anchor.diff:  FOXO4,S,142,S,197,numbering from isoform zeta
   FOXO4,S,207,S,262,numbering from isoform zeta
   HCK,Y,410,Y,411,off by 1 (methionine removed)
  +HIST1H3A,S,10,S,11,off by one
  +HIST1H3B,S,10,S,11,off by one
  +HIST1H3C,S,10,S,11,off by one
  +HIST1H3D,S,10,S,11,off by one
  +HIST1H3E,S,10,S,11,off by one
  +HIST1H3F,S,10,S,11,off by one
  +HIST1H3G,S,10,S,11,off by one
  +HIST1H3H,S,10,S,11,off by one
  +HIST1H3I,S,10,S,11,off by one
  +HIST1H3J,S,10,S,11,off by one
  +HIST2H3A,S,10,S,11,off by one
  +HIST2H3C,S,10,S,11,off by one
  +HIST2H3D,S,10,S,11,off by one
  +H3F3A,S,10,S,11,off by one
  +H3F3B,S,10,S,11,off by one
   INSR,Y,1322,Y,1361,off by 39 (cleavage?)
   INSR,Y,1316,Y,1355,off by 39 (cleavage?)
   INSR,Y,1151,Y,1190,off by 39 (cleavage?)
  
positive.code: Gene,OrigRes,OrigPos,CorrectRes,CorrectPos,Comment
  ARHGEF2,S,885,S,886,off by one
  BRAF,T,151,S,151,wrong residue
  BRAF,S,578,S,579,wrong residue
  
negative.code: LYN,Y,396,Y,397,off by 1 (methionine removed)
  MAP2K2,S,218,S,222,numbering from MAP2K1
  PRKAA1,S,487,S,496,immunogen using misnumbered SGpSVS sequence
  PRKAA1,T,172,T,183,"Listed as T172/183 in some online resources, not clear where T172 comes from"
  SHC1,S,29,S,139,numbering from isoform p52
  SHC1,Y,239,Y,349,numbering from isoform p52
  SHC1,Y,317,Y,427,numbering from isoform p52
  