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The | ==Crystal structure of Thermotoga maritima ribosome biogenesis GTP-binding protein EngB (YsxC/YihA) in complex with GDP== | ||
<StructureSection load='3pqc' size='340' side='right'caption='[[3pqc]], [[Resolution|resolution]] 1.90Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[3pqc]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Thermotoga_maritima Thermotoga maritima]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3PQC OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3PQC FirstGlance]. <br> | |||
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.9Å</td></tr> | |||
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=GDP:GUANOSINE-5-DIPHOSPHATE'>GDP</scene>, <scene name='pdbligand=PEG:DI(HYDROXYETHYL)ETHER'>PEG</scene></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=3pqc FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3pqc OCA], [https://pdbe.org/3pqc PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3pqc RCSB], [https://www.ebi.ac.uk/pdbsum/3pqc PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3pqc ProSAT]</span></td></tr> | |||
</table> | |||
== Function == | |||
[https://www.uniprot.org/uniprot/ENGB_THEMA ENGB_THEMA] Necessary for normal cell division and for the maintenance of normal septation (By similarity). | |||
<div style="background-color:#fffaf0;"> | |||
== Publication Abstract from PubMed == | |||
YsxC belongs to the YihA family of TRAFAC class GTPases. The protein is involved in the biogenesis of ribosomes and is essential for the survival of a wide range of bacteria. Here, crystal structures of YsxC from Thermotoga maritima and its complex with GDP were determined at maximal resolutions of 2.3 and 1.9 A, respectively. Major structural differences are observed in the switch I region, which is disordered in the apo form but exists in both an `open' and a `closed' conformation in the GDP-bound state. A comparison with the structure of the GMPPNP-YsxC complex from Bacillus subtilis provides insights into the mechanism of conformational change in the switch I and II regions upon hydrolysis of GTP. | |||
Structure of an essential GTPase, YsxC, from Thermotoga maritima.,Chan KH, Wong KB Acta Crystallogr Sect F Struct Biol Cryst Commun. 2011 Jun 1;67(Pt, 6):640-6. Epub 2011 May 24. PMID:21636901<ref>PMID:21636901</ref> | |||
From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |||
</div> | |||
<div class="pdbe-citations 3pqc" style="background-color:#fffaf0;"></div> | |||
== References == | |||
<references/> | |||
__TOC__ | |||
</StructureSection> | |||
[[Category: Large Structures]] | |||
[[Category: Thermotoga maritima]] | |||
[[Category: Chan KH]] | |||
[[Category: Wong KB]] | |||
Latest revision as of 20:07, 1 November 2023
Crystal structure of Thermotoga maritima ribosome biogenesis GTP-binding protein EngB (YsxC/YihA) in complex with GDPCrystal structure of Thermotoga maritima ribosome biogenesis GTP-binding protein EngB (YsxC/YihA) in complex with GDP
Structural highlights
FunctionENGB_THEMA Necessary for normal cell division and for the maintenance of normal septation (By similarity). Publication Abstract from PubMedYsxC belongs to the YihA family of TRAFAC class GTPases. The protein is involved in the biogenesis of ribosomes and is essential for the survival of a wide range of bacteria. Here, crystal structures of YsxC from Thermotoga maritima and its complex with GDP were determined at maximal resolutions of 2.3 and 1.9 A, respectively. Major structural differences are observed in the switch I region, which is disordered in the apo form but exists in both an `open' and a `closed' conformation in the GDP-bound state. A comparison with the structure of the GMPPNP-YsxC complex from Bacillus subtilis provides insights into the mechanism of conformational change in the switch I and II regions upon hydrolysis of GTP. Structure of an essential GTPase, YsxC, from Thermotoga maritima.,Chan KH, Wong KB Acta Crystallogr Sect F Struct Biol Cryst Commun. 2011 Jun 1;67(Pt, 6):640-6. Epub 2011 May 24. PMID:21636901[1] From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine. References
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