>4pofB (B:) observed residues (from ATOM records)
svdreemierfanflreytdedgnpvyrgkitdlltitpkrsvaidwmhlnsfdselahe
vienpeegisaaedaiqivlredfqredvgkiharfynlpetlmvkdigaehinkliqve
givtrvgeikpfvsvavfvckdcghemivpqkpyeslekvkkceqcgsknieldvnkssf
vnfqsfriqdrpetlkggemprfidgillddivdvalpgdrvivtgilrvvlekrektpi
frkilevnhiepvsk