4.1.2.8	748938	 Cloning and characterization of indole synthase (INS) and a putative tryptophan synthase alpha-subunit (TSA) genes from Polygonum tinctorium	Plant Cell Rep.	 35	 2449-2459 	2016	Persicaria tinctoria	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=27585574&form=6&db=m	
4.1.2.8	670626	(Z)-3-Hexenol induces defense genes and downstream metabolites in maize	Planta	220	900-909	2005	Zea mays	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=15599762&form=6&db=m	
4.1.2.8	670713	A deletion in an indole synthase gene is responsible for the DIMBOA-deficient phenotype of bxbx maize	Proc. Natl. Acad. Sci. USA	94	13345-13350	1997	Zea mays	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=9371848&form=6&db=m	
4.1.2.8	670717	An herbivore elicitor activates the gene for indole emission in maize	Proc. Natl. Acad. Sci. USA	97	14801-14806	2000	Zea mays	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=11106389&form=6&db=m	
4.1.2.8	670884	Analysis of a chemical plant defense mechanism in grasses	Science	277	696-699	1997	Zea mays	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=9235894&form=6&db=m	
4.1.2.8	693498	Arabidopsis indole synthase, a homolog of tryptophan synthase alpha, is an enzyme involved in the Trp-independent indole-containing metabolite biosynthesis	J. Integr. Plant Biol.	50	1070-1077	2008	Arabidopsis thaliana	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=18844775&form=6&db=m	
4.1.2.8	728511	Benzoxazinoid metabolites regulate innate immunity against aphids and fungi in maize	Plant Physiol.	157	317-327	2011	Zea mays	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=21730199&form=6&db=m	
4.1.2.8	728444	Biosynthesis and emission of insect herbivory-induced volatile indole in rice	Phytochemistry	73	15-22	2012	Oryza sativa	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=22000657&form=6&db=m	
4.1.2.8	691511	Characterisation of the tryptophan synthase alpha subunit in maize	BMC Plant Biol.	8	44	2008	Zea mays	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=18430213&form=6&db=m	
4.1.2.8	666055	On the structural basis of the catalytic mechanism and the regulation of the alpha subunit of tryptophan synthase from Salmonella typhimurium and BX1 from maize, two evolutionarily related enzymes	J. Mol. Biol.	352	608-620	2005	Zea mays	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=16120446&form=6&db=m	
4.1.2.8	691784	Structure and mechanistic implications of a tryptophan synthase quinonoid intermediate	ChemBioChem	9	1024-1028	2008	Salmonella enterica subsp. enterica serovar Typhimurium	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=18351684&form=6&db=m	
4.1.2.8	669170	The enzymatic conversion of anthranilic acid to indole	J. Biol. Chem.	223	171-184	1956	Escherichia coli	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=13376586&form=6&db=m	
4.1.2.8	670511	Transcriptional activation of Igl, the gene for indole formation in Zea mays: a structure-activity study with elicitor-active N-acyl glutamines from insects	Phytochemistry	65	1047-1055	2004	Zea mays	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=15110684&form=6&db=m	
4.1.2.8	691963	Tryptophan synthase, an allosteric molecular factory	Curr. Opin. Chem. Biol.	12	593-600	2008	Salmonella enterica subsp. enterica serovar Typhimurium	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=18675375&form=6&db=m	
4.1.2.8	695226	Tryptophan synthase: the workings of a channeling nanomachine	Trends Biochem. Sci.	33	254-264	2008	Salmonella enterica subsp. enterica serovar Typhimurium	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=18486479&form=6&db=m