>4fz7A (A:) observed residues (from ATOM records)
vyldrklltledkelgsfgtvkkgyyqmkkvvktvavkilpalkdellaeanvmqqldnp
yivrmigiceaeswmlvmemaelgplnkylqqnrhvkdkniielvhqvsmgmkyleesnf
vhrdlaarnvllvtqhyakisdfglskalradenyykakwpvkwyapecinyykfssksd
vwsfgvlmweafsygqkpyrgmkgsevtamlekgermgcpagcpremydlmnlcwtydve
nrpgfaavelrlrnyyydvvneghh