>1yt8A (A:) observed residues (from ATOM records)
iavrtfhdiraallarrelalldvreedpfaqahplfaanlplsrleleiharvprrdtp
itvyddgeglapvaaqrlhdlgysdvalldgglsgwrnaggelfrdvnvpskafgelvea
erhtpslaaeevqalldaraeavildarrfdeyqtmsipggisvpgaelvlrvaelapdp
rtrvivncagrtrsiigtqsllnagipnpvaalrngtigwtlagqqlehgqtrrfgaisq
dtrkaaaqraravadragverldlaglaqwqdehdrttylldvrtpeeyeaghlpgsrst
pggqlvqetdhvasvrgarlvlvdddgvranmsaswlaqmgwqvavldglseadfserga
wsaplprqpradtidpttladwlgepgtrvldftasanyakrhipgaawvlrsqlkqale
rlgtaeryvltcgssllarfavaevqalsgkpvflldggtsawvaaglptedgesllasp
ridryrrpyegtdnpreamqgyldwefglveqlgrdgthgffvie