>3a4pA (A:) observed residues (from ATOM records)
vqavqhvvigpsslivhfnevigrghfgcvyhgtlldkkihcavkslnritdigevsqfl
tegiimkdfshpnvlsllgiclrsegsplvvlpymkhgdlrnfirnethnptvkdligfg
lqvakgmkflaskkfvhrdlaarncmldekftvkvadfglardmydkaklpvkwmalesl
qtqkfttksdvwsfgvllwelmtrgappypdvntfditvyllqgrrllqpeycpdplyev
mlkcwhpkaemrpsfselvsrisaifstfigehyvhvnatyvnvk