>1z84A (A:) observed residues (from ATOM records)
spelrkdpvtnrwvifsprptdfkskspsscpfcigreqecapelfrvpdhdpnwklrvi
enlypalsrnletqsrtivgfgfhdvviespvhsiqlsdidpvgigdiliaykkrinqia
qhdsinyiqvfknqgasagasmshshsqmmalpvvpptvssrldgtkdyfeetgkcclce
akskhfvidesshfvsvapfaatypfeiwiipkdhsshfhhlddvkavdlggllklmlqk
iakqlndppynymihtsplkvtesqlpythwflqivpqlsgvggfeigtgcyinpvfped
vakvmrevslt