>1aa4_ (-) observed residues (from ATOM records)
lvhvasvekgrsyedfqkvynaialklreddeydnyigygpvlvrlawhisgtwdkhdnt
ggsyggtyrfkkefndpsnaglqngfkflepihkefpwissgdlfslggvtavqemqgpk
ipwrcgrvdtpedttpdngrlpdadkdagyvrtffqrlnmndrevvalmgahalgkthlk
nsgyegpggaannvftnefylnllnedwklekndanneqwdsksgymmlptdysliqdpk
ylsivkeyandqdkffkdfskafekllengitfpkdapspfifktleeqgl