<emd emdb_id="EMD-5291" version="3.0.1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://github.com/emdb-empiar/emdb-schemas/blob/master/v3/v3_0_1_1/emdb_relaxed.xsd">
    <admin>
        <current_status>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2011-05-18</deposition>
            <header_release>2011-10-26</header_release>
            <map_release>2012-05-31</map_release>
            <update>2013-08-14</update>
        </key_dates>
        <title>Poliovirus 160S particle and C3 Fab complex at 11.1 Angstrom resolution</title>
        <authors_list>
            <author>Lin J</author>
            <author>Cheng N</author>
            <author>Hogle JM</author>
            <author>Steven AC</author>
            <author>Belnap DM</author>
        </authors_list>
        <keywords>poliovirus, antibody-antigen interactions, antibody-protein interactions, C3 antibody, fragment antibody-binding (Fab), picornavirus, virus-antibody interactions</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Lin J</author>
                    <author order="2">Cheng N</author>
                    <author order="3">Hogle JM</author>
                    <author order="4">Steven AC</author>
                    <author order="5">Belnap DM</author>
                    <title>Conformational shift of a major poliovirus antigen confirmed by immuno-cryogenic electron microscopy.</title>
                    <journal>J.IMMUNOL.</journal>
                    <volume>191</volume>
                    <first_page>884</first_page>
                    <last_page>891</last_page>
                    <year>2013</year>
                    <external_references type="PUBMED">23772035</external_references>
                    <external_references type="DOI">doi:10.4049/jimmunol.1202014</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>3j3o</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Poliovirus 160S particle and C3 Fab complex</name>
        <supramolecule_list>
            <sample_supramolecule supramolecule_id="1000">
                <name>Poliovirus 160S particle and C3 Fab complex</name>
                <oligomeric_state>160S particle icosahedral with Fab</oligomeric_state>
                <number_unique_components>2</number_unique_components>
            </sample_supramolecule>
            <virus_supramolecule supramolecule_id="1">
                <name>Human poliovirus 1 Mahoney</name>
                <sci_species_name ncbi="12081">Human poliovirus 1 Mahoney</sci_species_name>
                <sci_species_strain>Mahoney</sci_species_strain>
                <natural_host database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                    <synonym_organism>VERTEBRATES</synonym_organism>
                </natural_host>
                <host_system database="NCBI" />
                <virus_shell shell_id="1">
                    <diameter units="&#8491;">325</diameter>
                    <triangulation>1</triangulation>
                </virus_shell>
                <virus_type>VIRION</virus_type>
                <virus_isolate>STRAIN</virus_isolate>
                <virus_enveloped>false</virus_enveloped>
                <virus_empty>false</virus_empty>
            </virus_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name synonym="C3 Fab">C3 Fab</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <recombinant_exp_flag>false</recombinant_exp_flag>
                <recombinant_expression database="NCBI" />
                <sequence />
            </protein_or_peptide>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>singleParticle</method>
            <aggregation_state>particle</aggregation_state>
            <specimen_preparation_list>
                <single_particle_preparation preparation_id="1">
                    <buffer>
                        <ph>7.5</ph>
                        <details>20 mM Tris, 2 mM CaCl2</details>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <instrument>OTHER</instrument>
                        <details>Vitrification carried out in ambient atmosphere. Ethane cooled by liquid nitrogen.</details>
                        <method>Blotted manually before plunging</method>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI/PHILIPS CM200FEG</microscope>
                    <illumination_mode>FLOOD BEAM</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">120</acceleration_voltage>
                    <nominal_cs units="mm">2</nominal_cs>
                    <nominal_defocus_min units="&#181;m">0.73</nominal_defocus_min>
                    <nominal_defocus_max units="&#181;m">1.77</nominal_defocus_max>
                    <nominal_magnification>38000.0</nominal_magnification>
                    <calibrated_magnification>37587.0</calibrated_magnification>
                    <specimen_holder_model>GATAN LIQUID NITROGEN</specimen_holder_model>
                    <alignment_procedure>
                        <legacy>
                            <astigmatism>Bsoft</astigmatism>
                        </legacy>
                    </alignment_procedure>
                    <image_recording_list>
                        <image_recording>
                            <film_or_detector_model category="FILM">KODAK SO-163 FILM</film_or_detector_model>
                            <digitization_details>
                                <scanner>ZEISS SCAI</scanner>
                                <sampling_interval units="&#181;m">7</sampling_interval>
                            </digitization_details>
                            <number_real_images>12</number_real_images>
                            <average_electron_dose_per_image units="e/&#8491;^2">10</average_electron_dose_per_image>
                            <details>Defocal pairs were used.</details>
                            <bits_per_pixel>8.</bits_per_pixel>
                        </image_recording>
                    </image_recording_list>
                    <specimen_holder>Side entry liquid nitrogen-cooled cryo specimen holder</specimen_holder>
                    <tilt_angle_min>0</tilt_angle_min>
                    <tilt_angle_max>0</tilt_angle_max>
                </single_particle_microscopy>
            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
                <ctf_correction>
                    <details>CTF and decay correction of each particle</details>
                </ctf_correction>
                <final_reconstruction>
                    <algorithm>OTHER</algorithm>
                    <resolution res_type="BY AUTHOR" units="&#8491;">11.1</resolution>
                    <resolution_method>FSC 0.5 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>EM3DR2</name>
                        </software>
                    </software_list>
                    <details>Reconstruction computed from focal pairs. Pairs not summed for reconstruction calculation.</details>
                    <number_images_used>4184</number_images_used>
                </final_reconstruction>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="58866">
        <file>emd_5291.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>247</col>
            <row>247</row>
            <sec>247</sec>
        </dimensions>
        <origin>
            <col>-123</col>
            <row>-123</row>
            <sec>-123</sec>
        </origin>
        <spacing>
            <x>248</x>
            <y>248</y>
            <z>248</z>
        </spacing>
        <cell>
            <a units="&#8491;">452.352</a>
            <b units="&#8491;">452.352</b>
            <c units="&#8491;">452.352</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
        </cell>
        <axis_order>
            <fast>X</fast>
            <medium>Y</medium>
            <slow>Z</slow>
        </axis_order>
        <statistics>
            <minimum>-82.283203130000004</minimum>
            <maximum>276.944366460000026</maximum>
            <average>19.680618290000002</average>
            <std>51.859786990000003</std>
        </statistics>
        <pixel_spacing>
            <x units="&#8491;">1.824</x>
            <y units="&#8491;">1.824</y>
            <z units="&#8491;">1.824</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>45.600000000000001</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <annotation_details>This is a map of poliovirus 160S particle and C3 Fab complex.</annotation_details>
        <details>::::EMDATABANK.org::::EMD-5291::::</details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <access_code>1FPT</access_code>
                    <chain>
                        <chain_id>L</chain_id>
                    </chain>
                    <chain>
                        <chain_id>H</chain_id>
                    </chain>
                    <chain>
                        <chain_id>P</chain_id>
                    </chain>
                </initial_model>
                <refinement_protocol>RIGID BODY FIT</refinement_protocol>
                <software_list>
                    <software>
                        <name>CHARMM</name>
                    </software>
                </software_list>
                <details>PDBEntryID_givenInChain. Protocol: Rigid Body. Atomic coordinates for the C3 Fab (Nature Struct. Biol. 2, 232-243) (1FPT in Protein Data Bank) were first fitted manually (by eye) via UCSF Chimera package (Journal of Computational Chemistry 25, 1605-1612). Next, a core-weighted, rigid-body fitting algorithm, implemented in CHARRM (J Struct Biol 141, 63-76), was used to refine the fit.</details>
                <refinement_space>REAL</refinement_space>
            </modelling>
        </modelling_list>
    </interpretation>
</emd>