<?xml version="1.0" encoding="UTF-8"?>
<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-38303">
    <admin>
        <current_status>
            <date>2024-10-23</date>
            <code>REL</code>
            <processing_site>PDBj</processing_site>
        </current_status>
        <sites>
            <deposition>PDBj</deposition>
            <last_processing>PDBj</last_processing>
        </sites>
        <key_dates>
            <deposition>2023-12-13</deposition>
            <header_release>2024-10-23</header_release>
            <map_release>2024-10-23</map_release>
            <update>2024-10-23</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Not funded</funding_body>
            </grant_reference>
        </grant_support>
        <title>Cryo-EM structure of defence-associatedsirtuin 2 (DSR2) H171A protein in complex with SPR phage tail tube protein</title>
        <authors_list>
            <author>Li Y</author>
            <author>Zhang H</author>
            <author>Zheng Q</author>
            <author>Wu Y</author>
            <author>Li S</author>
        </authors_list>
        <keywords>Cryo-EM, defence-associated sirtuin (DSR)DSR2, SPR phage tail tube, Phage invasion, CELL INVASION</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0001-9955-676X" order="1">Zhang H</author>
                    <author ORCID="0009-0008-5392-8917" order="2">Li Y</author>
                    <author order="3">Li L</author>
                    <author ORCID="0000-0002-9057-909X" order="4">Chen L</author>
                    <author ORCID="0000-0001-7148-4311" order="5">Zhu C</author>
                    <author ORCID="0000-0002-8662-4820" order="6">Sun L</author>
                    <author order="7">Dong P</author>
                    <author order="8">Jing D</author>
                    <author ORCID="0000-0002-7467-5188" order="9">Yang J</author>
                    <author order="10">Fu L</author>
                    <author order="11">Xiao F</author>
                    <author ORCID="0000-0003-0179-5266" order="12">Xia N</author>
                    <author ORCID="0000-0002-3374-1038" order="13">Li S</author>
                    <author ORCID="0000-0002-7516-9965" order="14">Zheng Q</author>
                    <author ORCID="0000-0002-4990-5623" order="15">Wu Y</author>
                    <title>Structural insights into activation mechanisms on NADase of the bacterial DSR2 anti-phage defense system.</title>
                    <journal_abbreviation>Sci Adv</journal_abbreviation>
                    <country>US</country>
                    <volume>10</volume>
                    <first_page>eadn5691</first_page>
                    <last_page>eadn5691</last_page>
                    <year>2024</year>
                    <external_references type="PUBMED">39083599</external_references>
                    <external_references type="DOI">doi:10.1126/sciadv.adn5691</external_references>
                    <external_references type="ISSN">2375-2548</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>8xff</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>DSR2 H171A protein in complex with SPR phage tail tube</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>DSR2 H171A protein in complex with SPR phage tail tube</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="2">
                <name>SPR tail tube protein</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="77920">Phage #D</organism>
                </natural_source>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="3">
                <name>DSR2 H171A</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="126787">Bacillus sp. DSM 5850</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>SPR tail tube protein</name>
                <natural_source database="NCBI">
                    <organism ncbi="77920">Phage #D</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.029304701</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="629395">Bacteria Latreille et al. 1825</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MKTVIQDTADVYFKRKSDGKLVFTAEAQTASFSQAISEEKLRGGIGNKPLYILKSEKEINLTVKNAFFDLEWLAMTQGET
IQEETKVKVFDREHGLIVDDTNKVTLKGKPVSDVTFYNKKGLTYKIAVSTDGTYTIPTAFAAAKDKLTAVYQIEKVGRRL
AIKASKFSERYEVEYRTIAYNPDTEEVYSDIYIQFPNVSPSGEFEMSLENGNALAPEIKFEALADTDTDEMAVVIEASRD
ENTAAPVEDTTGSTQSSDLGGTTE</string>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>DSR2(H171A)</name>
                <natural_source database="NCBI">
                    <organism ncbi="126787">Bacillus sp. DSM 5850</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.118568727</theoretical>
                </molecular_weight>
                <details>WP_029317421.1</details>
                <number_of_copies>4</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="629395">Bacteria Latreille et al., 1825</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MVKVDLESKRYGEKLKEVFLMLDNNVVECIKEITESSRNGKLVFFVGAGVSTLSDYPQWWRLVDKYHEELYGSPKKGNYS
SDEYLRIPQIFYNVKGEMAFDGILKDFFQVDKPTNPIHDKILAMNPAHVITTNYDNLIDTACWKRGKYFSVISAEEDVAN
ATSSRYLLKVAGDFRKGFKGENVVLKEDDYLNYDQNYPLISNLMKTIIATHTIVFIGYGLGDYNINMLLNWVRKLQKDSF
HKPFFIRTDPSPIENETLIYYENKGLRIIDAASLIDSNEYDYLERYSAVMDLLIESQENKFITKDDEVIDYIYGKISPLF
ALQYIRKIDLKHVFEYDYHFEVNGTVVRHKNKGFGYMERFFELKESCDERSKLSKKQYERFNALFNFFEKNGVICMAKDA
GTLNTSIEINSLAYHGKYDVMKKFIEEQSVSIEDDYKKAFFLACLGRWEESYDLYSNIILNSIDESNGCVYYLSQINRYR
IYQSITQAVTQFNGLGLLTFGRHYKPFTDEFLARIEREMTNFNIDDLFNGMPFEFQKKYKILEFLSDNQFLYDDTVKLFE
LTNKVRSEMSEGSYSFGMSSDIVVLLRLYDNLRFLYENCLWSVSFHEFHQYIRNSMSLLIEKAEYERTRDIDELGFSFFG
KKSGFFMEYYDFVNISRHFKIDDIKNLERSCSIDKIRFGEQEKIEEYLVGIAEEITKQFSANGMNVVFYTQFISEAKAAL
YFAKYVKLSEEGLGKIVKALLFYFPERDLDIGKRYVWLERLTKCNELPKSIISIIDDFLVLQAEKHIDQNYSEVSSNGLY
SRDYGALIKHFEKNFISKRLSEITLCLTQDKQKQIDFLFKLLPLLSTNAKSHLLSFKSVENINDLMNGIRIGLIDEFTPE
HEELIIEYLETRKVNYIVEKEKGIQTFSSNDYMSTFGIWYFLEEINNSKMEEFIGMDDQYDFFVDPENFDYKKFIPSWLK
NYNDKLLGKIAGNKHMKHHVIEVLKERVKNSNDKRYLEILMNYFI</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">
                    <buffer>
                        <ph>7.4</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI TECNAI F30</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_defocus_min units="µm">0.9</nominal_defocus_min>
                    <nominal_defocus_max units="µm">1.8</nominal_defocus_max>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 (6k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">60.0</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"/>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">3.16</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <number_images_used>102635</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</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="364501">
        <file>emd_38303.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>450</col>
            <row>450</row>
            <sec>450</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>450</x>
            <y>450</y>
            <z>450</z>
        </spacing>
        <cell>
            <a units="Å">292.5</a>
            <b units="Å">292.5</b>
            <c units="Å">292.5</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>-0.10786675</minimum>
            <maximum>0.26053447</maximum>
            <average>0.00024839948</average>
            <std>0.007842497</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">0.65</x>
            <y units="Å">0.65</y>
            <z units="Å">0.65</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.03</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-38303::::</label>
    </map>
    <interpretation>
        <additional_map_list>
            <additional_map format="CCP4" size_kbytes="364501">
                <file>emd_38303_additional_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>450</col>
                    <row>450</row>
                    <sec>450</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>450</x>
                    <y>450</y>
                    <z>450</z>
                </spacing>
                <cell>
                    <a units="Å">292.5</a>
                    <b units="Å">292.5</b>
                    <c units="Å">292.5</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>-0.0018045709</minimum>
                    <maximum>2.2740703</maximum>
                    <average>0.0017249695</average>
                    <std>0.029874224</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">0.65</x>
                    <y units="Å">0.65</y>
                    <z units="Å">0.65</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-38303::::</label>
            </additional_map>
        </additional_map_list>
        <half_map_list>
            <half_map format="CCP4" size_kbytes="364501">
                <file>emd_38303_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>450</col>
                    <row>450</row>
                    <sec>450</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>450</x>
                    <y>450</y>
                    <z>450</z>
                </spacing>
                <cell>
                    <a units="Å">292.5</a>
                    <b units="Å">292.5</b>
                    <c units="Å">292.5</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>-0.3849628</minimum>
                    <maximum>0.5049518</maximum>
                    <average>0.00038563405</average>
                    <std>0.037906174</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">0.65</x>
                    <y units="Å">0.65</y>
                    <z units="Å">0.65</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-38303::::</label>
            </half_map>
            <half_map format="CCP4" size_kbytes="364501">
                <file>emd_38303_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>450</col>
                    <row>450</row>
                    <sec>450</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>450</x>
                    <y>450</y>
                    <z>450</z>
                </spacing>
                <cell>
                    <a units="Å">292.5</a>
                    <b units="Å">292.5</b>
                    <c units="Å">292.5</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>-0.43466753</minimum>
                    <maximum>0.4764025</maximum>
                    <average>0.00038820368</average>
                    <std>0.037989452</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">0.65</x>
                    <y units="Å">0.65</y>
                    <z units="Å">0.65</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-38303::::</label>
            </half_map>
        </half_map_list>
    </interpretation>
</emd>
