>1a02N (N:) observed residues (from ATOM records)
wplssqsgsyelrievqpkphhrahyetegsrgavkaptgghpvvqlhgymenkplglqi
figtaderilkphafyqvhritgktvtttsyekivgntkvleiplepknnmratidcagi
lklrnadielrkgetdigrkntrvrlvfrvhipessgrivslqtasnpiecsqrsahelp
mverqdtdsclvyggqqmiltgqnftseskvvftekttdgqqiwemeatvdkdksqpnml
fveipeyrnkhirtpvkvnfyvingkrkrsqpqhftyhpv