>4we7C (C:) observed residues (from ATOM records)
gselvqssstgeicnsphqildgenctlidallgdpqcdgfqnkkwdlfverskahsncy
pydvpdyaslrslvassgtlefnnesfnwtgvtqngtssacirrsnnsffsrlnwlthln
fkypalnvtmpnneqfdklyiwgvhhpgtdkdqiflyaqaagritvstkrsqqavipnvg
srprvrnipsrvsiywtivkpgdillinstgnliaprgyfkirsgkssimrsdapigkcn
sacitpngsipndkpfqnvnritygacprysk