>2frvB (B:) observed residues (from ATOM records)
nkivvdpitrieghlrieveveggkiknawsmstlfrglemilkgrdprdaqhftqracg
vctyvhalasvravdncvgvkipenatlmrnltmgaqymhdhlvhfyhlhaldwvnvana
lnadpakaarlandlspkkttteslkavqakvkalvesgqlgiftnayflgghpayvlpa
evdliatahylealrvqvkaaramaifgaknphtqftvvggctnydslrperiaefrkly
kevrefieqvyitdllavagfyknwagigktsnfltcgefptdeydlnsrytpqgviwgn
dlskvddfnpdlieehvkyswyegagahhpykgvtkpkwtefhgedryswmkaprykgea
fevgplasvlvayakkheptvkavdlvlktlgvgpealfstlgrtaargiqcltaaqeve
vwldkleanvkagkddlytdwqyptesqgvgfvnaprgmlshwivqrggkienfqlvvps
twnlgprcaegklsaveqaligtpiadpkrpveilrtvhsydpciacgvh