>2ex3H (H:) observed residues (from ATOM records) xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxanmryqfeknaygvvaskakiaeier ntkevqrlvdekikamkdkeyyatginrphdfdfskvrsysrlrtleesmemrtdpqyye kkmiqlqlnfiksvegsfnsfdaadelieelkkippddfyelflriseisgntvenvegn vykilsyleqyrrgdf