| Species | Count |
| Anopheles gambiae |
7 |
| Arabidopsis thaliana |
24 |
| Ashbya gossypii |
2 |
| Aspergillus nidulans |
5 |
| Bacteroides thetaiotaomicron |
4 |
| Bos taurus |
17 |
| Bradyrhizobium japonicum |
1 |
| Caenorhabditis briggsae |
5 |
| Caenorhabditis elegans |
8 |
| Canis familiaris |
21 |
| Chlamydia trachomatis |
1 |
| Chlamydomonas reinhardtii |
20 |
| Chloroflexus aurantiacus |
1 |
| Ciona intestinalis |
9 |
| Danio rerio |
20 |
| Deinococcus radiodurans |
2 |
| Dictyostelium discoideum |
10 |
| Drosophila melanogaster |
8 |
| Entamoeba histolytica |
5 |
| Escherichia coli |
4 |
| Fugu rubripes |
20 |
| Gallus gallus |
12 |
| Geobacter sufurreducens |
4 |
| Gloeobacter violaceus |
1 |
| Homo sapiens |
18 |
| Leishmania major |
5 |
| Leptospira interrogans |
2 |
| Macaca mulatta |
17 |
| Methanosarcina acetivorans c2a |
4 |
| Monodelphis domestica |
16 |
| Mus musculus |
18 |
| Neurospora crassa |
4 |
| Ornithorhynchus anatinus |
8 |
| Oryza sativa |
27 |
| Pan troglodytes |
19 |
| Plasmodium yoelii yoelii |
2 |
| Pseudomonas aeruginosa |
6 |
| Rattus norvegicus |
16 |
| Saccharomyces cerevisiae |
4 |
| Schizosaccharomyces pombe |
3 |
| Streptomyces coelicolor |
2 |
| Strongylocentrotus purpuratus |
14 |
| Sulfolobus solfataricus p2 |
1 |
| Tetrahymena thermophila |
11 |
| Xenopus tropicalis |
14 |
catalytic activity
isomerase activity
