| ID | Protein Name | Function 1 | Function 2 | Species Name |
|---|---|---|---|---|
| 200 | MalY, Escherichia coli | beta-cystathionase, enzyme cleavage of cystathionine to homocysteine, ammonia, and pyruvate L-cystathionine + H2O => L-homocysteine + NH3 + pyruvate Amino-acid biosynthesis, methionine biosynthesis | transcription regulation binds to MalT activator of mal regulon and prevents its action | Escherichia coli (Gram negative bacterium) |