>1b37A (A:) observed residues (from ATOM records)
prvivvgagmsgisaakrlseagitdllileatdhiggrmhktnfaginvelganwvegv
nggkmnpiwpivnstlklrnfrsdfdylaqnvykedggvydedyvqkrieladsveemge
klsatlhasgrddmsilamqrlnehqpngpatpvdmvvdyykfdyefaepprvtslqntv
platfsdfgddvyfvadqrgyeavvyylagqylktddksgkivdprlqlnkvvreikysp
ggvtvktednsvysadyvmvsaslgvlqsdliqfkpklptwkvraiyqfdmavytkiflk
fprkfwpegkgrefflyassrrgyygvwqefekqypdanvllvtvtdeesrrieqqsdeq
tkaeimqvlrkmfpgkdvpdatdilvprwwsdrfykgtfsnwpvgvnryeydqlrapvgr
vyftgehtsehyngyvhgaylsgidsaeilincaqkkmc