GORBI contains millions of predicted gene functions for >900 Bacteria and Archaea. You can search the database by the genome of interest, or by a particular Gene Ontology category, or by individual genes.
If you found GORBI useful in your work, please cite:
Škunca N, Bošnjak M, Kriško A, Panov P, Džeroski S, Šmuc T, Supek F (2013) Phyletic Profiling with Cliques of Orthologs Is Enhanced by Signatures of Paralogy Relationships. PLoS Comput Biol 9(1): e1002852. doi:10.1371/journal.pcbi.1002852