>sp|P07603|PHFS_DESVH Periplasmic [Fe] hydrogenase small subunit OS=Desulfovibrio vulgaris GN=hydB MQIASITRRGFLKVACVTTGAALIGIRMTGKAVAAVKQIKDYMLDRINGVYGADAKFPVR ASQDNTQVKALYKSYLEKPLGHKSHDLLHTHWFDKSKGVKELTTAGKLPNPRASEFEGPY PYE