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==Crystal structure of RPE65 in complex with emixustat and palmitate==
==Crystal structure of RPE65 in complex with emixustat and palmitate==
<StructureSection load='4rsc' size='340' side='right' caption='[[4rsc]], [[Resolution|resolution]] 1.80&Aring;' scene=''>
<StructureSection load='4rsc' size='340' side='right'caption='[[4rsc]], [[Resolution|resolution]] 1.80&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[4rsc]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Bos_taurus Bos taurus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4RSC OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=4RSC FirstGlance]. <br>
<table><tr><td colspan='2'>[[4rsc]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Bos_taurus Bos taurus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4RSC OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=4RSC FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=A3V:(1R)-3-AMINO-1-[3-(CYCLOHEXYLMETHOXY)PHENYL]PROPAN-1-OL'>A3V</scene>, <scene name='pdbligand=FE2:FE+(II)+ION'>FE2</scene>, <scene name='pdbligand=PLM:PALMITIC+ACID'>PLM</scene></td></tr>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.8&#8491;</td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[3fsn|3fsn]], [[4f2z|4f2z]], [[4rse|4rse]]</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=A3V:(1R)-3-AMINO-1-[3-(CYCLOHEXYLMETHOXY)PHENYL]PROPAN-1-OL'>A3V</scene>, <scene name='pdbligand=FE2:FE+(II)+ION'>FE2</scene>, <scene name='pdbligand=PLM:PALMITIC+ACID'>PLM</scene></td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Retinoid_isomerohydrolase Retinoid isomerohydrolase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.1.1.64 3.1.1.64] </span></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=4rsc FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4rsc OCA], [https://pdbe.org/4rsc PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=4rsc RCSB], [https://www.ebi.ac.uk/pdbsum/4rsc PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=4rsc ProSAT]</span></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=4rsc FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4rsc OCA], [http://pdbe.org/4rsc PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=4rsc RCSB], [http://www.ebi.ac.uk/pdbsum/4rsc PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=4rsc ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
[[http://www.uniprot.org/uniprot/RPE65_BOVIN RPE65_BOVIN]] Plays important roles in the production of 11-cis retinal and in visual pigment regeneration. The soluble form binds vitamin A (all-trans-retinol), making it available for LRAT processing to all-trans-retinyl ester. The membrane form, palmitoylated by LRAT, binds all-trans-retinyl esters, making them available for IMH (isomerohydrolase) processing to all-cis-retinol. The soluble form is regenerated by transferring its palmitoyl groups onto 11-cis-retinol, a reaction catalyzed by LRAT. The enzymatic activity is linearly dependent of the expression levels and membrane association.<ref>PMID:16096063</ref> <ref>PMID:19805034</ref> <ref>PMID:20100834</ref>
[https://www.uniprot.org/uniprot/RPE65_BOVIN RPE65_BOVIN] Plays important roles in the production of 11-cis retinal and in visual pigment regeneration. The soluble form binds vitamin A (all-trans-retinol), making it available for LRAT processing to all-trans-retinyl ester. The membrane form, palmitoylated by LRAT, binds all-trans-retinyl esters, making them available for IMH (isomerohydrolase) processing to all-cis-retinol. The soluble form is regenerated by transferring its palmitoyl groups onto 11-cis-retinol, a reaction catalyzed by LRAT. The enzymatic activity is linearly dependent of the expression levels and membrane association.<ref>PMID:16096063</ref> <ref>PMID:19805034</ref> <ref>PMID:20100834</ref>  
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
== Publication Abstract from PubMed ==
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</StructureSection>
</StructureSection>
[[Category: Bos taurus]]
[[Category: Bos taurus]]
[[Category: Retinoid isomerohydrolase]]
[[Category: Large Structures]]
[[Category: Kiser, P D]]
[[Category: Kiser PD]]
[[Category: Palczewski, K]]
[[Category: Palczewski K]]
[[Category: Shi, W]]
[[Category: Shi W]]
[[Category: 7-bladed beta propeller]]
[[Category: Isomerase]]
[[Category: Monotopic membrane protein]]
[[Category: Non-heme iron enzyme]]
[[Category: Retinoid isomerase]]
[[Category: Smooth endoplasmic reticulum]]