>1v9u2 (2:) observed residues (from ATOM records)
riiqitrgdstitsqdvanaivaygvwphylsskdasaidkpsqpdtssnrfytlrsvtw
sssskgwwwklpdalkdmgifgenmfyhylgrsgytihvqcnaskfhqgtlivalipehq
iasalhgnvnvgynythpgetgrevkaetrlnpdlqpteeywlnfdgtllgnitifphqf
inlrsnnsatiiapyvnavpmdsmrshnnwslviipicpletssaintipitisispmca
efsgarakrq