>4rwqB (B:) observed residues (from ATOM records)
melrhtpardldkfiedhllpntcfrtqvkeaidivcrflkercfqgtadpvrvskvvkg
gssgkgttlrgrsdadlvvfltkltsfedqlrrrgefiqeirrqleacqreqkfkvtfev
qsprrenpralsfvlsspqlqqevefdvlpafdalgqwtpgykpnpeiyvqlikecksrg
kegefstcftelqrdflrnrptklkslirlvkhwyqtckkthgnklppqyalelltvyaw
eqgsrktdfstaqgfqtvlelvlkhqklcifweayydftnpvvgrcmlqqlkkprpvild
padptgnvgggdthswqrlaqearvwlgypccknldgslvgawtml