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[[Image:1ar1.png|left|200px]]


{{STRUCTURE_1ar1|  PDB=1ar1  |  SCENE=  }}
==Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans two-subunit Cytochrome C Oxidase Complexed with an Antibody Fv Fragment==
 
<StructureSection load='1ar1' size='340' side='right'caption='[[1ar1]], [[Resolution|resolution]] 2.70&Aring;' scene=''>
===Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans two-subunit Cytochrome C Oxidase Complexed with an Antibody Fv Fragment===
== Structural highlights ==
 
<table><tr><td colspan='2'>[[1ar1]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Mus_musculus Mus musculus] and [https://en.wikipedia.org/wiki/Paracoccus_denitrificans Paracoccus denitrificans]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1AR1 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1AR1 FirstGlance]. <br>
{{ABSTRACT_PUBMED_9380672}}
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.7&#8491;</td></tr>
 
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=CU:COPPER+(II)+ION'>CU</scene>, <scene name='pdbligand=HEA:HEME-A'>HEA</scene>, <scene name='pdbligand=LDA:LAURYL+DIMETHYLAMINE-N-OXIDE'>LDA</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene></td></tr>
==About this Structure==
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1ar1 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1ar1 OCA], [https://pdbe.org/1ar1 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1ar1 RCSB], [https://www.ebi.ac.uk/pdbsum/1ar1 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1ar1 ProSAT]</span></td></tr>
[[1ar1]] is a 4 chain structure of [[Cytochrome c oxidase]] with sequence from [http://en.wikipedia.org/wiki/Mus_musculus Mus musculus] and [http://en.wikipedia.org/wiki/Paracoccus_denitrificans Paracoccus denitrificans]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1AR1 OCA].  
</table>
== Function ==
[https://www.uniprot.org/uniprot/COX1B_PARDE COX1B_PARDE] Subunit I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B). This cytochrome c oxidase shows proton pump activity across the membrane in addition to the electron transfer.
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
  <jmolCheckbox>
    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/ar/1ar1_consurf.spt"</scriptWhenChecked>
    <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
    <text>to colour the structure by Evolutionary Conservation</text>
  </jmolCheckbox>
</jmol>, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1ar1 ConSurf].
<div style="clear:both"></div>


==See Also==
==See Also==
*[[Cytochrome c oxidase|Cytochrome c oxidase]]
*[[Cytochrome c oxidase 3D structures|Cytochrome c oxidase 3D structures]]
 
__TOC__
==Reference==
</StructureSection>
<ref group="xtra">PMID:009380672</ref><ref group="xtra">PMID:011152118</ref><ref group="xtra">PMID:012554686</ref><references group="xtra"/>
[[Category: Large Structures]]
[[Category: Cytochrome-c oxidase]]
[[Category: Mus musculus]]
[[Category: Mus musculus]]
[[Category: Paracoccus denitrificans]]
[[Category: Paracoccus denitrificans]]
[[Category: Ermler, U.]]
[[Category: Ermler U]]
[[Category: Harrenga, A.]]
[[Category: Harrenga A]]
[[Category: Michel, H.]]
[[Category: Michel H]]
[[Category: Ostermeier, C.]]
[[Category: Ostermeier C]]
[[Category: Antibody complex]]
[[Category: Cytochrome oxidase]]
[[Category: Electron transport]]
[[Category: Transmembrane]]

Latest revision as of 18:27, 13 March 2024

Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans two-subunit Cytochrome C Oxidase Complexed with an Antibody Fv FragmentStructure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans two-subunit Cytochrome C Oxidase Complexed with an Antibody Fv Fragment

Structural highlights

1ar1 is a 4 chain structure with sequence from Mus musculus and Paracoccus denitrificans. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 2.7Å
Ligands:, , , ,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

COX1B_PARDE Subunit I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B). This cytochrome c oxidase shows proton pump activity across the membrane in addition to the electron transfer.

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

See Also

1ar1, resolution 2.70Å

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