>3awnA (A:) observed residues (from ATOM records)
mwlgalldtlptpaltidrttarrnaermrercralgvrlrphvkthktleggllatggt
rrgiavstlaearffadggfddillaypvptarleecaglarrldafhvlldrpealasl
rqrplghgkrwlvwlkldcgragvrptdpaalelaqaiandapeevtlvgvyahcgntyg
csgadtiqaiartttnavlsfvaalrqagvpcpqasigstpscshpipemsqltelhpgn
yifydlqqtqlgscqpqdvairvltrvighyahrgqllvdcgwaalslhgaggpqgcaai
dghpelrlvgltqehgllehqmdfgrfpvgsvlalipyhacataamhpvyyvheegkvva
lwhpvrgw