Arabidopsis thaliana	-	246731	
Bacillus subtilis	-	711974	
Bacillus subtilis	gene ribA	675226	
Burkholderia glumae	-	757365	
Burkholderia glumae BGR1	-	757365	
Danio rerio	-	757951	
Eremothecium ashbyi	-	712085	
Eremothecium ashbyi NRRL Y-1363	-	712085	
Escherichia coli	-	209545, 246729, 246730, 246732, 246734, 655443, 656006, 656029, 674493, 734013	
Helicobacter pylori	-	246733, 757510	
Helicobacter pylori ATCC 700392	-	757510	
Meyerozyma guilliermondii	-	209545	
Mycobacterium tuberculosis	-	726585	
Mycobacterium tuberculosis	single gene ribA2 or Rv1415, encodes for the bifunctional enzyme with DHBPS and GTPCH-II domains	716058	
Mycobacterium tuberculosis H37Rv	-	726585	
Nicotiana benthamiana	guanosine triphosphate cyclohydrolase II/3,4-dihydroxy-2-butanone-4-phosphate synthase; gene NbRibA encoding the bifunctional guanosine triphosphate cyclohydrolase II/3,4-dihydroxy-2-butanone-4-phosphate synthase	716533	
Streptomyces coelicolor	-	685065	
Streptomyces coelicolor	homologue SCO 2687	696250	
Streptomyces coelicolor	homologue SCO 6655	696250	
Streptomyces coelicolor	homologue SCO1441	696250