3ui2

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==Crystal structure of the cpSRP54 tail bound to cpSRP43==
==Crystal structure of the cpSRP54 tail bound to cpSRP43==
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<StructureSection load='3ui2' size='340' side='right' caption='[[3ui2]], [[Resolution|resolution]] 3.18&Aring;' scene=''>
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<StructureSection load='3ui2' size='340' side='right'caption='[[3ui2]], [[Resolution|resolution]] 3.18&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[3ui2]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Arath Arath]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3UI2 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=3UI2 FirstGlance]. <br>
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<table><tr><td colspan='2'>[[3ui2]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Arath Arath]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3UI2 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3UI2 FirstGlance]. <br>
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</td></tr><tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[3deo|3deo]], [[3dep|3dep]]</td></tr>
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</td></tr><tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat"><div style='overflow: auto; max-height: 3em;'>[[3deo|3deo]], [[3dep|3dep]]</div></td></tr>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">At2g47450, CAO, CPSRP43, T30B22.25 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=3702 ARATH]), At5g03940, CPSRP54, F8F6_150, FFC ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=3702 ARATH])</td></tr>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">At2g47450, CAO, CPSRP43, T30B22.25 ([https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=3702 ARATH]), At5g03940, CPSRP54, F8F6_150, FFC ([https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=3702 ARATH])</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=3ui2 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3ui2 OCA], [http://pdbe.org/3ui2 PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=3ui2 RCSB], [http://www.ebi.ac.uk/pdbsum/3ui2 PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=3ui2 ProSAT]</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=3ui2 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3ui2 OCA], [https://pdbe.org/3ui2 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3ui2 RCSB], [https://www.ebi.ac.uk/pdbsum/3ui2 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3ui2 ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/SR43C_ARATH SR43C_ARATH]] Component of the chloroplast signal recognition particle pathway. Required for post-translational targeting of proteins into the tylakoid membrane but seems to be dispensable for co-translational targeting with a translating ribosome present. May be able to function independently of cpFTSY and FFC/cpSRP54 in targeting LHCPs to the thylakoids. Acts as a highly specific chaperone for LHCPs, preventing aggregation and being able to dissolve aggregates.<ref>PMID:9878634</ref> <ref>PMID:10480939</ref> <ref>PMID:15292240</ref> <ref>PMID:17513500</ref> <ref>PMID:20498370</ref> [[http://www.uniprot.org/uniprot/SR54C_ARATH SR54C_ARATH]] Involved in cotranslational and post-translational sorting of thylakoid proteins. Binds GTP specifically. Activates the GTPase activity of CPFTSY when bound together. Required for light-harvesting chlorophyll a/b-binding protein (LHCP) integration into thylakoids.<ref>PMID:10480939</ref> <ref>PMID:11356852</ref> <ref>PMID:17475780</ref> <ref>PMID:18633119</ref>
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[[https://www.uniprot.org/uniprot/SR43C_ARATH SR43C_ARATH]] Component of the chloroplast signal recognition particle pathway. Required for post-translational targeting of proteins into the tylakoid membrane but seems to be dispensable for co-translational targeting with a translating ribosome present. May be able to function independently of cpFTSY and FFC/cpSRP54 in targeting LHCPs to the thylakoids. Acts as a highly specific chaperone for LHCPs, preventing aggregation and being able to dissolve aggregates.<ref>PMID:9878634</ref> <ref>PMID:10480939</ref> <ref>PMID:15292240</ref> <ref>PMID:17513500</ref> <ref>PMID:20498370</ref> [[https://www.uniprot.org/uniprot/SR54C_ARATH SR54C_ARATH]] Involved in cotranslational and post-translational sorting of thylakoid proteins. Binds GTP specifically. Activates the GTPase activity of CPFTSY when bound together. Required for light-harvesting chlorophyll a/b-binding protein (LHCP) integration into thylakoids.<ref>PMID:10480939</ref> <ref>PMID:11356852</ref> <ref>PMID:17475780</ref> <ref>PMID:18633119</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: Arath]]
[[Category: Arath]]
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[[Category: Large Structures]]
[[Category: Holdermann, I]]
[[Category: Holdermann, I]]
[[Category: Sinning, I]]
[[Category: Sinning, I]]

Revision as of 07:36, 20 July 2022

Crystal structure of the cpSRP54 tail bound to cpSRP43

PDB ID 3ui2

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