>3cwtB (B:) observed residues (from ATOM records)
mytlnwqppydwswmlgflaaravssvetvadsyyarslavgeyrgvvtaipdiarhtlh
inlsaglepvaaeclakmsrlfdlqcnpqivngalgrlgaarpglrlpgcvdafeqgvra
ilgqlvsvamaakltarvaqlygerlddfpeyicfptpqrlaaadpqalkalgmplkrae
alihlanaalegtlpmtipgdveqamktlqtfpgigrwtanyfalrgwqakdvflpddyl
ikqrfpgmtpaqirryaerwkpwrsyallhiwytegwqpde