1jxb: Difference between revisions

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


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==I53A, a point mutant of the cysteine-free variant of E. coli Rnase HI==
The line below this paragraph, containing "STRUCTURE_1jxb", creates the "Structure Box" on the page.
<StructureSection load='1jxb' size='340' side='right'caption='[[1jxb]], [[Resolution|resolution]] 1.60&Aring;' scene=''>
You may change the PDB parameter (which sets the PDB file loaded into the applet)
== Structural highlights ==
or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
<table><tr><td colspan='2'>[[1jxb]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1JXB OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1JXB FirstGlance]. <br>
or leave the SCENE parameter empty for the default display.
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.6&#8491;</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=1jxb FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1jxb OCA], [https://pdbe.org/1jxb PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1jxb RCSB], [https://www.ebi.ac.uk/pdbsum/1jxb PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1jxb ProSAT]</span></td></tr>
{{STRUCTURE_1jxb| PDB=1jxb |  SCENE= }}
</table>
== Function ==
[https://www.uniprot.org/uniprot/RNH_ECOLI RNH_ECOLI] Endonuclease that specifically degrades the RNA of RNA-DNA hybrids. RNase H participates in DNA replication; it helps to specify the origin of genomic replication by suppressing initiation at origins other than the oriC locus; along with the 5'-3' exonuclease of pol1, it removes RNA primers from the Okazaki fragments of lagging strand synthesis; and it defines the origin of replication for ColE1-type plasmids by specific cleavage of an RNA preprimer.[HAMAP-Rule:MF_00042]
== 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/jx/1jxb_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=1jxb ConSurf].
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===I53A, a point mutant of the cysteine-free variant of E. coli Rnase HI===
==See Also==
 
*[[Ribonuclease 3D structures|Ribonuclease 3D structures]]
 
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{{ABSTRACT_PUBMED_11847275}}
 
==About this Structure==
1JXB is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1JXB OCA].
 
==Reference==
Propagation of a single destabilizing mutation throughout the Escherichia coli ribonuclease HI native state., Spudich G, Lorenz S, Marqusee S, Protein Sci. 2002 Mar;11(3):522-8. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/11847275 11847275]
[[Category: Escherichia coli]]
[[Category: Escherichia coli]]
[[Category: Ribonuclease H]]
[[Category: Large Structures]]
[[Category: Single protein]]
[[Category: Lorenz S]]
[[Category: Lorenz, S.]]
[[Category: Marqusee S]]
[[Category: Marqusee, S.]]
[[Category: Spudich G]]
[[Category: Spudich, G.]]
[[Category: 4-helix bundle]]
[[Category: Mixed alpha/beta]]
 
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