>sp|A1VPR5|ATPB2_POLNA ATP synthase subunit beta 2 OS=Polaromonas naphthalenivorans GN=atpD2 MTDGGLQADAPHLGVVVSVRGSVVDVRFDTHLPPIHTVLHADEGRIIVEVLAQRDAHHVR AIALTPTQGLARGMPVVDTGGPLKAPVGKGILSRMFDVFGNTIDRLPAPPDIQWRSVHRA PPALARRSTRSEVFVTGIKVIDVLLPLERGGKAGLFGGAGVGKTVLLTEMIHNMVGHQEG ISIFCGIGERCREGEELYRDMKDAGVLPSMVMVFGQMNEPPGSRFRVGHAALTMAEYFRD DEHRDVLLLIDNIFRFIQAGSEVSGLMGQMPSRLGYQPTMGTELSGLEERIANTDSGAIT SIQAVYVPADDFTDPAAVHTFSHLSASIVLSRKRASEGLFPAIDPLQSSSKMATPGIVGE RHYALAQEIRRTLAQYAQLKDIIAMLGLEQLSPQDRNVVGRARRLERFLTQPFFTTEQFT NLPGKLVSLEDALDGCERILRDEFKDCPESALYMIGKIDEARARKTEAIDVHES