1bnr: Difference between revisions

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


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==BARNASE==
The line below this paragraph, containing "STRUCTURE_1bnr", creates the "Structure Box" on the page.
<StructureSection load='1bnr' size='340' side='right'caption='[[1bnr]]' 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'>[[1bnr]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Bacillus_amyloliquefaciens Bacillus amyloliquefaciens]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1BNR OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1BNR 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">Solution NMR</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=1bnr FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1bnr OCA], [https://pdbe.org/1bnr PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1bnr RCSB], [https://www.ebi.ac.uk/pdbsum/1bnr PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1bnr ProSAT]</span></td></tr>
{{STRUCTURE_1bnr|  PDB=1bnr  |  SCENE=  }}
</table>
== Function ==
[https://www.uniprot.org/uniprot/RNBR_BACAM RNBR_BACAM] Hydrolyzes phosphodiester bonds in RNA, poly- and oligoribonucleotides resulting in 3'-nucleoside monophosphates via 2',3'-cyclophosphate intermediates.
== 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/bn/1bnr_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=1bnr ConSurf].
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<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
The solution conformation of the ribonuclease barnase has been determined by using 1H nuclear magnetic resonance (NMR) spectroscopy. The 20 structures were calculated by using 853 interproton distance restraints obtained from analyses of two-dimensional nuclear Overhauser spectra, 72 phi and 53 chi 1 torsion angle restraints, and 17 hydrogen-bond distance restraints. The calculated structures contain two alpha-helices (residues 6-18 and 26-34) and a five-stranded antiparallel beta-sheet (residues 50-55, 70-75, 85-91, 94-101, and 105-108). The core of the protein is formed by the packing of one of the alpha-helices (residues 6-18) onto the beta-sheet. The average RMS deviation between the calculated structures and the mean structure is 1.11 A for the backbone atoms and 1.75 A for all atoms. The protein is least well-defined in the N-terminal region and in three large loops. When these regions are excluded, the average RMS deviation between the calculated structures and the mean structure for residues 5-34, 50-56, 71-76, 85-109 is 0.62 A for the backbone atoms and 1.0 A for all atoms. The NMR-derived structure has been compared with the crystal structure of barnase [Mauguen et al. (1982) Nature (London) 297, 162-164].


===BARNASE===
Determination of the three-dimensional solution structure of barnase using nuclear magnetic resonance spectroscopy.,Bycroft M, Ludvigsen S, Fersht AR, Poulsen FM Biochemistry. 1991 Sep 3;30(35):8697-701. PMID:1888730<ref>PMID:1888730</ref>


From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>
<div class="pdbe-citations 1bnr" style="background-color:#fffaf0;"></div>


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==See Also==
The line below this paragraph, {{ABSTRACT_PUBMED_1888730}}, adds the Publication Abstract to the page
*[[Barnase 3D structures|Barnase 3D structures]]
(as it appears on PubMed at http://www.pubmed.gov), where 1888730 is the PubMed ID number.
*[[Ribonuclease 3D structures|Ribonuclease 3D structures]]
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== References ==
{{ABSTRACT_PUBMED_1888730}}
<references/>
 
__TOC__
==About this Structure==
</StructureSection>
1BNR is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Bacillus_amyloliquefaciens Bacillus amyloliquefaciens]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1BNR OCA].
 
==Reference==
Determination of the three-dimensional solution structure of barnase using nuclear magnetic resonance spectroscopy., Bycroft M, Ludvigsen S, Fersht AR, Poulsen FM, Biochemistry. 1991 Sep 3;30(35):8697-701. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/1888730 1888730]
[[Category: Bacillus amyloliquefaciens]]
[[Category: Bacillus amyloliquefaciens]]
[[Category: Single protein]]
[[Category: Large Structures]]
[[Category: Bycroft, M.]]
[[Category: Bycroft M]]
[[Category: Microbial ribonuclease]]
 
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