>1q5xB (B:) observed residues (from ATOM records)
kydtselcdiyqedvnvveplfsnfggrasfggqiitvkcfedngllydlleqngrgrvl
vvdgggsvrralvdaelarlavqneweglviygavrqvddleeldigiqamaaipvgaag
egigesdvrvnfggvtffsgdhlyadntgiilsedpld