1k9v: Difference between revisions

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[[Image:1k9v.png|left|200px]]


{{STRUCTURE_1k9v|  PDB=1k9v  |  SCENE=  }}
==Structural evidence for ammonia tunelling across the (beta-alpha)8-barrel of the imidazole glycerol phosphate synthase bienzyme complex==
 
<StructureSection load='1k9v' size='340' side='right'caption='[[1k9v]], [[Resolution|resolution]] 2.40&Aring;' scene=''>
===Structural evidence for ammonia tunelling across the (beta-alpha)8-barrel of the imidazole glycerol phosphate synthase bienzyme complex===
== Structural highlights ==
 
<table><tr><td colspan='2'>[[1k9v]] is a 1 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=1K9V OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1K9V FirstGlance]. <br>
{{ABSTRACT_PUBMED_11839304}}
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.4&#8491;</td></tr>
 
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=ACY:ACETIC+ACID'>ACY</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=1k9v FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1k9v OCA], [https://pdbe.org/1k9v PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1k9v RCSB], [https://www.ebi.ac.uk/pdbsum/1k9v PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1k9v ProSAT]</span></td></tr>
[[1k9v]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Thermotoga_maritima Thermotoga maritima]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1K9V OCA].  
</table>
 
== Function ==
==Reference==
[https://www.uniprot.org/uniprot/HIS5_THEMA HIS5_THEMA] IGPS catalyzes the conversion of PRFAR and glutamine to IGP, AICAR and glutamate. The HisH subunit provides the glutamine amidotransferase activity that produces the ammonia necessary to HisF for the synthesis of IGP and AICAR.[HAMAP-Rule:MF_00278]
<ref group="xtra">PMID:011839304</ref><references group="xtra"/>
== 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/k9/1k9v_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=1k9v ConSurf].
<div style="clear:both"></div>
__TOC__
</StructureSection>
[[Category: Large Structures]]
[[Category: Thermotoga maritima]]
[[Category: Thermotoga maritima]]
[[Category: Beismann-Driemeyer, S.]]
[[Category: Beismann-Driemeyer S]]
[[Category: Douangamath, A.]]
[[Category: Douangamath A]]
[[Category: Sterner, R.]]
[[Category: Sterner R]]
[[Category: Vega-Fernandez, M C.]]
[[Category: Vega-Fernandez MC]]
[[Category: Walker, M.]]
[[Category: Walker M]]
[[Category: Wilmanns, M.]]
[[Category: Wilmanns M]]
[[Category: Ammonia tunnel]]
[[Category: Glutaminase]]
[[Category: Imidazole glycerol phosphate synthase]]
[[Category: Transferase]]

Latest revision as of 16:25, 13 March 2024

Structural evidence for ammonia tunelling across the (beta-alpha)8-barrel of the imidazole glycerol phosphate synthase bienzyme complexStructural evidence for ammonia tunelling across the (beta-alpha)8-barrel of the imidazole glycerol phosphate synthase bienzyme complex

Structural highlights

1k9v is a 1 chain structure with sequence from Thermotoga maritima. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 2.4Å
Ligands:
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

HIS5_THEMA IGPS catalyzes the conversion of PRFAR and glutamine to IGP, AICAR and glutamate. The HisH subunit provides the glutamine amidotransferase activity that produces the ammonia necessary to HisF for the synthesis of IGP and AICAR.[HAMAP-Rule:MF_00278]

Evolutionary Conservation

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

1k9v, resolution 2.40Å

Drag the structure with the mouse to rotate

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OCA