>sp|A1RTZ6|VATB_PYRIL V-type ATP synthase beta chain OS=Pyrobaculum islandicum GN=atpB MLTPVVSYSTVREVKGPLIVIEKTRGVSYGEIGEVIGPDGEPRKVQVIEVGTDYAIAQVL GGTLGLPAKGSTVRFYGKTLKMPVSEELIGRILDGKGQPRDHMPLPPPEDFRDVNGEPLN PYSREYPEEPIETGISAIDGLYTLVRGQKLPIFSGTGLPHNMMAAQVVRQSTVRGSEEEF AVVFVGVGIKTEEALFFMDEFRRTGALRRAVAVLNLASDPVAERILAPRVGLTIAEYLAW QLGYHVLVVITDMTNYCEGLRELSSGRGELPGRRGYPGYMYTDLATIYERAGKAHGKKGS ITQFPILTMPHDDITHPIPDLTGYITEGQLVLSRAMWGKGIYPPFDVIMSLSRLAKDAIG EGKTREDHKDVANTLISAYSKALEIRNLATLVGERNLGWRERRYLRFADAFEQKFIKQGY YERRSFEETLDIGWDVLSILPEDELTNARPQITQKFYRRHIFESVKL