| Species | Count |
| Anopheles gambiae |
5 |
| Aquifex aeolicus vf5 |
3 |
| Arabidopsis thaliana |
9 |
| Ashbya gossypii |
3 |
| Aspergillus nidulans |
8 |
| Bacillus subtilis |
8 |
| Bacteroides thetaiotaomicron |
2 |
| Bos taurus |
5 |
| Bradyrhizobium japonicum |
13 |
| Caenorhabditis briggsae |
3 |
| Caenorhabditis elegans |
4 |
| Canis familiaris |
5 |
| Chlamydia trachomatis |
1 |
| Chlamydomonas reinhardtii |
7 |
| Chloroflexus aurantiacus |
9 |
| Ciona intestinalis |
6 |
| Danio rerio |
5 |
| Deinococcus radiodurans |
5 |
| Dictyostelium discoideum |
4 |
| Drosophila melanogaster |
4 |
| Escherichia coli |
7 |
| Fugu rubripes |
5 |
| Gallus gallus |
8 |
| Geobacter sufurreducens |
3 |
| Gloeobacter violaceus |
4 |
| Homo sapiens |
5 |
| Leptospira interrogans |
3 |
| Macaca mulatta |
4 |
| Methanosarcina acetivorans c2a |
3 |
| Monodelphis domestica |
5 |
| Mus musculus |
5 |
| Neurospora crassa |
6 |
| Ornithorhynchus anatinus |
7 |
| Oryza sativa |
12 |
| Pan troglodytes |
5 |
| Plasmodium yoelii yoelii |
1 |
| Pseudomonas aeruginosa |
13 |
| Rattus norvegicus |
4 |
| Saccharomyces cerevisiae |
4 |
| Schizosaccharomyces pombe |
7 |
| Streptomyces coelicolor |
16 |
| Strongylocentrotus purpuratus |
4 |
| Sulfolobus solfataricus p2 |
5 |
| Tetrahymena thermophila |
2 |
| Thermotoga maritima |
1 |
| Xenopus tropicalis |
6 |
catalytic activity
transferase activity
