For instance, IL1B, NFKB1, NLRP3, PYCARD, and CASP1 are listed in the COVID-19 Disease Map, while there are molecules absent from it, including CCL3, 3L1, 4L2, CXCL1, 2, 3, 5, 16, TNFAIP6, C15orf48, TMEM176A/B, NFE2, PADI4, RAB20, ETS2, PHLDA2, FOLR3, and HP. Here, PADI4 is linked to COVID-19.