4ixr: Difference between revisions

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[[Image:4ixr.png|left|200px]]
{{STRUCTURE_4ixr|  PDB=4ixr  |  SCENE=  }}  
{{STRUCTURE_4ixr|  PDB=4ixr  |  SCENE=  }}  
===RT fs X-ray diffraction of Photosystem II, first illuminated state===
===RT fs X-ray diffraction of Photosystem II, first illuminated state===
{{ABSTRACT_PUBMED_23413188}}


{{ABSTRACT_PUBMED_23413188}}
==Function==
[[http://www.uniprot.org/uniprot/PSBF_THEEB PSBF_THEEB]] This b-type cytochrome is tightly associated with the reaction center of photosystem II and possibly is part of the water-oxidation complex (By similarity).[HAMAP-Rule:MF_00643] [[http://www.uniprot.org/uniprot/PSBL_THEEB PSBL_THEEB]] Required for PSII activity (By similarity). [[http://www.uniprot.org/uniprot/PSBJ_THEEB PSBJ_THEEB]] This protein is a component of the reaction center of photosystem II (By similarity). [[http://www.uniprot.org/uniprot/YCF12_THEEB YCF12_THEEB]] A core subunit of photosystem II (PSII).[HAMAP-Rule:MF_01329] [[http://www.uniprot.org/uniprot/PSBU_THEEB PSBU_THEEB]] Stabilizes the structure of photosystem II oxygen-evolving complex (OEC), the ion environment of oxygen evolution and protects the OEC against heat-induced inactivation (By similarity).[HAMAP-Rule:MF_00589] [[http://www.uniprot.org/uniprot/PSBT_THEEB PSBT_THEEB]] Seems to play a role in the dimerization of PSII.<ref>PMID:15653799</ref>  [[http://www.uniprot.org/uniprot/PSBI_THEEB PSBI_THEEB]] This protein is a component of the reaction center of photosystem II.[HAMAP-Rule:MF_01316] [[http://www.uniprot.org/uniprot/PSBA1_THEEB PSBA1_THEEB]] This is one of the two reaction center proteins of photosystem II. [[http://www.uniprot.org/uniprot/PSBX_THEEB PSBX_THEEB]] Involved in the binding and/or turnover of quinones at the Q(B) site of Photosystem II.<ref>PMID:11230572</ref>  [[http://www.uniprot.org/uniprot/PSBZ_THEEB PSBZ_THEEB]] Controls the interaction of photosystem II (PSII) cores with the light-harvesting antenna. May also aid in binding of PsbK, Ycf12 and the oxygen-evolving complex to PSII, at least in vitro.<ref>PMID:17967798</ref>  [[http://www.uniprot.org/uniprot/PSBK_THEEB PSBK_THEEB]] This protein is a component of the reaction center of photosystem II.[HAMAP-Rule:MF_00441] [[http://www.uniprot.org/uniprot/PSBO_THEEB PSBO_THEEB]] MSP binds to a putative Mn-binding protein and keeps 2 of the 4 Mn-atoms associated with PSII (By similarity). [[http://www.uniprot.org/uniprot/CY550_THEEB CY550_THEEB]] Low-potential cytochrome c that plays a role in the oxygen-evolving complex of photosystem II. It is not essential for growth under normal conditions but is required under low CO(2) concentrations.[HAMAP-Rule:MF_01378] [[http://www.uniprot.org/uniprot/PSBE_THEEB PSBE_THEEB]] This b-type cytochrome is tightly associated with the reaction center of photosystem II and possibly is part of the water-oxidation complex.[HAMAP-Rule:MF_00642]


==About this Structure==
==About this Structure==
[[4ixr]] is a 40 chain structure with sequence from [http://en.wikipedia.org/wiki/Thermosynechococcus_elongatus Thermosynechococcus elongatus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4IXR OCA].  
[[4ixr]] is a 40 chain structure with sequence from [http://en.wikipedia.org/wiki/Thermosynechococcus_elongatus Thermosynechococcus elongatus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4IXR OCA].  
==Reference==
<references group="xtra"/><references/>
[[Category: Photosystem II]]
[[Category: Photosystem II]]
[[Category: Thermosynechococcus elongatus]]
[[Category: Thermosynechococcus elongatus]]

Revision as of 09:53, 8 May 2013

Template:STRUCTURE 4ixr

RT fs X-ray diffraction of Photosystem II, first illuminated stateRT fs X-ray diffraction of Photosystem II, first illuminated state

Template:ABSTRACT PUBMED 23413188

FunctionFunction

[PSBF_THEEB] This b-type cytochrome is tightly associated with the reaction center of photosystem II and possibly is part of the water-oxidation complex (By similarity).[HAMAP-Rule:MF_00643] [PSBL_THEEB] Required for PSII activity (By similarity). [PSBJ_THEEB] This protein is a component of the reaction center of photosystem II (By similarity). [YCF12_THEEB] A core subunit of photosystem II (PSII).[HAMAP-Rule:MF_01329] [PSBU_THEEB] Stabilizes the structure of photosystem II oxygen-evolving complex (OEC), the ion environment of oxygen evolution and protects the OEC against heat-induced inactivation (By similarity).[HAMAP-Rule:MF_00589] [PSBT_THEEB] Seems to play a role in the dimerization of PSII.[1] [PSBI_THEEB] This protein is a component of the reaction center of photosystem II.[HAMAP-Rule:MF_01316] [PSBA1_THEEB] This is one of the two reaction center proteins of photosystem II. [PSBX_THEEB] Involved in the binding and/or turnover of quinones at the Q(B) site of Photosystem II.[2] [PSBZ_THEEB] Controls the interaction of photosystem II (PSII) cores with the light-harvesting antenna. May also aid in binding of PsbK, Ycf12 and the oxygen-evolving complex to PSII, at least in vitro.[3] [PSBK_THEEB] This protein is a component of the reaction center of photosystem II.[HAMAP-Rule:MF_00441] [PSBO_THEEB] MSP binds to a putative Mn-binding protein and keeps 2 of the 4 Mn-atoms associated with PSII (By similarity). [CY550_THEEB] Low-potential cytochrome c that plays a role in the oxygen-evolving complex of photosystem II. It is not essential for growth under normal conditions but is required under low CO(2) concentrations.[HAMAP-Rule:MF_01378] [PSBE_THEEB] This b-type cytochrome is tightly associated with the reaction center of photosystem II and possibly is part of the water-oxidation complex.[HAMAP-Rule:MF_00642]

About this StructureAbout this Structure

4ixr is a 40 chain structure with sequence from Thermosynechococcus elongatus. Full crystallographic information is available from OCA.

ReferenceReference

  1. ↑ Iwai M, Katoh H, Katayama M, Ikeuchi M. PSII-Tc protein plays an important role in dimerization of photosystem II. Plant Cell Physiol. 2004 Dec;45(12):1809-16. PMID:15653799 doi:45/12/1809
  2. ↑ Katoh H, Ikeuchi M. Targeted disruption of psbX and biochemical characterization of photosystem II complex in the thermophilic cyanobacterium Synechococcus elongatus. Plant Cell Physiol. 2001 Feb;42(2):179-88. PMID:11230572
  3. ↑ Iwai M, Suzuki T, Dohmae N, Inoue Y, Ikeuchi M. Absence of the PsbZ subunit prevents association of PsbK and Ycf12 with the PSII complex in the thermophilic cyanobacterium Thermosynechococcus elongatus BP-1. Plant Cell Physiol. 2007 Dec;48(12):1758-63. Epub 2007 Oct 28. PMID:17967798 doi:pcm148

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