atpE 132 ATP synthase epsilon chain, chloroplastic ATP synthase F1 sector epsilon subunit Produces ATP from ADP in the presence of a proton gradient across the membrane. MTLNLCVLTPNRIVWDSEVKEIILSTNSGQIGVLANHAPIATAVDIGILKIRLANQWLTMALMGGFARIGNNEITILVNDAEKNSDIDPQEAQQTLEIAEANLRKAEGKRQTIEANLALRRARTRVEALNTI ATPE_ARATH AtCg00470 F-ATPase epsilon subunit