>3nodA (A:) observed residues (from ATOM records)
qyvriknwgsgeilhdtlhhkatsdsclgsimnpksltrgprdkptpleellphaiefin
qyygsfkeakieehlarleavtkeiettgtyqltldelifatkmawrnaprcigriqwsn
lqvfdarncstaqemfqhicrhilyatnngnirsaitvfpqrsdgkhdfrlwnsqlirya
gyqmpdgtirgdaatleftqlcidlgwkprygrfdvlplvlqadgqdpevfeippdlvle
vtmehpkyewfqelglkwyalpavanmllevgglefpacpfngwymgteigvrdfcdtqr
ynileevgrrmglethtlaslwkdravteinvavlhsfqkqnvtimdhhtasesfmkhmq
neyrarggcpadwiwlvppvsgsitpvfhqemlnyvlspfyyyqiepwkthiwq