| ID | Protein Name | Function 1 | Function 2 | Species Name |
|---|---|---|---|---|
| 138 | birA biotin sythetase, Escherichia coli | birA biotin synthetase, enzyme biotin--[acetyl-CoA-carboxylase] ligase ATP + biotin + apo-[acetyl-CoA:carbon-dioxide ligase (ADP-forming)] = AMP + diphosphate + [acetyl-CoA:carbon-dioxide ligase (ADP-forming)]. | bio operon repressor repressor activity depends on cellular concentration of biotin | Escherichia coli (Gram negative bacterium) |