View source for 1ixx

==CRYSTAL STRUCTURE OF COAGULATION FACTORS IX/X-BINDING PROTEIN (IX/X-BP) FROM VENOM OF HABU SNAKE WITH A HETERODIMER OF C-TYPE LECTIN DOMAINS==
<StructureSection load='1ixx' size='340' side='right' caption='[[1ixx]], [[Resolution|resolution]] 2.50&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[1ixx]] is a 6 chain structure with sequence from [http://en.wikipedia.org/wiki/Trimeresurus_flavoviridis Trimeresurus flavoviridis]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1IXX OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1IXX FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1ixx FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1ixx OCA], [http://www.rcsb.org/pdb/explore.do?structureId=1ixx RCSB], [http://www.ebi.ac.uk/pdbsum/1ixx PDBsum]</span></td></tr>
</table>
== Function ==
[[http://www.uniprot.org/uniprot/IXB_TRIFL IXB_TRIFL]] When linked to subunit A of IX/X-bp, anticoagulant protein which binds to the gamma-carboxyglutamic acid-domain regions of factors IX (F9) and factor X (10) in the presence of calcium with a 1 to 1 stoichiometry.<ref>PMID:2613688</ref> <ref>PMID:7925387</ref> <ref>PMID:8749314</ref>   When linked to subunit A of IX-bp, anticoagulant protein which binds to the gamma-carboxyglutamic acid-domain regions of factor IX (but not to factor X) in the presence of calcium with a 1 to 1 stoichiometry.<ref>PMID:2613688</ref> <ref>PMID:7925387</ref> <ref>PMID:8749314</ref>  
== 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/ix/1ixx_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/chain_selection.php?pdb_ID=2ata ConSurf].
<div style="clear:both"></div>
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== Publication Abstract from PubMed ==
Coagulation factors IX/X-binding protein is an intertwined dimer with a central loop projecting into the adjoining subunit. Excluding this loop, each subunit has a fold similar to rat mannose-binding protein.

Structure of coagulation factors IX/X-binding protein, a heterodimer of C-type lectin domains.,Mizuno H, Fujimoto Z, Koizumi M, Kano H, Atoda H, Morita T Nat Struct Biol. 1997 Jun;4(6):438-41. PMID:9187649<ref>PMID:9187649</ref>

From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>
== References ==
<references/>
__TOC__
</StructureSection>
[[Category: Trimeresurus flavoviridis]]
[[Category: Fujimoto, Z]]
[[Category: Kano, H]]
[[Category: Koizumi, M]]
[[Category: Mizuno, H]]
[[Category: C-type crd motif]]
[[Category: C-type lectin]]
[[Category: Coagulation factor binding]]
[[Category: Gla-domain binding]]
[[Category: Loop exchanged dimer]]