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        <sites>
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        <key_dates>
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            <header_release>2018-07-25</header_release>
            <map_release>2019-07-31</map_release>
            <update>2025-06-04</update>
        </key_dates>
        <title>3.9A Cryo-EM structure of murine antibody bound at a novel epitope of respiratory syncytial virus fusion protein</title>
        <authors_list>
            <author>Xie Q</author>
            <author>Wang Z</author>
        </authors_list>
        <keywords>respiratory syncytial virus fusion protein, murine antibody, novel epitope, complex, VIRAL PROTEIN-IMMUNE SYSTEM complex</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Xie Q</author>
                    <author order="2">Wang Z</author>
                    <author order="3">Ni F</author>
                    <author order="4">Chen X</author>
                    <author order="5">Ma J</author>
                    <author order="6">Patel N</author>
                    <author order="7">Lu H</author>
                    <author order="8">Liu Y</author>
                    <author order="9">Tian JH</author>
                    <author order="10">Flyer D</author>
                    <author order="11">Massare MJ</author>
                    <author order="12">Ellingsworth L</author>
                    <author order="13">Glenn G</author>
                    <author order="14">Smith G</author>
                    <author ORCID="0000-0002-0480-3404" order="15">Wang Q</author>
                    <title>Structure basis of neutralization by a novel site II/IV antibody against respiratory syncytial virus fusion protein.</title>
                    <journal_abbreviation>Plos One</journal_abbreviation>
                    <country>US</country>
                    <volume>14</volume>
                    <first_page>e0210749</first_page>
                    <last_page>e0210749</last_page>
                    <year>2019</year>
                    <external_references type="PUBMED">30730999</external_references>
                    <external_references type="DOI">doi:10.1371/journal.pone.0210749</external_references>
                    <external_references type="ISSN">1932-6203</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>6cxc</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Complex of R4.C6 Fab with RSV F protein</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Complex of R4.C6 Fab with RSV F protein</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="2">
                <name>R4.C6 Fab</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="3">
                <name>RSV F protein</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="11259">Human respiratory syncytial virus A2</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>R4.C6 Fab Heavy Chain</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.012831376</theoretical>
                </molecular_weight>
                <number_of_copies>3</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="10090">Mus musculus</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MAEVQLQQSGPELVKPGASVKISCKASGYAFSNSWMSWVKQRPGKGLEWIGRLFPADGDITYNGHFKDKAALTADKSSNT
AYIQLSSLTSEDSAVYFCARMDNSEVFWGQGTLVTVSA</string>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>R4.C6 Fab Light Chain</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.013457150999999999</theoretical>
                </molecular_weight>
                <number_of_copies>3</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="10090">Mus musculus</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MADILLTQSQKFMSTSVGDRVSITCKASQNVRTGVSWYQRKPGQSPKALIYLASNRHTGVPDRFTGRGSGTDFTLTISEV
QSEDLADYFCLQHWTVPYTFGGGTKLEIKRTAAAPSRANSFK</string>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>Fusion glycoprotein F0, Envelope glycoprotein chimera</name>
                <natural_source database="NCBI">
                    <organism ncbi="11676">Human immunodeficiency virus 1</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.06072804699999999</theoretical>
                </molecular_weight>
                <number_of_copies>6</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7108">Spodoptera frugiperda</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>QNITEEFYQSTCSAVSKGYLSALRTGWYTSVITIELSNIKENKCNGTDAKVKLIKQELDKYKNAVTELQLLMQSTPATNN
RARRELPRFMNYTLNNAKKTNVTLSKKQKQQFLGFLLGVGSAIASGVAVSKVLHLEGEVNKIKSALLSTNKAVVSLSNGV
SVLTSKVLDLKNYIDKQLLPIVNKQSCSISNIETVIEFQQKNNRLLEITREFSVNAGVTTPVSTYMLTNSELLSLINDMP
ITNDQKKLMSNNVQIVRQQSYSIMSIIKEEVLAYVVQLPLYGVIDTPCWKLHTSPLCTTNTKEGSNICLTRTDRGWYCDN
AGSVSFFPQAETCKVQSNRVFCDTMNSLTLPSEVNLCNVDIFNPKYDCKIMTSKTDVSSSVITSLGAIVSCYGKTKCTAS
NKNRGIIKTFSNGCDYVSNKGVDTVSVGNTLYYVNKQEGKSLYVKGEPIINFYDPLVFPSDEFDASISQVNEKINQSLAF
IRKSDELLHNVNAGKSTTNIMGALVPRGSPGSGYIPEAPRDGQAYVRKDGEWVLLSTFLGSSHHHHHH</string>
                    <external_references type="UNIPROTKB">P03420</external_references>
                    <external_references type="UNIPROTKB">M1E1E4</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="4">
                <name>2-acetamido-2-deoxy-beta-D-glucopyranose</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000221208</theoretical>
                </molecular_weight>
                <number_of_copies>6</number_of_copies>
                <formula>NAG</formula>
            </ligand>
        </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>7.0</ph>
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                    <grid>
                        <model>Quantifoil R1.2/1.3</model>
                        <material>COPPER</material>
                        <mesh>200</mesh>
                        <support_film film_type_id="1">
                            <film_material>GRAPHENE OXIDE</film_material>
                        </support_film>
                    </grid>
                    <vitrification>
                        <cryogen_name>NITROGEN</cryogen_name>
                        <chamber_humidity units="percentage">98</chamber_humidity>
                        <chamber_temperature units="K">295</chamber_temperature>
                        <instrument>LEICA EM GP</instrument>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>JEOL 3200FSC</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">4.7</nominal_cs>
                    <specimen_holder_model>JEOL 3200FSC CRYOHOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <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/>
                            <average_exposure_time units="s">10.0</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">50.0</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </single_particle_microscopy>
            </microscopy_list>
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                <image_recording_id>1</image_recording_id>
                <ctf_correction>
                    <software_list>
                        <software>
                            <name>Gctf</name>
                        </software>
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                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
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                <startup_model type_of_model="OTHER"/>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C3</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">3.9</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>2.0</version>
                        </software>
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                    <number_images_used>543639</number_images_used>
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                    <type>PROJECTION MATCHING</type>
                    <projection_matching_processing/>
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                            <name>EMAN2</name>
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        <symmetry>
            <space_group>1</space_group>
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        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>256</col>
            <row>256</row>
            <sec>256</sec>
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            <col>0</col>
            <row>0</row>
            <sec>0</sec>
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        <spacing>
            <x>256</x>
            <y>256</y>
            <z>256</z>
        </spacing>
        <cell>
            <a units="Å">321.1776</a>
            <b units="Å">321.1776</b>
            <c units="Å">321.1776</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>-0.03947702</minimum>
            <maximum>0.0792006</maximum>
            <average>0.00010288416</average>
            <std>0.0029554246</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">1.2546</x>
            <y units="Å">1.2546</y>
            <z units="Å">1.2546</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.0232</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-7774::::</label>
        <annotation_details>3.9A density map of R4.C6 in complex with RSV F710</annotation_details>
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            <modelling>
                <refinement_protocol>RIGID BODY FIT</refinement_protocol>
                <refinement_space>REAL</refinement_space>
            </modelling>
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