>3sl4D (D:) observed residues (from ATOM records)
qedvlakeledvnkwglhvfriaelsgnrpltvimhtifqerdllktfkipvdtlitylm
tledhyhadvayhnnihaadvvqsthvllstpaleavftdleilaaifasaihdvdhpgv
snqflintnselalmyndssvlenhhlavgfkllqeencdifqnltkkqrqslrkmvidi
vlatdmskhmnlladlktmvetkkvtssgvllldnysdriqvlqnmvhcadlsnptkplq
lyrqwtdrimeeffrqgdrerergmeispmcdkhnasveksqvgfidyivhplwetwadl
vhpdaqdildtlednrewyqstip