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[[Image:2hpc.jpg|left|200px]]<br /><applet load="2hpc" size="350" color="white" frame="true" align="right" spinBox="true"
caption="2hpc, resolution 2.9&Aring;" />
'''Crystal structure of fragment D from Human Fibrinogen Complexed with Gly-Pro-Arg-Pro-amide.'''<br />


==Disease==
==Crystal structure of fragment D from Human Fibrinogen Complexed with Gly-Pro-Arg-Pro-amide.==
Known diseases associated with this structure: Afibrinogenemia, congenital OMIM:[[http://www.ncbi.nlm.nih.gov/entrez/dispomim.cgi?id=134820 134820]], Afibrinogenemia, congenital OMIM:[[http://www.ncbi.nlm.nih.gov/entrez/dispomim.cgi?id=134830 134830]], Amyloidosis, hereditary renal OMIM:[[http://www.ncbi.nlm.nih.gov/entrez/dispomim.cgi?id=134820 134820]], Dysfibrinogenemia, alpha type, causing bleeding diathesis OMIM:[[http://www.ncbi.nlm.nih.gov/entrez/dispomim.cgi?id=134820 134820]], Dysfibrinogenemia, alpha type, causing recurrent thrombosis OMIM:[[http://www.ncbi.nlm.nih.gov/entrez/dispomim.cgi?id=134820 134820]], Dysfibrinogenemia, beta type OMIM:[[http://www.ncbi.nlm.nih.gov/entrez/dispomim.cgi?id=134830 134830]], Thrombophilia, dysfibrinogenemic OMIM:[[http://www.ncbi.nlm.nih.gov/entrez/dispomim.cgi?id=134830 134830]]
<StructureSection load='2hpc' size='340' side='right'caption='[[2hpc]], [[Resolution|resolution]] 2.90&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[2hpc]] is a 20 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2HPC OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2HPC 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]] 2.9&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=NAG:N-ACETYL-D-GLUCOSAMINE'>NAG</scene>, <scene name='pdbligand=NH2:AMINO+GROUP'>NH2</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=2hpc FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2hpc OCA], [https://pdbe.org/2hpc PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2hpc RCSB], [https://www.ebi.ac.uk/pdbsum/2hpc PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2hpc ProSAT]</span></td></tr>
</table>
== Disease ==
[https://www.uniprot.org/uniprot/FIBA_HUMAN FIBA_HUMAN] Defects in FGA are a cause of congenital afibrinogenemia (CAFBN) [MIM:[https://omim.org/entry/202400 202400]. This is a rare autosomal recessive disorder characterized by bleeding that varies from mild to severe and by complete absence or extremely low levels of plasma and platelet fibrinogen. Note=The majority of cases of afibrinogenemia are due to truncating mutations. Variations in position Arg-35 (the site of cleavage of fibrinopeptide a by thrombin) leads to alpha-dysfibrinogenemias. Defects in FGA are a cause of amyloidosis type 8 (AMYL8) [MIM:[https://omim.org/entry/105200 105200]; also known as systemic non-neuropathic amyloidosis or Ostertag-type amyloidosis. AMYL8 is a hereditary generalized amyloidosis due to deposition of apolipoprotein A1, fibrinogen and lysozyme amyloids. Viscera are particularly affected. There is no involvement of the nervous system. Clinical features include renal amyloidosis resulting in nephrotic syndrome, arterial hypertension, hepatosplenomegaly, cholestasis, petechial skin rash.<ref>PMID:8097946</ref>
== Function ==
[https://www.uniprot.org/uniprot/FIBA_HUMAN FIBA_HUMAN] Fibrinogen has a double function: yielding monomers that polymerize into fibrin and acting as a cofactor in platelet aggregation.
== 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/hp/2hpc_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=2hpc ConSurf].
<div style="clear:both"></div>


==About this Structure==
==See Also==
2HPC is a [http://en.wikipedia.org/wiki/Protein_complex Protein complex] structure of sequences from [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens] with <scene name='pdbligand=NDG:'>NDG</scene>, <scene name='pdbligand=NAG:'>NAG</scene>, <scene name='pdbligand=CA:'>CA</scene> and <scene name='pdbligand=NH2:'>NH2</scene> as [http://en.wikipedia.org/wiki/ligands ligands]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2HPC OCA].
*[[Fibrinogen|Fibrinogen]]
== References ==
<references/>
__TOC__
</StructureSection>
[[Category: Homo sapiens]]
[[Category: Homo sapiens]]
[[Category: Protein complex]]
[[Category: Large Structures]]
[[Category: Chen, A.]]
[[Category: Chen A]]
[[Category: Doolittle, R F.]]
[[Category: Doolittle RF]]
[[Category: Kollman, J M.]]
[[Category: Kollman JM]]
[[Category: Pandi, L.]]
[[Category: Pandi L]]
[[Category: CA]]
[[Category: NAG]]
[[Category: NDG]]
[[Category: NH2]]
[[Category: fibrin knob-hole interaction]]
 
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