>7bztA (A:) observed residues (from ATOM records)
aesaanttpsshrletgrvpalqaaetgatsnatdenmietrcvvnrngvlettinhffs
rsglvgvvnltdggtdttgyatwdidimgfvqlrrkcemftymrfnaeftfvtttkngea
rpymlqymyvppgapkptgrdafqwqtatnpsvfvkltdppaqvsvpfmspasayqwfyd
gyptfgqhpetsnttyglcpnnmmgtfavrvvsreasqlklqtrvymklkhvrawvprpi
rsqpyllknfpnydsskitnsardrssikqan