>1xw8A (A:) observed residues (from ATOM records)
mkidlnadlgegcasdaelltlvssaniacgfhagdaqimqacvreaikngvaigahpsf
psamqlppetvyaqtlyqigalatiaraqggvmrhvkphgmlynqaakeaqladaiarav
yacdpalilvglagseliragkqyglttreevfadrgyqadgslvprsqsgeeqalaqtl
emvqhgrvksitgewatvaaqtvclhgdghalafarrlrsafivvaaleh