>2z0vA (A:) observed residues (from ATOM records)
ddefldmerkidvtnkvvaeilsktteylqpnpayraklgmlntvskirgqvkttgypqt
egllgdcmlkygkelgedstfgnalievgesmklmaevkdsldinvkqtfidplqllqdk
dlkeighhlkklegrrldydykkkrvgkipdeevrqavekfeeskelaersmfnflendv
eqvsqlavfieaaldyhrqsteilqelqsklqmrisaassvpr