>1tyfM (M:) observed residues (from ATOM records) srgersfdiysrllkervifltgqvedhmanlivaqmlfleaenpekdiylyinspggvi tagmsiydtmqfikpdvsticmgqaasmgaflltagakgkrfclpnsrvmihqplggyqg qatdieihareilkvkgrmnelmalhtgqsleqierdterdrflsapeaveyglvdsilt hrn