>1x2jA (A:) observed residues (from ATOM records)
vgrliytaggyfrqslsyleaynpsngswlrladlqvprsglagcvvggllyavggrnns
pdgntdssaldcynpmtnqwspcasmsvprnrigvgvidghiyavggshgcihhssvery
eperdewhlvapmltrrigvgvavlnrllyavggfdgtnrlnsaecyypernewrmitpm
ntirsgagvcvlhnciyaaggydgqdqlnsverydvetetwtfvapmrhhrsalgitvhq
gkiyvlggydghtfldsvecydpdsdtwsevtrmtsgrsgvgvavtmepc