| {"0": "Ribosomal protein", "1": "Protease", "2": "Receptor", "3": "Glycosidase", "4": "Host cell receptor for virus entry", "5": "Myosin", "6": "Motor protein", "7": "Thiol protease", "8": "Ribonucleoprotein", "9": "Nuclease", "10": "rRNA-binding", "11": "Nucleotidyltransferase", "12": "Calmodulin-binding", "13": "Helicase", "14": "Methyltransferase", "15": "Developmental protein", "16": "Oxidoreductase", "17": "Glycosyltransferase", "18": "Chromatin regulator"} |