>3UN1_1|Chains A, B, C, D|Probable oxidoreductase|Sinorhizobium meliloti (382) MHHHHHHSSGVDLGTENLYFQSMMRNQQKVVVITGASQGIGAGLVRAYRDRNYRVVATSRSIKPSADPDIHTVAGDISKPETADRIVREGIERFGRIDSLVNNAGVFLAKPFVEMTQEDYDHNLGVNVAGFFHITQRAAAEMLKQGSGHIVSITTSLVDQPMVGMPSALASLTKGGLNAVTRSLAMEFSRSGVRVNAVSPGVIKTPMHPAETHSTLAGLHPVGRMGEIRDVVDAVLYLEHAGFITGEILHVDGGQNAGRW