>sp|Q727P4|FDNGB_DESVH Formate dehydrogenase 2 subunit beta (cytochrome c-553) OS=Desulfovibrio vulgaris GN=DVU_2811 MPKAFLIDTTRCTACRGCQLACKEWHDLPANVTKQRGSHQNPPDLNPNNLKIVRFNERMN EKGVVIWNFFPDQCRHCVTPVCVDVADMAVPGAMIKDKKTGAVLATEKSAKLSPADAKAV AEACPYNIPRIDPKTKRITKCDMCFDRVSAGMQPICVKTCPTGTMAFGERDEMLALAEKR LADAKTRFPKAHLVDVEDVSVIYLLAEEKEHYYEYAGFM