For instance,the prediction <P48431 (Sox2), Ubiquitination, Q01860 (Oct3/4)> where the input abstract PubMed 22732500 does not mention the trigger ubiquit., but the abstract mainly describes “knockdown of Sox2 and Oct3/4 gene expression in HCC cells can reduce carboplatin-mediated increases in sphere formation and increase cellular sensitivity to chemotherapy”. Here, SOX2 is linked to hepatocellular carcinoma.