Dunn MF, Niks D, Ngo H, Barends TR, Schlichting I (June 2008). "Tryptophan synthase: the workings of a channeling nanomachine". Trends in Biochemical Sciences. 33 (6): 254–264. doi:10.1016/j.tibs.2008.04.008. PMID18486479.
Houben KF, Dunn MF (March 1990). "Allosteric effects acting over a distance of 20-25 A in the Escherichia coli tryptophan synthase bienzyme complex increase ligand affinity and cause redistribution of covalent intermediates". Biochemistry. 29 (9): 2421–2429. doi:10.1021/bi00461a028. ISSN0006-2960. PMID2186812.
Stone TW, Mackay GM, Forrest CM, Clark CJ, Darlington LG (July 2003). "Tryptophan metabolites and brain disorders". Clinical Chemistry and Laboratory Medicine. 41 (7): 852–859. doi:10.1515/CCLM.2003.129. PMID12940508. S2CID21169913.
Stone TW, Forrest CM, Mackay GM, Stoy N, Darlington LG (December 2007). "Tryptophan, adenosine, neurodegeneration and neuroprotection". Metabolic Brain Disease. 22 (3–4): 337–352. doi:10.1007/s11011-007-9064-3. PMID17712616. S2CID5823156.
Moroni F (June 1999). "Tryptophan metabolism and brain function: focus on kynurenine and other indole metabolites". European Journal of Pharmacology. 375 (1–3): 87–100. doi:10.1016/S0014-2999(99)00196-X. ISSN0014-2999. PMID10443567.
Dunn MF, Niks D, Ngo H, Barends TR, Schlichting I (June 2008). "Tryptophan synthase: the workings of a channeling nanomachine". Trends in Biochemical Sciences. 33 (6): 254–264. doi:10.1016/j.tibs.2008.04.008. PMID18486479.
Houben KF, Dunn MF (March 1990). "Allosteric effects acting over a distance of 20-25 A in the Escherichia coli tryptophan synthase bienzyme complex increase ligand affinity and cause redistribution of covalent intermediates". Biochemistry. 29 (9): 2421–2429. doi:10.1021/bi00461a028. ISSN0006-2960. PMID2186812.
Stone TW, Mackay GM, Forrest CM, Clark CJ, Darlington LG (July 2003). "Tryptophan metabolites and brain disorders". Clinical Chemistry and Laboratory Medicine. 41 (7): 852–859. doi:10.1515/CCLM.2003.129. PMID12940508. S2CID21169913.
Stone TW, Forrest CM, Mackay GM, Stoy N, Darlington LG (December 2007). "Tryptophan, adenosine, neurodegeneration and neuroprotection". Metabolic Brain Disease. 22 (3–4): 337–352. doi:10.1007/s11011-007-9064-3. PMID17712616. S2CID5823156.
Moroni F (June 1999). "Tryptophan metabolism and brain function: focus on kynurenine and other indole metabolites". European Journal of Pharmacology. 375 (1–3): 87–100. doi:10.1016/S0014-2999(99)00196-X. ISSN0014-2999. PMID10443567.
Stone TW, Mackay GM, Forrest CM, Clark CJ, Darlington LG (July 2003). "Tryptophan metabolites and brain disorders". Clinical Chemistry and Laboratory Medicine. 41 (7): 852–859. doi:10.1515/CCLM.2003.129. PMID12940508. S2CID21169913.
Stone TW, Forrest CM, Mackay GM, Stoy N, Darlington LG (December 2007). "Tryptophan, adenosine, neurodegeneration and neuroprotection". Metabolic Brain Disease. 22 (3–4): 337–352. doi:10.1007/s11011-007-9064-3. PMID17712616. S2CID5823156.
Houben KF, Dunn MF (March 1990). "Allosteric effects acting over a distance of 20-25 A in the Escherichia coli tryptophan synthase bienzyme complex increase ligand affinity and cause redistribution of covalent intermediates". Biochemistry. 29 (9): 2421–2429. doi:10.1021/bi00461a028. ISSN0006-2960. PMID2186812.
Moroni F (June 1999). "Tryptophan metabolism and brain function: focus on kynurenine and other indole metabolites". European Journal of Pharmacology. 375 (1–3): 87–100. doi:10.1016/S0014-2999(99)00196-X. ISSN0014-2999. PMID10443567.