7dox: Difference between revisions

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'''Unreleased structure'''


The entry 7dox is ON HOLD  until Dec 17 2022
==The structure of the Arabidopsis thaliana guanosine deaminase in complex with m7G==
<StructureSection load='7dox' size='340' side='right'caption='[[7dox]], [[Resolution|resolution]] 1.90&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[7dox]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Arabidopsis_thaliana Arabidopsis thaliana]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=7DOX OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=7DOX 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]] 1.9&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=MG7:7-METHYLGUANOSINE'>MG7</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</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=7dox FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=7dox OCA], [https://pdbe.org/7dox PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=7dox RCSB], [https://www.ebi.ac.uk/pdbsum/7dox PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=7dox ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/GSDA_ARATH GSDA_ARATH] Catalyzes the hydrolytic deamination of guanosine, producing xanthosine and ammonia. Deaminates exclusively guanosine and 2'-deoxyguanosine but no other aminated purines, pyrimidines, or pterines. Deamination of guanosine by GSDA is the only source of xanthosine production in Arabidopsis.<ref>PMID:24130159</ref>


Authors: Xie, W., Jia, Q., Zeng, H.
==See Also==
 
*[[Deaminase 3D structures|Deaminase 3D structures]]
Description: The structure of the Arabidopsis thaliana guanosine deaminase in complex with m7G
== References ==
[[Category: Unreleased Structures]]
<references/>
[[Category: Xie, W]]
__TOC__
[[Category: Jia, Q]]
</StructureSection>
[[Category: Zeng, H]]
[[Category: Arabidopsis thaliana]]
[[Category: Large Structures]]
[[Category: Jia Q]]
[[Category: Xie W]]
[[Category: Zeng H]]

Latest revision as of 19:37, 29 November 2023

The structure of the Arabidopsis thaliana guanosine deaminase in complex with m7GThe structure of the Arabidopsis thaliana guanosine deaminase in complex with m7G

Structural highlights

7dox is a 2 chain structure with sequence from Arabidopsis thaliana. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 1.9Å
Ligands:,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

GSDA_ARATH Catalyzes the hydrolytic deamination of guanosine, producing xanthosine and ammonia. Deaminates exclusively guanosine and 2'-deoxyguanosine but no other aminated purines, pyrimidines, or pterines. Deamination of guanosine by GSDA is the only source of xanthosine production in Arabidopsis.[1]

See Also

References

  1. Dahncke K, Witte CP. Plant purine nucleoside catabolism employs a guanosine deaminase required for the generation of xanthosine in Arabidopsis. Plant Cell. 2013 Oct;25(10):4101-9. doi: 10.1105/tpc.113.117184. Epub 2013 Oct, 15. PMID:24130159 doi:http://dx.doi.org/10.1105/tpc.113.117184

7dox, resolution 1.90Å

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OCA