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{{Infobox enzyme
| Name = Beta-amyrin 24-hydroxylase
| EC_number = 1.14.99.43
| CAS_number = 
| IUBMB_EC_number = 1/14/99/43
| GO_code = 
| image = 
| width = 
| caption =
}}
'''Beta-amyrin 24-hydroxylase''' ({{EC number|1.14.99.43}}, ''sophoradiol 24-hydroxylase'', ''CYP93E1'') is an [[enzyme]] with system name ''beta-amyrin,AH2:oxygen oxidoreductase (24-hydroxylating)''.<ref>{{cite journal | title = Identification of &beta;-amyrin and sophoradiol 24-hydroxylase by expressed sequence tag mining and functional expression assay |author = Shibuya, M., Hoshino, M., Katsube, Y., Hayashi, H., Kushiro, T. and Ebizuka, Y. |journal = FEBS J. |year = 2006 |volume = 273 |pages = 948–959 |pmid = 16478469 |doi=10.1111/j.1742-4658.2006.05120.x |issue=5}}</ref> This enzyme [[catalysis|catalyses]] the following [[chemical reaction]]

: (1) [[beta-amyrin]] + AH<sub>2</sub> + O<sub>2</sub> <math>\rightleftharpoons</math> 24-hydroxy-beta-amyrin + A + H<sub>2</sub>O
: (2) [[sophoradiol]] + AH<sub>2</sub> + O<sub>2</sub> <math>\rightleftharpoons</math> 24-hydroxysophoradiol + A + H<sub>2</sub>O

Beta-amyrin 24-hydroxylase is [[heme]]-[[thiolat]]e protein (P-450).

== References ==
{{reflist}}

== External links ==
* {{MeshName|Beta-amyrin+24-hydroxylase}}

[[Category:EC 1.14.99]]