>4l7dB (B:) observed residues (from ATOM records)
rliytaggyfrqslsyleaynpsdgtwldladlqvprsglagcvvggllyavggrnnspd
gntdssaldcynpmtnqwspcapmsvprnrigvgvidghiyavggshgcihhnsveryep
erdewhlvapmltrrigvgvavlnrllyavggfdgtnrlnsaecyypernewrmitamnt
irsgagvcvlhnciyaaggydgqdqlnsverydvetetwtfvapmkhrrsalgitvhqgr
iyvlggydghtfldsvecydpdtdtwsevtrmtsgrsgvgvavtl