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{{Infobox enzyme
| Name = Arsenate-mycothiol transferase
| EC_number = 2.8.4.2
| CAS_number = 
| IUBMB_EC_number = 2/8/4/2
| GO_code = 
| image = 
| width = 
| caption =
}}
'''Arsenate-mycothiol transferase''' ({{EC number|2.8.4.2}}, ''ArsC1'', ''ArsC2'', ''mycothiol:arsenate transferase'') is an [[enzyme]] with system name ''mycothiol:arsenate S-arsenotransferase''.<ref>{{cite journal | title = Arsenate reductase, mycothiol, and mycoredoxin concert thiol/disulfide exchange |author = Ordonez, E., Van Belle, K., Roos, G., De Galan, S., Letek, M., Gil, J.A., Wyns, L., Mateos, L.M. and Messens, J. |journal = J. Biol. Chem. |year = 2009 |volume = 284 |pages = 15107–15116 |pmid = 19286650}}</ref> This enzyme [[catalysis|catalyses]] the following [[chemical reaction]]

: [[arsenate]] + [[mycothiol]] <math>\rightleftharpoons</math> arseno-mycothiol + H<sub>2</sub>O

Reduction of arsenate is part of a defence mechanism of the cell against toxic arsenate.

== References ==
{{reflist}}

== External links ==
* {{MeshName|Arsenate-mycothiol+transferase}}

[[Category:EC 2.8.4]]