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    <admin>
        <current_status>
            <date>2024-12-04</date>
            <code>REL</code>
            <processing_site>PDBj</processing_site>
        </current_status>
        <sites>
            <deposition>PDBj</deposition>
            <last_processing>PDBj</last_processing>
        </sites>
        <key_dates>
            <deposition>2023-11-28</deposition>
            <header_release>2024-11-27</header_release>
            <map_release>2024-11-27</map_release>
            <update>2024-12-04</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Academia Sinica (Taiwan)</funding_body>
                <code>AS-SUMMIT-107</code>
                <country>Taiwan</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Academia Sinica (Taiwan)</funding_body>
                <code>AS-SUMMIT-108</code>
                <country>Taiwan</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Academia Sinica (Taiwan)</funding_body>
                <code>AS-SUMMIT-109</code>
                <country>Taiwan</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Academia Sinica (Taiwan)</funding_body>
                <code>AS-GCS-108-08</code>
                <country>Taiwan</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Academia Sinica (Taiwan)</funding_body>
                <code>AS-IA-110-M05</code>
                <country>Taiwan</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Academia Sinica (Taiwan)</funding_body>
                <code>AS-GCS-112-M03</code>
                <country>Taiwan</country>
            </grant_reference>
        </grant_support>
        <title>Fab domain of Immunoglobulin (IgG) reconstruction using phase plate single-particle cryo-EM</title>
        <authors_list>
            <author ORCID="0000-0002-4139-7089">Lin HH</author>
            <author ORCID="0000-0003-2242-7200">Wang CH</author>
            <author ORCID="0000-0001-9745-6298">Wu YM</author>
            <author ORCID="0000-0001-8666-8391">Tu IP</author>
            <author ORCID="0000-0002-2612-850X">Chang WH</author>
        </authors_list>
        <keywords>immunoglobulin, rituximab, Fab, cryoEM, volta phase plate, IMMUNE SYSTEM</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Lin HH</author>
                    <author order="2">Wang CH</author>
                    <author order="3">Huang SH</author>
                    <author ORCID="0009-0005-9252-0568" order="4">Lin SY</author>
                    <author order="5">Kato T</author>
                    <author ORCID="0000-0003-2911-5875" order="6">Namba K</author>
                    <author order="7">Hosogi N</author>
                    <author ORCID="0000-0001-8628-4267" order="8">Song C</author>
                    <author ORCID="0000-0001-9446-3652" order="9">Murata K</author>
                    <author order="10">Yen CH</author>
                    <author order="11">Hsu TL</author>
                    <author order="12">Wong CH</author>
                    <author order="13">Wu YM</author>
                    <author order="14">Tu IP</author>
                    <author order="15">Chang WH</author>
                    <title>Use of phase plate cryo-EM reveals conformation diversity of therapeutic IgG with 50 kDa Fab fragment resolved below 6 angstrom.</title>
                    <journal_abbreviation>Sci Rep</journal_abbreviation>
                    <country>UK</country>
                    <volume>14</volume>
                    <first_page>14079</first_page>
                    <last_page>14079</last_page>
                    <year>2024</year>
                    <external_references type="PUBMED">38890341</external_references>
                    <external_references type="DOI">doi:10.1038/s41598-024-62045-8</external_references>
                    <external_references type="ISSN">2045-2322</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
    </crossreferences>
    <sample>
        <name>Fab domain of Rituximab</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Fab domain of Rituximab</name>
                <parent>0</parent>
                <details>The segmentation of Fab domain from Rituximab IgG was treated by using the PierceTM Fab preparation kit (Thermo Fisher Scientific Inc., Waltham, MA, USA)</details>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_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">
                    <concentration units="mg/mL">0.2</concentration>
                    <buffer>
                        <ph>6.5</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">98</chamber_humidity>
                        <chamber_temperature units="K">277</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                    </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>
                    <c2_aperture_diameter units="µm">50.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">0.5</nominal_defocus_min>
                    <nominal_defocus_max units="µm">0.8</nominal_defocus_max>
                    <nominal_magnification>105000.0</nominal_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <alignment_procedure>
                        <coma_free/>
                    </alignment_procedure>
                    <specialist_optics>
                        <phase_plate>VOLTA PHASE PLATE</phase_plate>
                    </specialist_optics>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 (6k x 4k)</film_or_detector_model>
                            <detector_mode>OTHER</detector_mode>
                            <number_real_images>50</number_real_images>
                            <average_electron_dose_per_image units="e/Å^2">1.01</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>
                <details>Super Resolution mode</details>
                <particle_selection>
                    <number_selected>288931</number_selected>
                </particle_selection>
                <startup_model type_of_model="OTHER">
                    <details>ab-initio map was generated by cryoSPARC.</details>
                </startup_model>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">6.64</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <number_images_used>72035</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>RANDOM ASSIGNMENT</type>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>4.1.1</version>
                        </software>
                    </software_list>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>4.1.1</version>
                        </software>
                    </software_list>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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        <file>emd_38154.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>
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            <row>180</row>
            <sec>180</sec>
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        <spacing>
            <x>180</x>
            <y>180</y>
            <z>180</z>
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            <a units="Å">149.4</a>
            <b units="Å">149.4</b>
            <c units="Å">149.4</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>
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        <statistics>
            <minimum>-0.4249738</minimum>
            <maximum>1.2113891</maximum>
            <average>0.002824923</average>
            <std>0.03360934</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">0.83</x>
            <y units="Å">0.83</y>
            <z units="Å">0.83</z>
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            <contour primary="true">
                <level>0.16</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-38154::::</label>
        <annotation_details>Mask was reconstructed and sharpened by cryoSPARC.</annotation_details>
    </map>
    <interpretation>
        <segmentation_list>
            <segmentation>
                <file>emd_38154_msk_1.map</file>
            </segmentation>
        </segmentation_list>
        <half_map_list>
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                    <z>180</z>
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                    <b units="Å">149.4</b>
                    <c units="Å">149.4</c>
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                    <beta units="deg">90.0</beta>
                    <gamma units="deg">90.0</gamma>
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                    <fast>X</fast>
                    <medium>Y</medium>
                    <slow>Z</slow>
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                    <minimum>-0.6747374</minimum>
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                    <average>0.0008818015</average>
                    <std>0.097052805</std>
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                    <y units="Å">0.83</y>
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                        <source>AUTHOR</source>
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                <label>::::EMDATABANK.org::::EMD-38154::::</label>
                <annotation_details>Half map A</annotation_details>
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                    <z>180</z>
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                    <a units="Å">149.4</a>
                    <b units="Å">149.4</b>
                    <c units="Å">149.4</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>-0.6765649</minimum>
                    <maximum>0.9027765</maximum>
                    <average>0.0008502558</average>
                    <std>0.09677605</std>
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                <pixel_spacing>
                    <x units="Å">0.83</x>
                    <y units="Å">0.83</y>
                    <z units="Å">0.83</z>
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                    <contour primary="true">
                        <source>AUTHOR</source>
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                <label>::::EMDATABANK.org::::EMD-38154::::</label>
                <annotation_details>Half map B</annotation_details>
            </half_map>
        </half_map_list>
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