>sp|Q50849|VHCB_METVO Polyferredoxin protein VhcB OS=Methanococcus voltae GN=vhcB MNNLNSENMCNCCNSANSCGGTNGISWDREKCEYCGPCAIKCPNDAIMVVNPKGLELPSR AKTERANEFKMCDLCGTCVSACPTEALQMGKIVHNEKEYDRIEFTPSLCDSCGACVEICP QNVLKLNEEYKLKGFCVMCLKCIDACDKTNQNALSLK