>4zbaA (A:) observed residues (from ATOM records)
ashdkqfslflhkasahgwkvafvleelslsyeivlvdvakneqkspefmklnpngrtpa
lidhgnsdfviwesnamvqyvadkydterkismapgtddfyiqlqwqyfqgtgqgpyfgq
lvwftlyheekipsavtrykeealrvfsvlervlsnqewlvggkmtiadisfvswndmiv
hfldnfdfekefpataawhykmlkrptikrpwderrklmsrq