>3fz6B (B:) observed residues (from ATOM records)
kqvtdlrselldsrfgaksistiaeskrfplhemrddvafqiindelyldgnarqnlatf
cqtwddenvhklmdlsinknwidkeeypqsaaidlrcvnmvadlwhapapkngqavgtnt
igsseacmlggmamkwrwrkrmeaagkptdkpnlvcgpvqicwhkfarywdvelreipmr
pgqlfmdpkrmieacdentigvvptfgvtytgnyefpqplhdaldkfqadtgididmhid
aasggflapfvapdivwdfrlprvksisasghkfglaplgcgwviwrdeealpqelvfnv
dylggqigtfainfsrpagqviaqyyeflrlgregytkvqnasyqvaayladeiaklgpy
efictgrpdegipavcfklkdgedpgytlydlserlrlrgwqvpaftlggeatdivvmri
mcrrgfemdfaellledykaslkylsdhpklqgiaqqnsfkht