aminotransferase article 10 5 aminolevulinate synthase 6 Animal 6 Support, Non-U.S. Gov't 6 Transaminases 6 Trypanosoma cruzi 6 aminolevulinate aminotransferase 6 animal 6 heme 6 porphobilinogen synthase 6 succinyl coenzyme A synthetase 6 5-Aminolevulinate Synthetase 4 Ammonia Lyases 4 Ammonia-Lyases 4 Euglena gracilis 4 Ferrochelatase 4 Heme 4 Porphobilinogen Synthase 4 Succinate CoA Ligases 4 Succinate-CoA Ligases 4 ammonia lyase 4 biosynthesis 4 enzymology 4 ferrochelatase 4 metabolism 4 nonhuman 4 porphyrin 4 priority journal 4 unclassified drug 4