This old version of Proteopedia is provided for student assignments while the new version is undergoing repairs. Content and edits done in this old version of Proteopedia after March 1, 2026 will eventually be lost when it is retired in about June of 2026.


Apply for new accounts at the new Proteopedia. Your logins will work in both the old and new versions.


2qxf

From Proteopedia

(Difference between revisions)
Jump to: navigation, search
(New page: 200px<br /><applet load="2qxf" size="350" color="white" frame="true" align="right" spinBox="true" caption="2qxf, resolution 1.50&Aring;" /> '''Product bound struct...)
Current revision (09:18, 21 February 2024) (edit) (undo)
 
(17 intermediate revisions not shown.)
Line 1: Line 1:
-
[[Image:2qxf.jpg|left|200px]]<br /><applet load="2qxf" size="350" color="white" frame="true" align="right" spinBox="true"
 
-
caption="2qxf, resolution 1.50&Aring;" />
 
-
'''Product bound structure of exonuclease I at 1.5 angstrom resolution'''<br />
 
-
==About this Structure==
+
==Product bound structure of exonuclease I at 1.5 angstrom resolution==
-
2QXF is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Escherichia_coli_k12 Escherichia coli k12] with <scene name='pdbligand=MG:'>MG</scene>, <scene name='pdbligand=NA:'>NA</scene> and <scene name='pdbligand=TMP:'>TMP</scene> as [http://en.wikipedia.org/wiki/ligands ligands]. Active as [http://en.wikipedia.org/wiki/Exodeoxyribonuclease_I Exodeoxyribonuclease I], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.1.11.1 3.1.11.1] Known structural/functional Sites: <scene name='pdbsite=AC1:Mg Binding Site For Residue A 2000'>AC1</scene>, <scene name='pdbsite=AC2:Mg Binding Site For Residue A 2001'>AC2</scene>, <scene name='pdbsite=AC3:Na Binding Site For Residue A 2002'>AC3</scene> and <scene name='pdbsite=AC4:Tmp Binding Site For Residue A 3000'>AC4</scene>. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2QXF OCA].
+
<StructureSection load='2qxf' size='340' side='right'caption='[[2qxf]], [[Resolution|resolution]] 1.50&Aring;' scene=''>
-
[[Category: Escherichia coli k12]]
+
== Structural highlights ==
-
[[Category: Exodeoxyribonuclease I]]
+
<table><tr><td colspan='2'>[[2qxf]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Escherichia_coli_K-12 Escherichia coli K-12]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2QXF OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2QXF FirstGlance]. <br>
-
[[Category: Single protein]]
+
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.5&#8491;</td></tr>
-
[[Category: Busam, R.D.]]
+
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene>, <scene name='pdbligand=TMP:THYMIDINE-5-PHOSPHATE'>TMP</scene></td></tr>
-
[[Category: MG]]
+
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2qxf FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2qxf OCA], [https://pdbe.org/2qxf PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2qxf RCSB], [https://www.ebi.ac.uk/pdbsum/2qxf PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2qxf ProSAT]</span></td></tr>
-
[[Category: NA]]
+
</table>
-
[[Category: TMP]]
+
== Function ==
-
[[Category: alpha-beta domain]]
+
[https://www.uniprot.org/uniprot/EX1_ECOLI EX1_ECOLI] Also functions as a DNA deoxyribophosphodiesterase that releases deoxyribose-phosphate moieties following the cleavage DNA at an apurinic/apyrimidinic (AP) site by either an AP endonuclease AP lyase.
-
[[Category: dna damage]]
+
== Evolutionary Conservation ==
-
[[Category: dna repair]]
+
[[Image:Consurf_key_small.gif|200px|right]]
-
[[Category: dnaq superfamily]]
+
Check<jmol>
-
[[Category: exonuclease]]
+
<jmolCheckbox>
-
[[Category: hydrolase]]
+
<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/qx/2qxf_consurf.spt"</scriptWhenChecked>
-
[[Category: nuclease]]
+
<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
-
[[Category: product bound structure]]
+
<text>to colour the structure by Evolutionary Conservation</text>
-
[[Category: sh3-like domain]]
+
</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=2qxf ConSurf].
 +
<div style="clear:both"></div>
-
''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Wed Jan 23 10:53:42 2008''
+
==See Also==
 +
*[[Exonuclease 3D structures|Exonuclease 3D structures]]
 +
__TOC__
 +
</StructureSection>
 +
[[Category: Escherichia coli K-12]]
 +
[[Category: Large Structures]]
 +
[[Category: Busam RD]]

Current revision

Product bound structure of exonuclease I at 1.5 angstrom resolution

PDB ID 2qxf

Drag the structure with the mouse to rotate

Proteopedia Page Contributors and Editors (what is this?)

OCA

Personal tools