>sp|P57239|Y139_BUCAI Uncharacterized membrane protein BU139 OS=Buchnera aphidicola subsp. Acyrthosiphon pisum (strain APS) OX=107806 GN=BU139 PE=3 SV=1 MESWLTSFITQSLVYSLLVVGIVSFLESLALVGLLLPGIILMTTLGTFIGDGKLSFYPAW ISGTTGCLLGDWISYYIGLYFKNWLYNFNFLKKNQKLLDKTKSFLDKHSMLTIILGRFIG PTRPLIPMVSGMLKLPLKKFVFPSIIGCILWPPVYFFPGIVTGIAIKIPESSQSYYFKWL LLLISILIWLGIWLISKWWKMRKNHIDNRTSFFTKKKIGWLAILTMSSGILSLIAIQFHP TMLIFREIFSTILLGT