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


{{STRUCTURE_1dfk|  PDB=1dfk  |  SCENE=  }}
==NUCLEOTIDE-FREE SCALLOP MYOSIN S1-NEAR RIGOR STATE==
 
<StructureSection load='1dfk' size='340' side='right'caption='[[1dfk]], [[Resolution|resolution]] 4.20&Aring;' scene=''>
===NUCLEOTIDE-FREE SCALLOP MYOSIN S1-NEAR RIGOR STATE===
== Structural highlights ==
 
<table><tr><td colspan='2'>[[1dfk]] is a 3 chain structure with sequence from [https://en.wikipedia.org/wiki/Argopecten_irradians Argopecten irradians]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1DFK OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1DFK FirstGlance]. <br>
{{ABSTRACT_PUBMED_11016966}}
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 4.2&#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></td></tr>
==About this Structure==
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1dfk FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1dfk OCA], [https://pdbe.org/1dfk PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1dfk RCSB], [https://www.ebi.ac.uk/pdbsum/1dfk PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1dfk ProSAT]</span></td></tr>
[[1dfk]] is a 3 chain structure of [[Myosin]] with sequence from [http://en.wikipedia.org/wiki/Argopecten_irradians Argopecten irradians]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1DFK OCA].  
</table>
== Function ==
[https://www.uniprot.org/uniprot/MYS_ARGIR MYS_ARGIR] Muscle contraction.  Myosin is a protein that binds to F-actin and has ATPase activity that is activated by F-actin.
== 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/df/1dfk_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=1dfk ConSurf].
<div style="clear:both"></div>


==See Also==
==See Also==
*[[Myosin|Myosin]]
*[[Myosin 3D Structures|Myosin 3D Structures]]
 
__TOC__
==Reference==
</StructureSection>
<ref group="xtra">PMID:011016966</ref><references group="xtra"/>
[[Category: Argopecten irradians]]
[[Category: Argopecten irradians]]
[[Category: Cohen, C.]]
[[Category: Large Structures]]
[[Category: Houdusse, A.]]
[[Category: Cohen C]]
[[Category: Szent-Gyorgyi, A G.]]
[[Category: Houdusse A]]
[[Category: Conformational change]]
[[Category: Szent-Gyorgyi AG]]
[[Category: Contractile protein]]
[[Category: Myosin motor]]
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