<?xml version="1.0"?>
<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="en">
	<id>https://en.formulasearchengine.com/w/index.php?action=history&amp;feed=atom&amp;title=Weighted_constraint_satisfaction_problem</id>
	<title>Weighted constraint satisfaction problem - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://en.formulasearchengine.com/w/index.php?action=history&amp;feed=atom&amp;title=Weighted_constraint_satisfaction_problem"/>
	<link rel="alternate" type="text/html" href="https://en.formulasearchengine.com/w/index.php?title=Weighted_constraint_satisfaction_problem&amp;action=history"/>
	<updated>2026-07-30T13:35:16Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.47.0-wmf.7</generator>
	<entry>
		<id>https://en.formulasearchengine.com/w/index.php?title=Weighted_constraint_satisfaction_problem&amp;diff=28771&amp;oldid=prev</id>
		<title>en&gt;Yobot: WP:CHECKWIKI errors fixed + general fixes using AWB (8961)</title>
		<link rel="alternate" type="text/html" href="https://en.formulasearchengine.com/w/index.php?title=Weighted_constraint_satisfaction_problem&amp;diff=28771&amp;oldid=prev"/>
		<updated>2013-03-08T06:13:04Z</updated>

		<summary type="html">&lt;p&gt;&lt;a href=&quot;/w/index.php?title=WP:CHECKWIKI&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;WP:CHECKWIKI (page does not exist)&quot;&gt;WP:CHECKWIKI&lt;/a&gt; errors fixed + general fixes using &lt;a href=&quot;/w/index.php?title=Testwiki:AWB&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;Testwiki:AWB (page does not exist)&quot;&gt;AWB&lt;/a&gt; (8961)&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Infobox enzyme&lt;br /&gt;
| Name = Ferric-chelate reductase (NADPH)&lt;br /&gt;
| EC_number = 1.16.1.9&lt;br /&gt;
| CAS_number = 120720-17-4&lt;br /&gt;
| IUBMB_EC_number = 1/16/1/9&lt;br /&gt;
| GO_code = &lt;br /&gt;
| image = &lt;br /&gt;
| width = &lt;br /&gt;
| caption =&lt;br /&gt;
}}&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;Ferric-chelate reductase (NADPH)&amp;#039;&amp;#039;&amp;#039; ({{EC number|1.16.1.9}}, &amp;#039;&amp;#039;ferric chelate reductase&amp;#039;&amp;#039;, &amp;#039;&amp;#039;iron chelate reductase&amp;#039;&amp;#039;, &amp;#039;&amp;#039;NADPH:Fe&amp;lt;sup&amp;gt;3+&amp;lt;/sup&amp;gt;-EDTA reductase&amp;#039;&amp;#039;, &amp;#039;&amp;#039;NADPH-dependent ferric reductase&amp;#039;&amp;#039;, &amp;#039;&amp;#039;yqjH (gene)&amp;#039;&amp;#039;) is an [[enzyme]] with system name &amp;#039;&amp;#039;Fe(II):NADP&amp;lt;sup&amp;gt;+&amp;lt;/sup&amp;gt; oxidoreductase&amp;#039;&amp;#039;.&amp;lt;ref&amp;gt;{{cite journal | title = Preliminary X-ray diffraction analysis of YqjH from &amp;lt;em&amp;gt;Escherichia coli&amp;lt;/em&amp;gt;: a putative cytoplasmic ferri-siderophore reductase |author = Bamford, V.A., Armour, M., Mitchell, S.A., Cartron, M., Andrews, S.C. and Watson, K.A. |journal = Acta Crystallogr. Sect. F Struct. Biol. Cryst. Commun. |year = 2008 |volume = 64 |pages = 792–796 |pmid = 18765906 |doi=10.1107/S174430910802352X |issue=Pt 9 |pmc=2531270}}&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;{{cite journal | title = Fur and the novel regulator YqjI control transcription of the ferric reductase gene &amp;lt;em&amp;gt;yqjH&amp;lt;/em&amp;gt; in &amp;lt;em&amp;gt;Escherichia coli&amp;lt;/em&amp;gt; |author = Wang, S., Wu, Y. and Outten, F.W. |journal = J. Bacteriol. |year = 2011 |volume = 193 |pages = 563–574 |pmid = 21097627 |doi=10.1128/JB.01062-10 |issue=2 |pmc=3019823}}&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;{{cite journal | title = The Siderophore-Interacting Protein YqjH Acts as a Ferric Reductase in Different Iron Assimilation Pathways of &amp;lt;em&amp;gt;Escherichia coli&amp;lt;/em&amp;gt; |author = Miethke, M., Hou, J. and Marahiel, M.A. |journal = Biochemistry |year = 2011 |volume =  50|pages = - |pmid = 22098718 |doi=10.1021/bi201517h |issue=50}}&amp;lt;/ref&amp;gt; This enzyme [[catalysis|catalyses]] the following [[chemical reaction]]&lt;br /&gt;
&lt;br /&gt;
: 2 Fe(II) + 2 apo-siderophore + NADP&amp;lt;sup&amp;gt;+&amp;lt;/sup&amp;gt; + H&amp;lt;sup&amp;gt;+&amp;lt;/sup&amp;gt; &amp;lt;math&amp;gt;\rightleftharpoons&amp;lt;/math&amp;gt; 2 Fe(III)-siderophore + NADPH&lt;br /&gt;
&lt;br /&gt;
Ferric-chelate reductase contains FAD.&lt;br /&gt;
&lt;br /&gt;
== References ==&lt;br /&gt;
{{reflist}}&lt;br /&gt;
&lt;br /&gt;
== See also ==&lt;br /&gt;
* [[Ferric-chelate reductase]]&lt;br /&gt;
&lt;br /&gt;
== External links ==&lt;br /&gt;
* {{MeshName|Ferric-chelate+reductase+(NADPH)}}&lt;br /&gt;
&lt;br /&gt;
[[Category:EC 1.16.1]]&lt;/div&gt;</summary>
		<author><name>en&gt;Yobot</name></author>
	</entry>
</feed>