View source for Zeaxanthin 7,8-dioxygenase

{{Infobox enzyme
| Name = Lupanine 17-hydroxylase (cytochrome c)
| EC_number = 1.17.2.2
| CAS_number = 
| IUBMB_EC_number = 1/17/2/2
| GO_code = 
| image = 
| width = 
| caption =
}}
'''Lupanine 17-hydroxylase (cytochrome c)''' ({{EC number|1.17.2.2}}, ''lupanine dehydrogenase (cytochrome c)'') is an [[enzyme]] with system name ''lupanine:cytochrome c-oxidoreductase (17-hydroxylating)''.<ref>{{cite journal | title = Lupanine hydroxylase, a quinocytochrome <em>c</em> from an alkaloid-degrading <em>Pseudomonas</em> sp |author = Hopper, D.J., Rogozinski, J. and Toczko, M. |journal = Biochem. J. |year = 1991 |volume = 279 |pages = 105–109 |pmid = 1656935 |pmc=1151552}}</ref><ref>{{cite journal | title = The quinohaemoprotein lupanine hydroxylase from <em>Pseudomonas putida</em> |author = Hopper, D.J. and Kaderbhai, M.A. |journal = Biochim. Biophys. Acta |year = 2003 |volume = 1647 |pages = 110–115 |pmid = 12686118 |issue=1-2}}</ref> This enzyme [[catalysis|catalyses]] the following [[chemical reaction]]

: [[lupanine]] + 2 ferricytochrome c + H<sub>2</sub>O <math>\rightleftharpoons</math> 17-hydroxylupanine + 2 ferrocytochrome c + 2 H<sup>+</sup>

The enzyme isolated from ''[[Pseudomonas putida]]'' contains [[heme c]] and requires [[pyrroloquinoline quinone]] (PQQ) for activity

== References ==
{{reflist}}

== External links ==
* {{MeshName|Lupanine+17-hydroxylase+(cytochrome+c)}}

[[Category:EC 1.17.2]]