>1ABV_1|Chain A|DELTA SUBUNIT OF THE F1F0-ATP SYNTHASE|Escherichia coli (562) SEFITVARPYAKAAFDFAVEHQSVERWQDMLAFAAEVTKNEQMAELLSGALAPETLAESFIAVCGEQLDENGQNLIRVMAENGRLNALPDVLEQFIHLRAVSEATAEVDVISAAALSEQQLAKISAAMEKRLSR