>3fz7B (B:) observed residues (from ATOM records)
elldsrfgaksistiaeskrfplhemrddvafqiindelyldgnarqnlatfcqtwdden
vhklmdlsinknwidkeeypqsaaidlrcvnmvadlwhapapkngqavgtntigsseacm
lggmamkwrwrkrmeaagkptdkpnlvcgpvqicwhkfarywdvelreipmrpgqlfmdp
krmieacdentigvvptfgvtytgnyefpqplhdaldkfqadtgididmhidaasggfla
pfvapdivwdfrlprvksisasghkfglaplgcgwviwrdeealpqelvfnvdylggqig
tfainfsrpagqviaqyyeflrlgregytkvqnasyqvaayladeiaklgpyefictgrp
degipavcfklkdgedpgytlydlserlrlrgwqvpaftlggeatdivvmrimcrrgfem
dfaellledykaslkylsdhpklqgiaqqnsfkht