>3ccnA (A:) observed residues (from ATOM records)
lsalnpelvqavqhvvigpsslivhfnevigrghfgcvyhgtlkihcavkslnrevsqfl
tegiimkdfshpnvlsllgiclplvvlpymkhgdlrnfirnethnptvkdligfglqvak
gmkylaskkfvhrdlaarncmldekftvkvadfglardmydkeyysvhktgaklpvkwma
leslqtqkfttksdvwsfgvllwelmtrgappypdvntfditvyllqgrrllqpeycpdp
lyevmlkcwhpkaemrpsfselvsrisaifstfig