>3a60B (B:) observed residues (from ATOM records)
kirpecfellrvlgkggygkvfqvrkvtgantgkifamkvlkkkhpfivdliyafqtggk
lylileylsggelfmqleregifmedtacfylaeismalghlhqkgiiyrdlkpenimln
hqghvkltdfglckescgtieymapeilmrsghnravdwwslgalmydmltgappftgen
rkktidkilkcklnlppyltqeardllkkllkrnaasrlgagpgdagevqahpffrhinw
eellarkveppfkpl