>5chwB (B:) observed residues (from ATOM records)
awdlkvkmlggndflvsvtnsmtvselkkqiaqkigvpafqqrlahqtavlqdgltlssl
glgpsstvmlvvqnsseplsilvrnerghsniyevfltqtvdtlkkkvsqreqvhedqfw
lsfegrpmedkellgeyglkpqctvikhlrl