>1yvkB (B:) observed residues (from ATOM records) klrielgeetndelydlllladpskdivdeylergecytawagdelagvyvllktrpqtv eivniavkeslqkkgfgkqlvldaiekakklgadtieigtgnssihqlslyqkcgfriqa idhdfflrhydedifengiqcrdmvrlyldll