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    <admin>
        <current_status>
            <date>2019-04-17</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2018-05-30</deposition>
            <header_release>2018-08-22</header_release>
            <map_release>2019-02-20</map_release>
            <update>2019-04-17</update>
        </key_dates>
        <title>cryoEM structure of the lambdaN Transcription Antitermination Complex at 3.7 A resolution.</title>
        <authors_list>
            <author>Krupp F</author>
            <author>Spahn C</author>
        </authors_list>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Krupp F</author>
                    <author order="2">Said N</author>
                    <author order="3">Huang YH</author>
                    <author order="4">Loll B</author>
                    <author order="5">Burger J</author>
                    <author order="6">Mielke T</author>
                    <author order="7">Spahn CMT</author>
                    <author order="8">Wahl MC</author>
                    <title>Structural Basis for the Action of an All-Purpose Transcription Anti-termination Factor.</title>
                    <journal_abbreviation>Mol.Cell</journal_abbreviation>
                    <country>US</country>
                    <volume>74</volume>
                    <first_page>143</first_page>
                    <last_page>157.e5</last_page>
                    <year>2019</year>
                    <external_references type="PUBMED">30795892</external_references>
                    <external_references type="DOI">doi:10.1016/j.molcel.2019.01.016</external_references>
                    <external_references type="ISSN">1097-2765</external_references>
                    <external_references type="CSD">2168</external_references>
                    <external_references type="ASTM">MOCEFL</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
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            <emdb_reference>
                <emdb_id>EMD-0043</emdb_id>
                <relationship>
                    <other>associated EM volume</other>
                </relationship>
            </emdb_reference>
        </emdb_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>6gov</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Transcription Antitermination Complex</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Transcription Antitermination Complex</name>
                <parent>0</parent>
                <details>Consisting of bacterial RNA Polymerase, NusA, NusB, NusE, NusG, DNA, RNA and lambdaN</details>
                <natural_source database="NCBI">
                    <organism ncbi="562">Escherichia coli</organism>
                </natural_source>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <molecular_weight>
                    <theoretical units="MDa">0.5</theoretical>
                </molecular_weight>
            </complex_supramolecule>
        </supramolecule_list>
    </sample>
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        <structure_determination structure_determination_id="1">
            <method>singleParticle</method>
            <aggregation_state>particle</aggregation_state>
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                <single_particle_preparation preparation_id="1">
                    <buffer>
                        <ph>7.5</ph>
                        <component>
                            <concentration units="mM">10.0</concentration>
                            <formula>HEPES-NaOH</formula>
                            <name>HEPES-NaOH</name>
                        </component>
                        <component>
                            <concentration units="mM">50.0</concentration>
                            <formula>NaCl</formula>
                            <name>sodium chloride</name>
                        </component>
                        <component>
                            <concentration units="mM">1.0</concentration>
                            <formula>DTT</formula>
                            <name>DTT</name>
                        </component>
                    </buffer>
                    <grid>
                        <model>Quantifoil R2/4</model>
                        <material>COPPER/RHODIUM</material>
                        <mesh>300</mesh>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>HOLEY</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <atmosphere>OTHER</atmosphere>
                        </pretreatment>
                        <details>A thin carbon support film was placed over the holey carbon film.</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">75</chamber_humidity>
                        <chamber_temperature units="K">4</chamber_temperature>
                        <instrument>FEI VITROBOT MARK II</instrument>
                        <details />
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_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">300</acceleration_voltage>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <specialist_optics>
                        <energy_filter>
                            <name>GIF Quantum LS</name>
                            <slit_width units="eV">20</slit_width>
                        </energy_filter>
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                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K2 SUMMIT (4k x 4k)</film_or_detector_model>
                            <detector_mode>SUPER-RESOLUTION</detector_mode>
                            <digitization_details>
                                <frames_per_image>1-40</frames_per_image>
                            </digitization_details>
                            <number_grids_imaged>1</number_grids_imaged>
                            <average_exposure_time units="s">20.0</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">69.0</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </single_particle_microscopy>
            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
                <image_recording_id>1</image_recording_id>
                <particle_selection>
                    <number_selected>805023</number_selected>
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                <ctf_correction>
                    <software_list>
                        <software>
                            <name>SPHIRE</name>
                            <processing_details>CTER</processing_details>
                        </software>
                    </software_list>
                </ctf_correction>
                <final_reconstruction>
                    <number_classes_used>1</number_classes_used>
                    <applied_symmetry>
                        <point_group>C1</point_group>
                    </applied_symmetry>
                    <algorithm>FOURIER SPACE</algorithm>
                    <resolution res_type="BY AUTHOR" units="Å">3.7</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>SPHIRE</name>
                            <processing_details>sxmeridien</processing_details>
                        </software>
                    </software_list>
                    <number_images_used>708030</number_images_used>
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                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>SPHIRE</name>
                            <processing_details>sxmeridien</processing_details>
                        </software>
                    </software_list>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>SPHIRE</name>
                            <processing_details>sxmeridien</processing_details>
                        </software>
                    </software_list>
                </final_angle_assignment>
                <final_three_d_classification>
                    <software_list>
                        <software>
                            <name>SPARX</name>
                            <processing_details>own script</processing_details>
                        </software>
                    </software_list>
                </final_three_d_classification>
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    </structure_determination_list>
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        <file>emd_0043.map.gz</file>
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            <space_group>1</space_group>
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            <y>240</y>
            <z>240</z>
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            <a units="Å">324.0</a>
            <b units="Å">324.0</b>
            <c units="Å">324.0</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
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        <label>::::EMDATABANK.org::::EMD-0043::::</label>
        <annotation_details>cryoEM of the lambdaN Transcription Antitermination Complex, 3.7A map</annotation_details>
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    <interpretation>
        <modelling_list>
            <modelling>
                <refinement_protocol>RIGID BODY FIT</refinement_protocol>
                <target_criteria>Cross-correlation coefficient</target_criteria>
                <refinement_space>REAL</refinement_space>
                <overall_bvalue>97.430000000000007</overall_bvalue>
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                <file>emd_0043_msk_1.map</file>
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                    <a units="Å">324.0</a>
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                    <y units="Å">1.35</y>
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                <label>::::EMDATABANK.org::::EMD-0043::::</label>
                <annotation_details>cryoEM of the lambdaN Transcription Antitermination Complex, 2nd half map</annotation_details>
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                <file>emd_0043_half_map_1.map.gz</file>
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                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>240</col>
                    <row>240</row>
                    <sec>240</sec>
                </dimensions>
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                    <x>240</x>
                    <y>240</y>
                    <z>240</z>
                </spacing>
                <cell>
                    <a units="Å">324.0</a>
                    <b units="Å">324.0</b>
                    <c units="Å">324.0</c>
                    <alpha units="deg">90.0</alpha>
                    <beta units="deg">90.0</beta>
                    <gamma units="deg">90.0</gamma>
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                <axis_order>
                    <fast>X</fast>
                    <medium>Y</medium>
                    <slow>Z</slow>
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                <statistics>
                    <minimum>-0.015402886</minimum>
                    <maximum>0.05807875</maximum>
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                    <std>0.002778478</std>
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                <pixel_spacing>
                    <x units="Å">1.35</x>
                    <y units="Å">1.35</y>
                    <z units="Å">1.35</z>
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                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
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                </contour_list>
                <label>::::EMDATABANK.org::::EMD-0043::::</label>
                <annotation_details>cryoEM of the lambdaN Transcription Antitermination Complex, 1st half map</annotation_details>
            </half_map>
        </half_map_list>
    </interpretation>
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