1bv4

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{{Seed}}
 
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[[Image:1bv4.png|left|200px]]
 
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==APO-MANNOSE-BINDING PROTEIN-C==
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The line below this paragraph, containing "STRUCTURE_1bv4", creates the "Structure Box" on the page.
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<StructureSection load='1bv4' size='340' side='right'caption='[[1bv4]], [[Resolution|resolution]] 1.85&Aring;' scene=''>
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You may change the PDB parameter (which sets the PDB file loaded into the applet)
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== Structural highlights ==
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or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
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<table><tr><td colspan='2'>[[1bv4]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Rattus_norvegicus Rattus norvegicus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1BV4 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1BV4 FirstGlance]. <br>
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</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.85&#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=1bv4 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1bv4 OCA], [https://pdbe.org/1bv4 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1bv4 RCSB], [https://www.ebi.ac.uk/pdbsum/1bv4 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1bv4 ProSAT]</span></td></tr>
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{{STRUCTURE_1bv4| PDB=1bv4 | SCENE= }}
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/MBL2_RAT MBL2_RAT] Calcium-dependent lectin involved in innate immune defense. Binds mannose, fucose and N-acetylglucosamine on different microorganisms and activates the lectin complement pathway. Binds to late apoptotic cells, as well as to apoptotic blebs and to necrotic cells, but not to early apoptotic cells, facilitating their uptake by macrophages (By similarity).
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== Evolutionary Conservation ==
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[[Image:Consurf_key_small.gif|200px|right]]
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Check<jmol>
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<jmolCheckbox>
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<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/bv/1bv4_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.spt</scriptWhenUnchecked>
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<text>to colour the structure by Evolutionary Conservation</text>
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</jmolCheckbox>
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</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=1bv4 ConSurf].
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<div style="clear:both"></div>
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<div style="background-color:#fffaf0;">
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== Publication Abstract from PubMed ==
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C-type animal lectins are a diverse family of proteins which mediate cell-surface carbohydrate-recognition events through a conserved carbohydrate-recognition domain (CRD). Most members of this family possess a carbohydrate-binding activity that depends strictly on the binding of Ca2+ at two sites, designated 1 and 2, in the CRD. The structural transitions associated with Ca2+ binding in C-type lectins have been investigated by determining high-resolution crystal structures of rat serum mannose-binding protein (MBP) bound to one Ho3+ in place of Ca2+, and the apo form of rat liver MBP. The removal of Ca2+ does not affect the core structure of the CRD, but dramatic conformational changes occur in the loops. The most significant structural change in the absence of Ca2+ is the isomerization of a cis-peptide bond preceding a conserved proline residue in Ca2+ site 2. This bond adopts the cis conformation in all Ca2+-bound structures, whereas both cis and trans conformations are observed in the absence of Ca2+. The pattern of structural changes in the three loops that interact with Ca2+ is dictated in large part by the conformation of the prolyl peptide bond. The highly conserved nature of Ca2+ site 2 suggests that the transitions observed in MBPs are general features of Ca2+ binding in C-type lectins.
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===APO-MANNOSE-BINDING PROTEIN-C===
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Ca2+-dependent structural changes in C-type mannose-binding proteins.,Ng KK, Park-Snyder S, Weis WI Biochemistry. 1998 Dec 22;37(51):17965-76. PMID:9922165<ref>PMID:9922165</ref>
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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</div>
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The line below this paragraph, {{ABSTRACT_PUBMED_9922165}}, adds the Publication Abstract to the page
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<div class="pdbe-citations 1bv4" style="background-color:#fffaf0;"></div>
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(as it appears on PubMed at http://www.pubmed.gov), where 9922165 is the PubMed ID number.
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== References ==
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<references/>
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{{ABSTRACT_PUBMED_9922165}}
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__TOC__
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</StructureSection>
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==About this Structure==
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[[Category: Large Structures]]
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1BV4 is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Rattus_norvegicus Rattus norvegicus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1BV4 OCA].
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==Reference==
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Ca2+-dependent structural changes in C-type mannose-binding proteins., Ng KK, Park-Snyder S, Weis WI, Biochemistry. 1998 Dec 22;37(51):17965-76. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/9922165 9922165]
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[[Category: Rattus norvegicus]]
[[Category: Rattus norvegicus]]
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[[Category: Single protein]]
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[[Category: Ng KK-S]]
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[[Category: Ng, K K.S.]]
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[[Category: Weis WI]]
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[[Category: Weis, W I.]]
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[[Category: C-type lectin]]
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[[Category: Calcium-binding protein]]
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[[Category: Collectin]]
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Mon Jun 30 19:46:02 2008''
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APO-MANNOSE-BINDING PROTEIN-C

PDB ID 1bv4

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