>3wxkB (B:) observed residues (from ATOM records)
ftmkyvgsidqgttstrfiifderqrpvsvhqvphtqhtphpgwlehdpmeifrsackcm
svaiaklrqkdasfrkieaigitnqrettvawdrvtkeplcyapvwndlrtyditkkvta
elgggdsmfaskitglpvstyfaafkmrwmlenvpavadacrrgtlcfgtidtwlmykls
ggkafvtdvtnasrtflmdlrtrkwspelceklkipmetlpeirsnselfgyvetdecgv
aaalnertpimgsigdqqsalfgnmcfekgeakntygtgcfllmnvgeearfskhgllst
vgfqvgrdgpcyyalegaiacagatvewmrrnmnlfshiteceklarsvpgtqgivfvpa
fsgllapywdpsargtivgmtlkttrahviraalqaialqlndvvgsmkrdaglnlsslr
vdgglskngllmeiqasllgvdilvpsmhettalgaalcaglaagvwtsleevkavsrre
nswktvspsgsamereamiaewrealkrtkwak