>1px5A (A:) observed residues (from ATOM records)
melrhtpardldkfiedhllpntcfrtqvkeaidivcrflkercfqgpvrvskvvkggss
rsdadlvvfltkltsfedqlrrrgefiqeirrqleacqreqkfkvtfevqspalsfvlss
pqlqqevefdvlpafdalgqwtpgykpnpeiyvqlikecksrgkegefstcftelqrdfl
rnrptklkslirlvkhwyqtckkthgnklppqyalelltvyaweqgsrktdfstaqgfqt
vlelvlkhqklcifweayydftnpvvgrcmlqqlkkprpvildpadptgnvgggdthswq
rlaqearvwlgypccknldgslvgawtml