>1v4uD (D:) observed residues (from ATOM records)
vewtqqersiiagifanlnyedigpkalarclivypwtqryfgaygdlstpdaikgnaki
aahgvkvlhgldravknmdnineayselsvlhsdklhvdpdnfrilgdcltvviaanlgd
aftvetqcafqkflavvvfalg