VC_2659 MFLLWCKELIVINTNPKRSDEPVWWSLFGAGGTWFAMITPITVLVLGILAPLGVIDAEALSYERVSSFATSIIGALFIIGTLALPMWHAMHRVHHGMHDLKFHTGVAGKIACYGFATIISALAVVFIFMI 130 Seems to be involved in the anchoring of the catalytic components of the fumarate reductase complex to the cytoplasmic membrane (By similarity). frdD FRDD_VIBCH Fumarate reductase subunit D