>5a5kN (N:) observed residues (from ATOM records)
gikvfghpasiatrrvlialheknldfelvhvelkdgehkkepflsrnpfgqvpafedgd
lklfesraitqyiahryenqgtnllqtdsknisqyaimaigmqvedhqfdpvasklafeq
ifksdeavvaeeeaklakvldvyearlkefkylagetftltdlhhipaiqyllgtptkkl
fterprvnewvaeitkrpasekvq