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2zt9

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==Crystal Structure of the Cytochrome b6f Complex from Nostoc sp. PCC 7120==
==Crystal Structure of the Cytochrome b6f Complex from Nostoc sp. PCC 7120==
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<StructureSection load='2zt9' size='340' side='right' caption='[[2zt9]], [[Resolution|resolution]] 3.00&Aring;' scene=''>
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<StructureSection load='2zt9' size='340' side='right'caption='[[2zt9]], [[Resolution|resolution]] 3.00&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[2zt9]] is a 8 chain structure with sequence from [http://en.wikipedia.org/wiki/Anabaena_7120 Anabaena 7120]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2ZT9 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2ZT9 FirstGlance]. <br>
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<table><tr><td colspan='2'>[[2zt9]] is a 8 chain structure with sequence from [https://en.wikipedia.org/wiki/Nostoc_sp._PCC_7120_=_FACHB-418 Nostoc sp. PCC 7120 = FACHB-418]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2ZT9 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2ZT9 FirstGlance]. <br>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=BCR:BETA-CAROTENE'>BCR</scene>, <scene name='pdbligand=CLA:CHLOROPHYLL+A'>CLA</scene>, <scene name='pdbligand=FES:FE2/S2+(INORGANIC)+CLUSTER'>FES</scene>, <scene name='pdbligand=HEM:PROTOPORPHYRIN+IX+CONTAINING+FE'>HEM</scene>, <scene name='pdbligand=OPC:(7R,17E)-4-HYDROXY-N,N,N,7-TETRAMETHYL-7-[(8E)-OCTADEC-8-ENOYLOXY]-10-OXO-3,5,9-TRIOXA-4-PHOSPHAHEPTACOS-17-EN-1-AMINIUM+4-OXIDE'>OPC</scene>, <scene name='pdbligand=SQD:1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL'>SQD</scene>, <scene name='pdbligand=UMQ:UNDECYL-MALTOSIDE'>UMQ</scene></td></tr>
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</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 3&#8491;</td></tr>
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<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Plastoquinol--plastocyanin_reductase Plastoquinol--plastocyanin reductase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=1.10.9.1 1.10.9.1] </span></td></tr>
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<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=BCR:BETA-CAROTENE'>BCR</scene>, <scene name='pdbligand=CLA:CHLOROPHYLL+A'>CLA</scene>, <scene name='pdbligand=FES:FE2/S2+(INORGANIC)+CLUSTER'>FES</scene>, <scene name='pdbligand=HEM:PROTOPORPHYRIN+IX+CONTAINING+FE'>HEM</scene>, <scene name='pdbligand=OPC:(7R,17E)-4-HYDROXY-N,N,N,7-TETRAMETHYL-7-[(8E)-OCTADEC-8-ENOYLOXY]-10-OXO-3,5,9-TRIOXA-4-PHOSPHAHEPTACOS-17-EN-1-AMINIUM+4-OXIDE'>OPC</scene>, <scene name='pdbligand=SQD:1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL'>SQD</scene>, <scene name='pdbligand=UMQ:UNDECYL-MALTOSIDE'>UMQ</scene></td></tr>
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<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=2zt9 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2zt9 OCA], [http://www.rcsb.org/pdb/explore.do?structureId=2zt9 RCSB], [http://www.ebi.ac.uk/pdbsum/2zt9 PDBsum]</span></td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2zt9 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2zt9 OCA], [https://pdbe.org/2zt9 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2zt9 RCSB], [https://www.ebi.ac.uk/pdbsum/2zt9 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2zt9 ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/PETM_NOSS1 PETM_NOSS1]] Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions (By similarity). [[http://www.uniprot.org/uniprot/CYF_NOSS1 CYF_NOSS1]] Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions (By similarity). [[http://www.uniprot.org/uniprot/PETG_NOSS1 PETG_NOSS1]] Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions. PetG is required for either the stability or assembly of the cytochrome b6-f complex (By similarity). [[http://www.uniprot.org/uniprot/PETD_NOSS1 PETD_NOSS1]] Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions (By similarity). [[http://www.uniprot.org/uniprot/PETN_NOSS1 PETN_NOSS1]] Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions (By similarity). [[http://www.uniprot.org/uniprot/CYB6_NOSS1 CYB6_NOSS1]] Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions (By similarity). [[http://www.uniprot.org/uniprot/UCRIA_NOSS1 UCRIA_NOSS1]] Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions (By similarity). [[http://www.uniprot.org/uniprot/PETL_NOSS1 PETL_NOSS1]] Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions. PetL is important for photoautotrophic growth as well as for electron transfer efficiency and stability of the cytochrome b6-f complex (By similarity).
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[https://www.uniprot.org/uniprot/CYB6_NOSS1 CYB6_NOSS1] Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions (By similarity).
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
Check<jmol>
<jmolCheckbox>
<jmolCheckbox>
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<scriptWhenChecked>select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/zt/2zt9_consurf.spt"</scriptWhenChecked>
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<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/zt/2zt9_consurf.spt"</scriptWhenChecked>
<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
<text>to colour the structure by Evolutionary Conservation</text>
<text>to colour the structure by Evolutionary Conservation</text>
</jmolCheckbox>
</jmolCheckbox>
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</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/chain_selection.php?pdb_ID=2ata ConSurf].
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</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=2zt9 ConSurf].
<div style="clear:both"></div>
<div style="clear:both"></div>
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>
</div>
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<div class="pdbe-citations 2zt9" style="background-color:#fffaf0;"></div>
==See Also==
==See Also==
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*[[Cytochrome f|Cytochrome f]]
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*[[Cytochrome b6|Cytochrome b6]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Anabaena 7120]]
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[[Category: Large Structures]]
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[[Category: Plastoquinol--plastocyanin reductase]]
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[[Category: Nostoc sp. PCC 7120 = FACHB-418]]
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[[Category: Craner, W A]]
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[[Category: Baniulis D]]
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[[Category: D., Baniulis]]
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[[Category: Craner WA]]
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[[Category: E., Yamashita]]
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[[Category: Yamashita E]]
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[[Category: 2fe-2s protein]]
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[[Category: Cytochrome b6f complex]]
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[[Category: Cytochrome f]]
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[[Category: Heme b]]
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[[Category: Photosynthesis]]
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Current revision

Crystal Structure of the Cytochrome b6f Complex from Nostoc sp. PCC 7120

PDB ID 2zt9

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