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    <admin>
        <current_status>
            <date>2023-12-13</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2022-03-25</deposition>
            <header_release>2022-04-27</header_release>
            <map_release>2022-04-27</map_release>
            <update>2023-12-13</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Spanish Ministry of Economy and Competitiveness</funding_body>
                <code>RTI2018095700-B-I00</code>
                <country>Spain</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Other government</funding_body>
                <code>PRE_2018_1_0102</code>
            </grant_reference>
            <grant_reference>
                <funding_body>Other government</funding_body>
                <code>CO-2020/00001</code>
            </grant_reference>
        </grant_support>
        <title>Map_spike_protein_SARSCoV2</title>
        <authors_list>
            <author ORCID="0000-0001-5559-1918">Abrescia NGA</author>
            <author ORCID="0000-0001-9484-6880">Stagnoli AS</author>
            <author ORCID="0000-0001-7807-7049">Connell SR</author>
            <author ORCID="0000-0003-0105-4337">Jimenez-Oses G</author>
        </authors_list>
        <keywords>Spike SARS-CoV2, glycans, cryo-EM, VIRAL PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Stagnoli S</author>
                    <author order="2">Peccati F</author>
                    <author order="3">Connell SR</author>
                    <author order="4">Martinez-Castillo A</author>
                    <author order="5">Charro D</author>
                    <author order="6">Millet O</author>
                    <author order="7">Bruzzone C</author>
                    <author order="8">Palazon A</author>
                    <author order="9">Arda A</author>
                    <author order="10">Jimenez-Barbero J</author>
                    <author order="11">Ereno-Orbea J</author>
                    <author order="12">Abrescia NGA</author>
                    <author order="13">Jimenez-Oses G</author>
                    <title>Assessing the Mobility of Severe Acute Respiratory Syndrome Coronavirus-2 Spike Protein Glycans by Structural and Computational Methods.</title>
                    <journal_abbreviation>Front Microbiol</journal_abbreviation>
                    <country>CH</country>
                    <volume>13</volume>
                    <first_page>870938</first_page>
                    <last_page>870938</last_page>
                    <year>2022</year>
                    <external_references type="PUBMED">35495643</external_references>
                    <external_references type="DOI">doi:10.3389/fmicb.2022.870938</external_references>
                    <external_references type="ISSN">1664-302X</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
    </crossreferences>
    <sample>
        <name>Severe acute respiratory syndrome coronavirus 2</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Severe acute respiratory syndrome coronavirus 2</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <details>the ectodomain of the Spike protein was expressed by transient transfection of HEK293F suspension cells and purified according to described protocols.</details>
                <natural_source database="NCBI">
                    <organism ncbi="2697049">Severe acute respiratory syndrome coronavirus 2</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.486</theoretical>
                </molecular_weight>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>SARS-Cov-2 SPIKE PROTEIN</name>
                <natural_source database="NCBI">
                    <organism ncbi="2697049">Severe acute respiratory syndrome coronavirus 2</organism>
                </natural_source>
                <details>Vector pCAGGS</details>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>DEXTRO</enantiomer>
                <sequence>
                    <string>MFMPSSFSYSSWATCWLLCCLIILAKATMFVFLVLLPLVSSQCVNLTTRTQLPPAYTNSFTRGVYYPDKVFRSSVLHSTQDLFLPFFSNVTWFHAIHVSGTNGTKRFDNPVLPFNDGVYFASTEKSNIIRGWIFGTTLDSKTQSLLIVNNATNVVIKVCEFQFCNDPFLGVYYHKNNKSWMESEFRVYSSANNCTFEYVSQPFLMDLEGKQGNFKNLREFVFKNIDGYFKIYSKHTPINLVRDLPQGFSALEPLVDLPIGINITRFQTLLALHRSYLTPGDSSSGWTAGAAAYYVGYLQPRTFLLKYNENGTITDAVDCALDPLSETKCTLKSFTVEKGIYQTSNFRVQPTESIVRFPNITNLCPFGEVFNATRFASVYAWNRKRISNCVADYSVLYNSASFSTFKCYGVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPGQTGKIADYNYKLPDDFTGCVIAWNSNNLDSKVGGNYNYLYRLFRKSNLKPFERDISTEIYQAGSTPCNGVEGFNCYFPLQSYGFQPTNGVGYQPYRVVVLSFELLHAPATVCGPKKSTNLVKNKCVNFNFNGLTGTGVLTESNKKFLPFQQFGRDIADTTDAVRDPQTLEILDITPCSFGGVSVITPGTNTSNQVAVLYQDVNCTEVPVAIHADQLTPTWRVYSTGSNVFQTRAGCLIGAEHVNNSYECDIPIGAGICASYQTQTNSPASVASQSIIAYTMSLGAENSVAYSNNSIAIPTNFTISVTTEILPVSMTKTSVDCTMYICGDSTECSNLLLQYGSFCTQLNRALTGIAVEQDKNTQEVFAQVKQIYKTPPIKDFGGFNFSQILPDPSKPSKRSFIEDLLFNKVTLADAGFIKQYGDCLGDIAARDLICAQKFNGLTVLPPLLTDEMIAQYTSALLAGTITSGWTFGAGAALQIPFAMQMAYRFNGIGVTQNVLYENQKLIANQFNSAIGKIQDSLSSTASALGKLQDVVNQNAQALNTLVKQLSSNFGAISSVLNDILSRLDPPEAEVQIDRLITGRLQSLQTYVTQQLIRAAEIRASANLAATKMSECVLGQSKRVDFCGKGYHLMSFPQSAPHGVVFLHVTYVPAQEKNFTTAPAICHDGKAHFPREGVFVSNGTHWFVTQRNFYEPQIITTDNTFVSGNCDVVIGIVNNTVYDPLQPELDSFKEELDKYFKNHTSPDVDLGDISGINASVVNIQKEIDRLNEVAKNLNESLIDLQELGKYEQYIKWPSGRLVPRGSPGSGYIPEAPRDGQAYVRKDGEWVLLSTFLGHHHHHH</string>
                </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">
                    <concentration units="mg/mL">0.06</concentration>
                    <buffer>
                        <ph>8.0</ph>
                        <component>
                            <concentration units="mM">300.0</concentration>
                            <formula>NaCl</formula>
                            <name>sodium chloride</name>
                        </component>
                        <component>
                            <concentration units="mM">20.0</concentration>
                            <formula>(HOCH2)3CNH2</formula>
                            <name>Tris</name>
                        </component>
                        <details>buffer was filtered before use to avoid microbial contamination</details>
                    </buffer>
                    <grid>
                        <model>C-flat-1.2/1.3</model>
                        <material>COPPER</material>
                        <mesh>300</mesh>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>CONTINUOUS</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <time units="s">37</time>
                            <atmosphere>AIR</atmosphere>
                            <pressure units="kPa">0.0002</pressure>
                        </pretreatment>
                        <details>8 mA</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">287.15</chamber_temperature>
                        <instrument>FEI VITROBOT MARK III</instrument>
                    </vitrification>
                    <details>The protein was expressed by transient transfection of HEK293F suspension cells and purified seven days post-transfection</details>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>TFS 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>
                    <nominal_defocus_min units="µm">0.8</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.3000000000000003</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>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 (6k x 4k)</film_or_detector_model>
                            <number_real_images>12478</number_real_images>
                            <average_exposure_time units="s">1.24</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">49.6</average_electron_dose_per_image>
                        </image_recording>
                        <image_recording image_recording_id="2">
                            <film_or_detector_model>GATAN K3 (6k x 4k)</film_or_detector_model>
                            <number_real_images>9264</number_real_images>
                            <average_exposure_time units="s">1.04</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">52.0</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>
                <startup_model type_of_model="OTHER">
                    <details>the novo 3D model regeneration by SGD in Relion</details>
                </startup_model>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C3</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">4.1</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                        </software>
                    </software_list>
                    <number_images_used>22854</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.01</version>
                        </software>
                    </software_list>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                        </software>
                    </software_list>
                </final_angle_assignment>
                <final_three_d_classification>
                    <number_classes>2</number_classes>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                        </software>
                    </software_list>
                </final_three_d_classification>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="28312">
        <file>emd_14621.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>192</col>
            <row>192</row>
            <sec>192</sec>
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            <sec>0</sec>
        </origin>
        <spacing>
            <x>192</x>
            <y>192</y>
            <z>192</z>
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        <cell>
            <a units="Å">318.72</a>
            <b units="Å">318.72</b>
            <c units="Å">318.72</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>-1.3178562</minimum>
            <maximum>2.6468053</maximum>
            <average>0.0086776195</average>
            <std>0.09615927</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">1.66</x>
            <y units="Å">1.66</y>
            <z units="Å">1.66</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.462</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-14621::::</label>
        <annotation_details>Map_spike_protein_SARSCoV2</annotation_details>
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    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <access_code>6XR8</access_code>
                    <chain>
                        <source_name>PDB</source_name>
                        <initial_model_type>experimental model</initial_model_type>
                    </chain>
                </initial_model>
                <refinement_protocol>OTHER</refinement_protocol>
                <refinement_space>REAL</refinement_space>
            </modelling>
        </modelling_list>
        <segmentation_list>
            <segmentation>
                <file>emd_14621_msk_1.map</file>
            </segmentation>
        </segmentation_list>
        <half_map_list>
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                <file>emd_14621_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>192</col>
                    <row>192</row>
                    <sec>192</sec>
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                    <row>0</row>
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                    <y>192</y>
                    <z>192</z>
                </spacing>
                <cell>
                    <a units="Å">318.72</a>
                    <b units="Å">318.72</b>
                    <c units="Å">318.72</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>-0.5369654</minimum>
                    <maximum>1.5968398</maximum>
                    <average>0.0067648957</average>
                    <std>0.084667146</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">1.66</x>
                    <y units="Å">1.66</y>
                    <z units="Å">1.66</z>
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                    <contour primary="true">
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                </contour_list>
                <label>::::EMDATABANK.org::::EMD-14621::::</label>
                <annotation_details>half_A_Map_spike_protein_SARSCoV2</annotation_details>
            </half_map>
            <half_map format="CCP4" size_kbytes="28312">
                <file>emd_14621_half_map_2.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>192</col>
                    <row>192</row>
                    <sec>192</sec>
                </dimensions>
                <origin>
                    <col>0</col>
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                </origin>
                <spacing>
                    <x>192</x>
                    <y>192</y>
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                <cell>
                    <a units="Å">318.72</a>
                    <b units="Å">318.72</b>
                    <c units="Å">318.72</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>-0.5228472</minimum>
                    <maximum>1.6978256</maximum>
                    <average>0.006697175</average>
                    <std>0.0845962</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">1.66</x>
                    <y units="Å">1.66</y>
                    <z units="Å">1.66</z>
                </pixel_spacing>
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                    <contour primary="true">
                        <source>AUTHOR</source>
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                <label>::::EMDATABANK.org::::EMD-14621::::</label>
                <annotation_details>half_B_Map_spike_protein_SARSCoV2</annotation_details>
            </half_map>
        </half_map_list>
    </interpretation>
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