{"0": "SLC superfamily of solute carriers", "1": "SLC25 family of mitochondrial transporters", "2": "Dehydrogenase", "3": "Transaminase", "4": "Oxidase", "5": "Epimerase/racemase", "6": "G-protein", "7": "Methyltransferase", "8": "Histone", "9": "Oxidoreductase", "10": "Aminoacyl-tRNA synthetase", "11": "Phosphatase", "12": "Cysteine protease", "13": "Acetyltransferase", "14": "Isomerase", "15": "Non-protein kinase", "16": "Enzyme", "17": "Unclassified protein", "18": "Lyase", "19": "Transferase", "20": "CAMKL family", "21": "CAMK group", "22": "Small GTPase", "23": "Protease", "24": "Ribosomal protein", "25": "Transporter", "26": "Hydrolase"}