phosphotransferases (phosphomutases) – bisphosphoglycerate mutase – phosphoglucomutase – phosphoglycerate mutase – racemases and epimerases (EC 5.1) – amino acid isomerases – alanine racemase – carbohydrate epimerases – UDP-glucose 4-epimerase – ligases (EC 6) – carbon-carbon ligases (EC 6.4) – acetyl-coa carboxylase – polyketide synthases – pyruvate carboxylase – carbon-nitrogen ligases (EC 6.3) – adenylosuccinate synthase – amide synthases – aspartate-ammonia ligase – glutamate-ammonia ligase – argininosuccinate synthase – carbamoyl-phosphate synthase (ammonia) – carbon-nitrogen ligases with glutamine as amide-n-donor – carbamoyl-phosphate synthase (glutamine-hydrolyzing) – formate-tetrahydrofolate ligase – peptide synthases – glutamate-cysteine ligase – glutathione synthase – carbon-oxygen ligases (EC 6.1) – amino acyl-trna synthetases – alanine—tRNA ligase – arginine—tRNA ligase – aspartate—tRNA ligase – glutamate-trna ligase – glycine-trna ligase – histidine-trna ligase – isoleucine-trna ligase – leucine-trna ligase – lysine-trna ligase – methionine-trna ligase – phenylalanine-trna ligase – serine-trna ligase – threonine—tRNA ligase – tryptophan—tRNA ligase – tyrosine—tRNA ligase – valine—tRNA ligase – carbon-sulfur ligases (EC 6.2) – coenzyme a ligases – acetate-coa ligase – succinate-coa ligases – polynucleotide ligases – dna ligases – rna ligase (atp) – ubiquitin-protein ligase complexes – Ubiquitin-activating enzyme – ubiquitin-conjugating enzymes – ubiquitin-protein ligases – fanconi anemia complementation group l protein – proto-oncogene proteins c-cbl – proto-oncogene proteins c-mdm2 – skp cullin f-box protein ligases – cullin proteins – von hippel-lindau tumor suppressor protein – lyases (EC 4) – carbon-carbon lyases (EC 4.1) – aldehyde lyases – 2-dehydro-3-deoxyphosphoheptonate aldolase – fructose-bisphosphate aldolase – carboxy-lyases – adenosylmethionine decarboxylase – aromatic-L-amino-acid decarboxylase – dopa decarboxylase – glutamate decarboxylase – histidine decarboxylase – indole-3-glycerol-phosphate synthase – methylmalonyl-coa decarboxylase – ornithine decarboxylase – orotidine-5'-phosphate decarboxylase – phosphoenolpyruvate carboxykinase (atp) – phosphoenolpyruvate carboxykinase (gtp) – phosphoenolpyruvate carboxylase – pyruvate decarboxylase – ribulose-bisphosphate carboxylase – tyrosine decarboxylase – uroporphyrinogen decarboxylase – deoxyribodipyrimidine photo-lyase – oxo-acid-lyases – anthranilate synthase – isocitrate lyase – tryptophanase – tyrosine phenol-lyase – carbon-nitrogen lyases (EC 4.3) – amidine-lyases – adenylosuccinate lyase – argininosuccinate lyase – delta-crystallins – ammonia-lyases – aspartate ammonia-lyase – ethanolamine ammonia-lyase – histidine ammonia-lyase – l-serine dehydratase – phenylalanine ammonia-lyase – threonine dehydratase – carbon-oxygen lyases (EC 4.2) – DNA-(apurinic or apyrimidinic site) lyase – hydro-lyases – aconitate hydratase – iron regulatory protein 1 – iron regulatory protein 2 – carbonic anhydrases – carbonic anhydrase i – carbonic anhydrase ii – carbonic anhydrase iii – carbonic anhydrase iv – carbonic anhydrase v – cystathionine beta-synthase – enoyl-coa hydratase – fumarate hydratase – phosphopyruvate