<emd emdb_id="EMD-2901" 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>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2015-02-17</deposition>
            <header_release>2015-03-11</header_release>
            <map_release>2015-11-11</map_release>
            <update>2016-06-29</update>
        </key_dates>
        <title>Cryo electron tomography of Naip5/Nlrc4 inflammasome</title>
        <authors_list>
            <author>Diebolder CA</author>
            <author>Halff EF</author>
            <author>Koster AJ</author>
            <author>Huizinga EG</author>
            <author>Koning RI</author>
        </authors_list>
        <keywords>NLRs, NAIP5, NLRC4, inflammasome</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Diebolder CA</author>
                    <author order="2">Halff EF</author>
                    <author order="3">Koster AJ</author>
                    <author order="4">Huizinga EG</author>
                    <author order="5">Koning RI</author>
                    <title>Cryoelectron tomography of the NAIP5/NLRC4 inflammasome: implications for NLR activation</title>
                    <journal>STRUCTURE</journal>
                    <volume>23</volume>
                    <first_page>2349</first_page>
                    <last_page>2357</last_page>
                    <year>2015</year>
                    <external_references type="PUBMED">26585513</external_references>
                    <external_references type="DOI">doi:10.1016/J.STR.2015.10.001</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>5aj2</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>NAIP5/NLRC4/FliC-D0L multimer</name>
        <supramolecule_list>
            <sample_supramolecule supramolecule_id="1000">
                <name>NAIP5/NLRC4/FliC-D0L multimer</name>
                <details>NLRC4 is the main compound within the complex</details>
                <oligomeric_state>multimer</oligomeric_state>
                <number_unique_components>3</number_unique_components>
            </sample_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name synonym="NLRC4">NLR family CARD domain-containing protein 4</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                    <synonym_organism>mouse</synonym_organism>
                </natural_source>
                <oligomeric_state>multimer</oligomeric_state>
                <recombinant_exp_flag>true</recombinant_exp_flag>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                    <recombinant_cell>HEK293E</recombinant_cell>
                    <recombinant_plasmid>pUPE</recombinant_plasmid>
                </recombinant_expression>
                <sequence>
                    <external_references type="UNIPROTKB">Q3UP24</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name synonym="NAIP5">Baculoviral IAP repeat-containing protein 5</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                    <synonym_organism>mouse</synonym_organism>
                </natural_source>
                <oligomeric_state>multimer</oligomeric_state>
                <recombinant_exp_flag>true</recombinant_exp_flag>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                    <recombinant_cell>HEK293E</recombinant_cell>
                    <recombinant_plasmid>pUPE</recombinant_plasmid>
                </recombinant_expression>
                <sequence>
                    <external_references type="UNIPROTKB">Q9R016</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name synonym="FliC-D0L">Flagellin</name>
                <natural_source database="NCBI">
                    <organism ncbi="90371">Salmonella enterica subsp. enterica serovar Typhimurium</organism>
                </natural_source>
                <oligomeric_state>multimer</oligomeric_state>
                <recombinant_exp_flag>true</recombinant_exp_flag>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                    <recombinant_cell>HEK293E</recombinant_cell>
                    <recombinant_plasmid>pUPE</recombinant_plasmid>
                </recombinant_expression>
                <sequence>
                    <external_references type="UNIPROTKB">Q66PQ5</external_references>
                </sequence>
            </protein_or_peptide>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>subtomogramAveraging</method>
            <aggregation_state>helicalArray</aggregation_state>
            <specimen_preparation_list>
                <subtomogram_averaging_preparation preparation_id="1">
                    <concentration units="mg/mL">1.2</concentration>
                    <buffer>
                        <ph>7.5</ph>
                        <details>100 mM NaCl, 20 mM HEPES, 2mM Benzamidin, 2mM DTT</details>
                    </buffer>
                    <grid>
                        <details>glow discharged Cu 200 mesh quantifoil</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE-PROPANE MIXTURE</cryogen_name>
                        <chamber_humidity units="percentage">95</chamber_humidity>
                        <instrument>LEICA EM GP</instrument>
                        <method>3 seconds blotting</method>
                    </vitrification>
                </subtomogram_averaging_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <subtomogram_averaging_microscopy microscopy_id="1">
                    <microscope>FEI TITAN KRIOS</microscope>
                    <illumination_mode>FLOOD BEAM</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">200</acceleration_voltage>
                    <nominal_defocus_min units="&#181;m">6.5</nominal_defocus_min>
                    <nominal_defocus_max units="&#181;m">7.5</nominal_defocus_max>
                    <nominal_magnification>18000.0</nominal_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <specialist_optics>
                        <energy_filter>
                            <name>GATAN quantum</name>
                            <lower_energy_threshold units="eV">0.0</lower_energy_threshold>
                            <upper_energy_threshold units="eV">50.0</upper_energy_threshold>
                        </energy_filter>
                    </specialist_optics>
                    <date>2013-05-21</date>
                    <image_recording_list>
                        <image_recording>
                            <film_or_detector_model category="CCD">GATAN ULTRASCAN 4000 (4k x 4k)</film_or_detector_model>
                            <number_real_images>67</number_real_images>
                            <average_electron_dose_per_image units="e/&#8491;^2">100</average_electron_dose_per_image>
                            <details>16 single axis tilt series</details>
                            <bits_per_pixel>16.</bits_per_pixel>
                        </image_recording>
                    </image_recording_list>
                    <tilt_series>
                        <axis1>
                            <min_angle units="deg">-66</min_angle>
                            <max_angle units="deg">66</max_angle>
                        </axis1>
                    </tilt_series>
                </subtomogram_averaging_microscopy>
            </microscopy_list>
            <subtomogram_averaging_processing image_processing_id="1">
                <details>filaments were traced by hand along the outer rim, resulting in an initial protomer model.</details>
                <final_reconstruction>
                    <applied_symmetry>
                        <helical_parameters>
                            <delta_z units="&#8491;">5.57</delta_z>
                            <delta_phi units="deg">30.9</delta_phi>
                            <axial_symmetry>C1</axial_symmetry>
                        </helical_parameters>
                    </applied_symmetry>
                    <algorithm>OTHER</algorithm>
                    <resolution res_type="BY AUTHOR" units="&#8491;">40.0</resolution>
                    <resolution_method>OTHER</resolution_method>
                    <software_list>
                        <software>
                            <name>IMOD, PEET</name>
                        </software>
                    </software_list>
                    <number_subtomograms_used>50</number_subtomograms_used>
                </final_reconstruction>
                <ctf_correction>
                    <details>TOMOCTF</details>
                </ctf_correction>
            </subtomogram_averaging_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="3908">
        <file>emd_2901.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>100</col>
            <row>100</row>
            <sec>100</sec>
        </dimensions>
        <origin>
            <col>-4</col>
            <row>0</row>
            <sec>10</sec>
        </origin>
        <spacing>
            <x>100</x>
            <y>100</y>
            <z>100</z>
        </spacing>
        <cell>
            <a units="&#8491;">546.3</a>
            <b units="&#8491;">546.3</b>
            <c units="&#8491;">546.3</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>0.0</minimum>
            <maximum>255.0</maximum>
            <average>16.017105099999998</average>
            <std>46.346935270000003</std>
        </statistics>
        <pixel_spacing>
            <x units="&#8491;">5.463</x>
            <y units="&#8491;">5.463</y>
            <z units="&#8491;">5.463</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>175.0</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <annotation_details>sub tomogram average of NAIP5/NLRC4 polymer</annotation_details>
        <details>::::EMDATABANK.org::::EMD-2901::::</details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <access_code>4KXF</access_code>
                </initial_model>
                <refinement_protocol>RIGID BODY FIT</refinement_protocol>
                <software_list>
                    <software>
                        <name>SITUS</name>
                    </software>
                </software_list>
                <details>SITUS collage was used for simultaneous multi fragment refinement of symmetry related NLRC4 monomers. Each NLR constisted of 3 rigid bodies: LRR, NBD-HDI and WHD-HD2. CARD was excluded because it did not follow identical helical symmetry</details>
                <refinement_space>REAL</refinement_space>
            </modelling>
        </modelling_list>
        <figure_list>
            <figure>
                <file>emd_2901.png</file>
            </figure>
        </figure_list>
    </interpretation>
</emd>