>sp|B3PLV4|ATPF_META1 ATP synthase subunit b OS=Metamycoplasma arthritidis GN=atpF MNFNINQSSISDAITKTFGNLTINWPFFVFSFLTLILVVTIVTLLVYKPLKKMLKNRQNF IQNNIDESIKAKEAALKVQEEIDEKIIESSKHANQIIEQAKLERERIINNGIEVSNKKAE IIIEQANILVTKSQAEFENKQRKIIVENAVEIAKKIIGREIRDKDNLKMIEEMLES