>3sxrB (B:) observed residues (from ATOM records) ghmelkreeitllkelvvklgkwkgqydvavkmikegsmsedeffqeaqtmmklshpklv kfygvcskeypiyivteyisngcllnylrshgkglepsqllemcydvcegmafleshqfi hrdlaarnclvdrdlcvkvsdfgmtryvlddqyvssvgtkfpvkwsapevfhyfkyssks dvwafgilmwevfslgkmpydlytnsevvlkvsqghrlyrphlasdtiyqimyscwhelp ekrptfqqllssieplre