>2r3uA (A:) observed residues (from ATOM records)
mtpasynlavrraapavvnvynrglnnqleirtlgsgvimdqrgyiitnkhvindadqii
valqdgrvfeallvgsdsltdlavlkinatgglptipinarrvphigdvvlaignpynlg
qtitqgiisatgriglnptgrqnflqtdasinhgnsggalvnslgelmgintlsfdketp
egigfaipfqlatkimdklird