>sp|Q9X1U8|ATPD_THEMA ATP synthase subunit delta OS=Thermotoga maritima GN=atpH MRFSAVAGRYARALLNVAIEKEKEEEYLRFLDLVCQIYESSRELFDNPILKPEKKISLIK EIMKSFGQEMDEFQERFLTLVFERKRQKLLRNIRDLFEYEKILSEQKVPANLSIAHSPED EELSLLRKFVRKYALKDPVFDISIDESLIAGALVEFEGFRLDTTVQGRLKRIAREALKRG EMS