Table 3.

Manually generated dictionary used to distinguish relevant (PPI + ive) and irrelevant (PPI-ive) information on protein-protein binding sites. Only lemmas (stem words) are shown

Category	Words
PPI + ive	bind, interfac, complex, hydrophob, recept, ligand, contact, recog, dock, groove, pocket, pouch, interact, crystal, latch, catal
PPi–ive	deamidation, IgM, IgG, dissociat, antibo, alloster, phosphory, nucleotide, polar, dCTP, dATP, dTTP, dUTP, dGTP, IgG1, IgG2, IgG3, IgG4, Fc, ubiquitin, neddylat, sumoyla, glycosylation, lipidation, carbonylation, nitrosylation, epitope, paratope, purine, pyrimidine, isomeriz, non-conserved, fucosylated, nonfucosylated, sialylation, galactosylation