>1df9B (B:) observed residues (from ATOM records)
wdvpspppvgkaeledgayrikqkgilgysqigagvykegtfhtmwhvtrgavlmhkgkr
iepswadvkkdlvscgggwklegewkegeevqvlalepgknpravqtkpglfktnagtig
avsldfspgtsgspiidkkgkvvgiygngvvtrsgayvsaiaqteksiednpeiedd