>2ygxB (B:) observed residues (from ATOM records)
epraypfndvhgltlagrygelqetepvsrvrppygeeawlvtryedvravlgdgrfvrg
psmtrdeprtrpemvkggllsmdppehsrlrrlvvkaftarraeslrprareiahelvdq
maatgqpadlvamfarqlpvrvicellgvpsadhdrftrwsgaflstaevtaeemqeaae
qayaymgdlidrrrkeptddlvsalvqardqqdslseqelldlaigllvagyestttqia
dfvyllmtrpelrrqlldrpelipsaveeltrwvplgvgtafpryavedvtlrgvtirag
epvlastgaanrdqaqfpdadridvdrtpnqhlgfghgvhhclgaplarvelqvalevll
qrlpgirlgipetqlrwsegmllrgplelpvvw