>3fz7A (A:) observed residues (from ATOM records)
lldsrfgaksistiaeskrfplhemrddvafqiindelyldgnarqnlatfcqtwddenv
hklmdlsinknwidkeeypqsaaidlrcvnmvadlwhapapkngqavgtntigsseacml
ggmamkwrwrkrmeaagkptdkpnlvcgpvqicwhkfarywdvelreipmrpgqlfmdpk
rmieacdentigvvptfgvtytgnyefpqplhdaldkfqadtgididmhidaasggflap
fvapdivwdfrlprvksisasghkfglaplgcgwviwrdeealpqelvfnvdylggqigt
fainfsrpagqviaqyyeflrlgregytkvqnasyqvaayladeiaklgpyefictgrpd
egipavcfklkdgedpgytlydlserlrlrgwqvpaftlggeatdivvmrimcrrgfemd
faellledykaslkylsdhpklqgiaqqnsfkht