>2r3uC (C:) observed residues (from ATOM records)
mtpasynlavrraapavvnvynrleirtlgsgvimdqrgyiitnkhvindadqiivalqd
grvfeallvgsdsltdlavlkinatgglptipinarrvphigdvvlaignpynlgqtitq
giisatgnflqtdasinhgnsggalvnslgelmgintlsfdtpegigfaipfqlatkimd
klird