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{{Infobox enzyme
| Name = 4'-demethylrebeccamycin synthase
| EC_number = 4.3.3.5
| CAS_number = 
| IUBMB_EC_number = 4/3/3/5
| GO_code = 
| image = 
| width = 
| caption =
}}
'''4'-demethylrebeccamycin synthase''' ({{EC number|4.3.3.5}}, ''arcyriaflavin A N-glycosyltransferase'', ''RebG'') is an [[enzyme]] with system name ''4'-demethylrebeccamycin D-glucose-lyase''.<ref>{{cite journal | title = Cloning and expression of a gene encoding <em>N</em>-glycosyltransferase (ngt) from <em>Saccharothrix aerocolonigenes</em> ATCC39243 |author = Ohuchi, T., Ikeda-Araki, A., Watanabe-Sakamoto, A., Kojiri, K., Nagashima, M., Okanishi, M. and Suda, H. |journal = J. Antibiot. (Tokyo) |year = 2000 |volume = 53 |pages = 393–403 |pmid = 10866221 |issue=4}}</ref><ref>{{cite journal | title = RebG- and RebM-catalyzed indolocarbazole diversification |author = Zhang, C., Albermann, C., Fu, X., Peters, N.R., Chisholm, J.D., Zhang, G., Gilbert, E.J., Wang, P.G., Van Vranken, D.L. and Thorson, J.S. |journal = Chembiochem |year = 2006 |volume = 7 |pages = 795–804 |pmid = 16575939 |doi=10.1002/cbic.200500504}}</ref> This enzyme [[catalysis|catalyses]] the following [[chemical reaction]]

: 4'-O-demethylrebeccamycin + H2O <math>\rightleftharpoons</math> dichloro-arcyriaflavin A + beta-D-glucose

This enzyme catalyses a step in the biosynthesis of [[rebeccamycin]].

== References ==
{{reflist}}

== External links ==
* {{MeshName|4'-demethylrebeccamycin+synthase}}

[[Category:EC 4.3.3]]