| Product Name | 
phosphosulfolactate synthase | 
| Example Structure | 
  | 
| Synonyms | 
(2R)-O-phospho-3-sulfolactate sulfo-lyase, (2R)-phospho-3-sulfolactate synthase, ComA, phosphosulfolactate synthase, XAUT_RS24680, Xcb1, XcbB1 | 
| EC Number | 
4.4.1.19 | 
| CAS Registry Number | 
 | 
| Comments | 
Requires Mg2+. The enzyme from?Methanococcus jannaschii?catalyses the Michael addition of sulfite to phosphoenolpyruvate. It specifically requires phosphoenolpyruvate and its broad alkaline pH optimum suggests that it uses sulfite rather than hydrogensulfite. | 
| Cofactor | 
Mg2+ | 
| History | 
 | 
| Reactions | 
(2R)-2-O-phospho-3-sulfolactate = phosphoenolpyruvate + hydrogen sulfite. |