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<emd xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="https://ftp.ebi.ac.uk/pub/databases/em_ebi/emdb_related/emdb-schemas/emdb_schemas/v3/v3_0_9_3/emdb.xsd" version="3.0.9.3" emdb_id="EMD-40764">
    <admin>
        <current_status>
            <date>2025-02-05</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2023-05-12</deposition>
            <header_release>2024-05-22</header_release>
            <map_release>2024-05-22</map_release>
            <update>2025-02-05</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>R01GM111695</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>S10OD028723</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Centre National de la Recherche Scientifique (CNRS)</funding_body>
                <code>ANR-19-CE11-0023-01</code>
                <country>France</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Biotechnology and Biological Sciences Research Council (BBSRC)</funding_body>
                <code>P/0118017/1</code>
                <country>United Kingdom</country>
            </grant_reference>
            <grant_reference>
                <funding_body>European Commission</funding_body>
                <code>FESR FSE 2014- 2020</code>
                <country>European Union</country>
            </grant_reference>
        </grant_support>
        <title>Human asparagine synthetase (apo-ASNS)</title>
        <authors_list>
            <author>Coricello A</author>
            <author>Zhu W</author>
            <author>Lupia A</author>
            <author>Gratteri C</author>
            <author>Vos M</author>
            <author>Chaptal V</author>
            <author>Alcaro S</author>
            <author>Takagi Y</author>
            <author>Richards N</author>
        </authors_list>
        <keywords>asparagine, aspartic acid, glutamine, ammonia, BIOSYNTHETIC PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0002-3306-9261" order="1">Coricello A</author>
                    <author order="2">Nardone AJ</author>
                    <author ORCID="0000-0003-0870-2376" order="3">Lupia A</author>
                    <author ORCID="0009-0007-3527-2080" order="4">Gratteri C</author>
                    <author order="5">Vos M</author>
                    <author ORCID="0000-0003-2603-0294" order="6">Chaptal V</author>
                    <author ORCID="0000-0002-0437-358X" order="7">Alcaro S</author>
                    <author ORCID="0000-0003-3190-0071" order="8">Zhu W</author>
                    <author ORCID="0000-0002-0988-6798" order="9">Takagi Y</author>
                    <author ORCID="0000-0002-0375-0881" order="10">Richards NGJ</author>
                    <title>3D variability analysis reveals a hidden conformational change controlling ammonia transport in human asparagine synthetase.</title>
                    <journal_abbreviation>Nat Commun</journal_abbreviation>
                    <country>UK</country>
                    <volume>15</volume>
                    <first_page>10538</first_page>
                    <last_page>10538</last_page>
                    <year>2024</year>
                    <external_references type="PUBMED">39627226</external_references>
                    <external_references type="DOI">doi:10.1038/s41467-024-54912-9</external_references>
                    <external_references type="ISSN">2041-1723</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>8sue</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>human asparagine synthetase dimer form</name>
        <supramolecule_list>
            <organelle_or_cellular_component_supramolecule supramolecule_id="1">
                <name>human asparagine synthetase dimer form</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.133</theoretical>
                </molecular_weight>
            </organelle_or_cellular_component_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>Asparagine synthetase [glutamine-hydrolyzing]</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.06432461299999999</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="266783">Insect cell expression vector pTIE1</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>CGIWALFGSDDCLSVQCLSAMKIAHRGPDAFRFENVNGYTNCCFGFHRLAVVDPLFGMQPIRVKKYPYLWLCYNGEIYNH
KKMQQHFEFEYQTKVDGEIILHLYDKGGIEQTICMLDGVFAFVLLDTANKKVFLGRDTYGVRPLFKAMTEDGFLAVCSEA
KGLVTLKHSATPFLKVEPFLPGHYEVLDLKPNGKVASVEMVKYHHCRDVPLHALYDNVEKLFPGFEIETVKNNLRILFNN
AVKKRLMTDRRIGCLLSGGLDSSLVAATLLKQLKEAQVQYPLQTFAIGMEDSPDLLAARKVADHIGSEHYEVLFNSEEGI
QALDEVIFSLETYDITTVRASVGMYLISKYIRKNTDSVVIFSGEGSDELTQGYIYFHKAPSPEKAEEESERLLRELYLFD
VLRADRTTAAHGLELRVPFLDHRFSSYYLSLPPEMRIPKNGIEKHLLRETFEDSNLIPKEILWRPKEAFSDGITSVKNSW
FKILQEYVEHQVDDAMMANAAQKFPFNTPKTKEGYYYRQVFERHYPGRADWLSHYWMPKWINATDPSARTLTHYKSAVKA</string>
                    <external_references type="UNIPROTKB">P08243</external_references>
                </sequence>
                <ec_number>6.3.5.4</ec_number>
            </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">
                    <buffer>
                        <ph>8.0</ph>
                        <details>25 mM Tris-HCl, pH 8.0, containing 250 mM NaCl and 5 mM DTT.</details>
                    </buffer>
                    <grid>
                        <model>UltrAuFoil R1.2/1.3</model>
                        <material>GOLD</material>
                        <mesh>300</mesh>
                        <support_film film_type_id="1">
                            <film_material>GOLD</film_material>
                            <film_topology>HOLEY</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <time units="s">60</time>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                    </vitrification>
                    <details>9.0</details>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>TFS GLACIOS</microscope>
                    <illumination_mode>OTHER</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">200</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">0.4</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.0</nominal_defocus_max>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>FEI FALCON IV (4k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">40.0</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="PDB ENTRY">
                    <pdb_model>
                        <pdb_id>6GQ3</pdb_id>
                    </pdb_model>
                </startup_model>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C2</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">3.5</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <number_images_used>47929</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>OTHER</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="67109">
        <file>emd_40764.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>256</col>
            <row>256</row>
            <sec>256</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>256</x>
            <y>256</y>
            <z>256</z>
        </spacing>
        <cell>
            <a units="Å">238.08</a>
            <b units="Å">238.08</b>
            <c units="Å">238.08</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>-0.02320113</minimum>
            <maximum>2.1356351</maximum>
            <average>0.0015063072</average>
            <std>0.02873001</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">0.93</x>
            <y units="Å">0.93</y>
            <z units="Å">0.93</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.17</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-40764::::</label>
        <annotation_details>Sharpened ASNS EM map</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <access_code>6GQ3</access_code>
                    <chain>
                        <source_name>PDB</source_name>
                        <initial_model_type>experimental model</initial_model_type>
                    </chain>
                </initial_model>
            </modelling>
        </modelling_list>
        <half_map_list>
            <half_map format="CCP4" size_kbytes="67109">
                <file>emd_40764_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>256</col>
                    <row>256</row>
                    <sec>256</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>256</x>
                    <y>256</y>
                    <z>256</z>
                </spacing>
                <cell>
                    <a units="Å">238.08</a>
                    <b units="Å">238.08</b>
                    <c units="Å">238.08</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>-0.35053363</minimum>
                    <maximum>0.6697432</maximum>
                    <average>0.0002732179</average>
                    <std>0.03586394</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">0.93</x>
                    <y units="Å">0.93</y>
                    <z units="Å">0.93</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-40764::::</label>
                <annotation_details>ASNS half map A</annotation_details>
            </half_map>
            <half_map format="CCP4" size_kbytes="67109">
                <file>emd_40764_half_map_1.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>256</col>
                    <row>256</row>
                    <sec>256</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>256</x>
                    <y>256</y>
                    <z>256</z>
                </spacing>
                <cell>
                    <a units="Å">238.08</a>
                    <b units="Å">238.08</b>
                    <c units="Å">238.08</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>-0.40924677</minimum>
                    <maximum>0.75290745</maximum>
                    <average>0.00029786534</average>
                    <std>0.035988078</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">0.93</x>
                    <y units="Å">0.93</y>
                    <z units="Å">0.93</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-40764::::</label>
                <annotation_details>ASNS half map B</annotation_details>
            </half_map>
        </half_map_list>
    </interpretation>
</emd>
