>sp|Q8U194|SUDHB_PYRFU Sulfide dehydrogenase subunit beta OS=Pyrococcus furiosus GN=sudB MFKILRKERLAPGINLFEIESPRIAKHAKPGQFVMIRLHEKGERIPLTIADVDISKGSIT IVAQEVGKTTRELGTYEAGDYILDVLGPLGKPSHIDYFGTVVMIGGGVGVAEIYPVAKAM KEKGNYVISILGFRTKDLVFWEDKLRSVSDEVIVTTNDGSYGMKGFTTHALQKLIEEGRK IDLVHAVGPAIMMKAVAELTKPYGIKTVASLNPIMVDGTGMCGACRVTVGGEVKFACVDG PEFDAHLVDWDQLMNRLAYYRDLEKISLEKWERERRMV