>1xonB (B:) SEQRES residues
mgsshhhhhhssglvprgshmteqedvlakeledvnkwglhvfriaelsgnrpltvimht
ifqerdllktfkipvdtlitylmtledhyhadvayhnnihaadvvqsthvllstpaleav
ftdleilaaifasaihdvdhpgvsnqflintnselalmyndssvlenhhlavgfkllqee
ncdifqnltkkqrqslrkmvidivlatdmskhmnlladlktmvetkkvtssgvllldnys
driqvlqnmvhcadlsnptkplqlyrqwtdrimeeffrqgdrerergmeispmcdkhnas
veksqvgfidyivhplwetwadlvhpdaqdildtlednrewyqstipqs