>tr|Q8U4S4|Q8U4S4_METMA Transmembrane protein OtaB OS=Methanosarcina mazei GN=otaB PE=3 SV=1 MIFSKIPIGDYVEIAVYWIELNLGWLLDIISDFLGFMITGFRDFLMLFPPLIFALLIAALAYFTGKKNLKLAVGTFVGLL LIENLRLWTLSMETLSLVISSAFLALVIGIPLGILAANISDFFFNVLKPILDLMQTMPSFVYLIPALIFFGLGNVPGMIA TLVFAMPPTIRLTNLGIRQVPRELKEVADAFGSTPWQKLVKVELPAALPTIMAGVNQCIMLSLSMVVIAAMIGARGLGYQ VLFGIQRVDIGLGFEAGLGIVILAVILDRITQNLSPK