>1zgkA (A:) observed residues (from ATOM records)
pkvgrliytaggyfrqslsyleaynpsngtwlrladlqvprsglagcvvggllyavggrn
nspdgntdssaldcynpmtnqwspcapmsvprnrigvgvidghiyavggshgcihhnsve
ryeperdewhlvapmltrrigvgvavlnrllyavggfdgtnrlnsaecyypernewrmit
amntirsgagvcvlhnciyaaggydgqdqlnsverydvetetwtfvapmkhrrsalgitv
hqgriyvlggydghtfldsvecydpdtdtwsevtrmtsgrsgvgvavt