1ioo: Difference between revisions

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


{{STRUCTURE_1ioo| PDB=1ioo | SCENE= }}
==CRYSTAL STRUCTURE OF NICOTIANA ALATA GEMETOPHYTIC SELF-INCOMPATIBILITY ASSOCIATED SF11-RNASE==
<StructureSection load='1ioo' size='340' side='right'caption='[[1ioo]], [[Resolution|resolution]] 1.55&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[1ioo]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Nicotiana_alata Nicotiana alata]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1IOO OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1IOO 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]] 1.55&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=BMA:BETA-D-MANNOSE'>BMA</scene>, <scene name='pdbligand=MAN:ALPHA-D-MANNOSE'>MAN</scene>, <scene name='pdbligand=NAG:N-ACETYL-D-GLUCOSAMINE'>NAG</scene>, <scene name='pdbligand=XYP:BETA-D-XYLOPYRANOSE'>XYP</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=1ioo FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1ioo OCA], [https://pdbe.org/1ioo PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1ioo RCSB], [https://www.ebi.ac.uk/pdbsum/1ioo PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1ioo ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/RNS11_NICAL RNS11_NICAL]
== 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/io/1ioo_consurf.spt"</scriptWhenChecked>
    <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.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=1ioo ConSurf].
<div style="clear:both"></div>
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
The crystal structure of Nicotiana alata (ornamental tobacco) S(F11)-RNase, an S-allelic glycoprotein associated with gametophytic self-incompatibility, was determined by X-ray diffraction at 1.55 A resolution. The protein has a tertiary structure typical of members of the RNase T(2) family as it consists of a variant of the (alpha+beta) fold and has eight helices and seven strands. A heptasaccharide moiety is also present, and amino acid residues that serve as the catalytic acid and base can be assigned to His32 and His91, respectively. Two "hypervariable" regions, known as HVa and HVb, are the proposed sites of S-allele discrimination during the self-incompatibility reaction, and in the S(F11)-RNase these are well separated from the active site. HVa and HVb are composed of a long, positively charged loop followed by a part of an alpha-helix and short, negatively charged alpha-helix, respectively. The S(F11)-RNase structure shows both regions are readily accessible to the solvent and hence could participate in the process of self/non-self discrimination between the S-RNase and an unknown pollen S-gene product(s) upon pollination.


===CRYSTAL STRUCTURE OF NICOTIANA ALATA GEMETOPHYTIC SELF-INCOMPATIBILITY ASSOCIATED SF11-RNASE===
The 1.55 A resolution structure of Nicotiana alata S(F11)-RNase associated with gametophytic self-incompatibility.,Ida K, Norioka S, Yamamoto M, Kumasaka T, Yamashita E, Newbigin E, Clarke AE, Sakiyama F, Sato M J Mol Biol. 2001 Nov 16;314(1):103-12. PMID:11724536<ref>PMID:11724536</ref>


{{ABSTRACT_PUBMED_11724536}}
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
 
</div>
==About this Structure==
<div class="pdbe-citations 1ioo" style="background-color:#fffaf0;"></div>
[[1ioo]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Nicotiana_alata Nicotiana alata]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1IOO OCA].


==See Also==
==See Also==
*[[Ribonuclease|Ribonuclease]]
*[[Ribonuclease 3D structures|Ribonuclease 3D structures]]
 
== References ==
==Reference==
<references/>
<ref group="xtra">PMID:011724536</ref><references group="xtra"/>
__TOC__
</StructureSection>
[[Category: Large Structures]]
[[Category: Nicotiana alata]]
[[Category: Nicotiana alata]]
[[Category: Ida, K.]]
[[Category: Ida K]]
[[Category: Kumasaka, T.]]
[[Category: Kumasaka T]]
[[Category: Norioka, S.]]
[[Category: Norioka S]]
[[Category: Sakiyama, F.]]
[[Category: Sakiyama F]]
[[Category: Sato, M.]]
[[Category: Sato M]]
[[Category: Yamamoto, M.]]
[[Category: Yamamoto M]]
[[Category: Yamashita, E.]]
[[Category: Yamashita E]]
[[Category: Hydrolase]]
[[Category: Self-incompatibility ribonuclease]]

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