehydrogenase|Sinorhizobium meliloti (266834) MHHHHHHSSGVDLGTENLYFQSMMTKTAVITGSTSGIGLAIARTLAKAGANIVLNGFGAPDEIRTVTDEVAGLSSGTVLHHPADMTKPSEIADMMAMVADRFGGADILVNNAGVQFVEKIEDFPVEQWDRIIAVNLSSSFHTIRGAIPPMKKKGWGRIINIASAHGLVASPFKSAYVAAKHGIMGLTKTVALEVAESGVTVNSICPGYVLTPLVEKQIPDQARTRGITEEQVINEVMLKGQPTKKFITVEQVASLALYLAGDDAAQITGTHVSMDGGWTAQ