>sp|Q00408|VHUD_METVO F420-non-reducing hydrogenase vhu iron-sulfur subunit D OS=Methanococcus voltae GN=vhuD MAEPIIMAFICYQCGYGAADLAGTSRMQYPASVRPIRVPCTGKFLYYLRIKGIPKGADAV FVAGCKPNECAFETGNFSVEERVKMTKQILDEMGIGGDRIEMFFMSGADAGKFTEAVNEM TDRAKKLGPNPLKK