>1usqD (D:) observed residues (from ATOM records)
gsftpsgttgttkltvtekcqvrvgdltvaktrgqltdaapigpvtvqalgcdarqvalk
adtdnfeqgkfflisdnnrdklyvnirptdnsawttdngvfykndvgswggiigiyvdgq
qtntppgnytltltggywa