2.3.2.20	760169	 Cyclization reaction catalyzed by cyclodipeptide synthases relies on a conserved tyrosine residue	Sci. Rep.	 8	 7031 	2018	Streptomyces noursei	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=29728603&form=6&db=m	
2.3.2.20	758968	 Global analysis of prokaryotic tRNA-derived cyclodipeptide biosynthesis	BMC Genomics	 19	 45 	2018	Streptomyces noursei	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=29334896&form=6&db=m	
2.3.2.20	758643	 Incorporation of non-canonical amino acids into 2,5-diketopiperazines by cyclodipeptide synthases	Angew. Chem. Int. Ed. Engl.	 57	 3118-3122 	2018	Rickettsiella massiliensis	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=29377457&form=6&db=m	
2.3.2.20	759679	 Structural basis for partition of the cyclodipeptide synthases into two subfamilies	J. Struct. Biol.	 203	 17-26 	2018	Fluoribacter dumoffii	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=29505829&form=6&db=m	
2.3.2.20	759679	 Structural basis for partition of the cyclodipeptide synthases into two subfamilies	J. Struct. Biol.	 203	 17-26 	2018	Rickettsiella grylli	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=29505829&form=6&db=m	
2.3.2.20	759679	 Structural basis for partition of the cyclodipeptide synthases into two subfamilies	J. Struct. Biol.	 203	 17-26 	2018	Nocardia brasiliensis	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=29505829&form=6&db=m	
2.3.2.20	759679	 Structural basis for partition of the cyclodipeptide synthases into two subfamilies	J. Struct. Biol.	 203	 17-26 	2018	Streptomyces noursei	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=29505829&form=6&db=m	
2.3.2.20	759679	 Structural basis for partition of the cyclodipeptide synthases into two subfamilies	J. Struct. Biol.	 203	 17-26 	2018	Nocardia brasiliensis ATCC 700358	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=29505829&form=6&db=m	
2.3.2.20	759679	 Structural basis for partition of the cyclodipeptide synthases into two subfamilies	J. Struct. Biol.	 203	 17-26 	2018	Rickettsiella grylli ATCC 700358	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=29505829&form=6&db=m	
2.3.2.20	759890	 The expanding spectrum of diketopiperazine natural product biosynthetic pathways containing cyclodipeptide synthases	Org. Biomol. Chem.	 17	 2305-2314 	2019	Pseudomonas aeruginosa	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=30688950&form=6&db=m