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    <admin>
        <current_status>
            <date>2025-07-30</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <revision_history>
            <revision version="1.0" date="2025-07-30">
                <change_list>
                    <model>
                        <revision_type>INITIAL_RELEASE</revision_type>
                        <provider>REPOSITORY</provider>
                    </model>
                </change_list>
            </revision>
        </revision_history>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2024-10-18</deposition>
            <header_release>2025-07-30</header_release>
            <map_release>2025-07-30</map_release>
            <update>2025-07-30</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>French National Research Agency</funding_body>
                <code>ANR-10-INBS-0005-02</code>
                <country>France</country>
            </grant_reference>
            <grant_reference>
                <funding_body>French National Research Agency</funding_body>
                <code>ANR-17-EURE-0003</code>
                <country>France</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Science Foundation (NSF, United States)</funding_body>
                <code>NSF-2102705</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Science Foundation (NSF, United States)</funding_body>
                <code>NSF-2400333</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>CryoEM structure of inducible Lysine decarboxylase from Hafnia alvei D-hydrazino-Lysine analog at 2.3 Angstrom resolution</title>
        <authors_list>
            <author>Duhoo Y</author>
            <author>Desfosses A</author>
            <author>Gutsche I</author>
            <author>Doukov TI</author>
            <author>Berkowitz DB</author>
        </authors_list>
        <keywords>L-Lysine decarboxylase, cadaverine, D-alpha-hydrazone inhibitor, LYASE</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0009-0006-6065-8447" order="1">Baine JM</author>
                    <author ORCID="0000-0002-6643-1693" order="2">Duhoo Y</author>
                    <author ORCID="0000-0001-8625-2572" order="3">Doukov T</author>
                    <author ORCID="0000-0002-6525-5042" order="4">Desfosses A</author>
                    <author ORCID="0000-0002-3803-9555" order="5">Bisello G</author>
                    <author ORCID="0009-0006-4540-7279" order="6">Beio ML</author>
                    <author ORCID="0000-0001-5759-5461" order="7">Bauer O</author>
                    <author ORCID="0000-0001-8291-0523" order="8">Perduca M</author>
                    <author ORCID="0009-0007-0036-8373" order="9">Bacia-Verloop M</author>
                    <author ORCID="0000-0002-2337-9928" order="10">Bertoldi M</author>
                    <author ORCID="0000-0001-8710-562X" order="11">Phillips RS</author>
                    <author ORCID="0000-0002-1908-3921" order="12">Gutsche I</author>
                    <author ORCID="0000-0001-7550-0112" order="13">Berkowitz DB</author>
                    <title>alpha-Hydrazino Acids Inhibit Pyridoxal Phosphate-Dependent Decarboxylases via "Catalytically Correct" Ketoenamine Tautomers: A Special Motif for Chemical Biology and Drug Discovery?</title>
                    <journal_abbreviation>Acs Catalysis</journal_abbreviation>
                    <country>US</country>
                    <volume>15</volume>
                    <first_page>8204</first_page>
                    <last_page>8218</last_page>
                    <year>2025</year>
                    <external_references type="PUBMED">40401103</external_references>
                    <external_references type="DOI">doi:10.1021/acscatal.5c00326</external_references>
                    <external_references type="ISSN">2155-5435</external_references>
                </journal_citation>
            </primary_citation>
            <secondary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0003-3921-3209" order="14">Liebschner D</author>
                    <author ORCID="0000-0002-5052-991X" order="15">Afonine PV</author>
                    <author order="16">Baker ML</author>
                    <author order="17">Bunkoczi G</author>
                    <author order="18">Chen VB</author>
                    <author order="19">Croll TI</author>
                    <author ORCID="0000-0002-4871-2096" order="20">Hintze B</author>
                    <author ORCID="0000-0001-6690-8458" order="21">Hung LW</author>
                    <author order="22">Jain S</author>
                    <author order="23">McCoy AJ</author>
                    <author ORCID="0000-0001-8857-9464" order="24">Moriarty NW</author>
                    <author ORCID="0000-0003-3107-2202" order="25">Oeffner RD</author>
                    <author ORCID="0000-0001-9633-6067" order="26">Poon BK</author>
                    <author order="27">Prisant MG</author>
                    <author ORCID="0000-0001-8273-0047" order="28">Read RJ</author>
                    <author order="29">Richardson JS</author>
                    <author order="30">Richardson DC</author>
                    <author order="31">Sammito MD</author>
                    <author ORCID="0000-0002-0623-3214" order="32">Sobolev OV</author>
                    <author order="33">Stockwell DH</author>
                    <author ORCID="0000-0001-6384-0320" order="34">Terwilliger TC</author>
                    <author order="35">Urzhumtsev AG</author>
                    <author order="36">Videau LL</author>
                    <author order="37">Williams CJ</author>
                    <author ORCID="0000-0001-9333-8219" order="38">Adams PD</author>
                    <title>Macromolecular structure determination using X-rays, neutrons and electrons: recent developments in Phenix.</title>
                    <journal_abbreviation>Acta Crystallogr D Struct Biol</journal_abbreviation>
                    <volume>75</volume>
                    <first_page>861</first_page>
                    <last_page>877</last_page>
                    <year>2019</year>
                    <external_references type="PUBMED">31588918</external_references>
                    <external_references type="DOI">doi:10.1107/S2059798319011471</external_references>
                    <external_references type="ISSN">2059-7983</external_references>
                </journal_citation>
            </secondary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>9e0q</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Inducible Lysine decarboxylase from Hafnia alvei with D-alpha-hydrazino-Lysine inhibitor</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Inducible Lysine decarboxylase from Hafnia alvei with D-alpha-hydrazino-Lysine inhibitor</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <details>Inducible Lysine decarboxylase from Hafnia alvei with D-alpha-hydrazino-Lysine inhibitor in ketoenamine form</details>
                <natural_source database="NCBI">
                    <organism ncbi="1002364">Hafnia alvei ATCC 51873</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>Lysine decarboxylase, inducible</name>
                <natural_source database="NCBI">
                    <organism ncbi="1002364">Hafnia alvei ATCC 51873</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.080205281</theoretical>
                </molecular_weight>
                <number_of_copies>10</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="866768">Escherichia coli 'BL21-Gold(DE3)pLysS AG'</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MNIIAILNHMGVYFKEEPIRELHKALEALDFQIVYPNDREDLLKLIDNNARLCGVIFDWDTYNLDLCEEISAMNEHLPVY
AFANTHSTLDVSLNDLRLNVEFFEYALGAAQDIAQKIRQSTDAYIDEILPPLTKALFNYVKEGKYTFCTPGHMGGTAFQK
SPVGSIFYDFFGANAMKSDISISVGELGSLLDHSGPHKEAEEYIARTFNAERSYMVTNGTSTANKIVGMYSAPAGSTVLI
DRNCHKSLTHLMMMSDITPIYFRPTRNAYGILGGIPKSEFQHDTIAERVAQTPNATWPVHAVVTNSTYDGLLYNTDYIKE
ALDVKSIHFDSAWVPYTNFSPIYKGLCGMSGGRVEGKVIYETQSTHKLLAAFSQASMIHVKGDINEETFNEAYMMHTSTS
PHYGIVASTETAAAMMKGNAGKRLINGSIERAIRFRKEIKRLNSESEGWFFDVWQPEGIDEAKCWPLDSKDNWHGFKDID
NDHMYLDPIKVTLLTPGMQKDGSMADTGIPASIVSKYLDEHGIIVEKTGPYNMLFLFSIGIDKTKALSLLRALTDFKRSY
DLNLRVKNMLPSLYREDPEFYENMRIQELAQGIHALIQHHNLPDLMYRAFEVLPTMVMNPHAAFQMELRGQTEEVYLEEM
IGKVNANMILPYPPGVPLVMPGEMLTEESRPVLEFLQMLCEIGAHYPGFETDIHGAYRQADGRYTVKVIK</string>
                    <external_references type="UNIPROTKB">G9Y9L1</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="2">
                <name>(2R)-6-amino-2-[(2E)-2-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)hydrazin-1-yl]hexanoic acid</name>
                <molecular_weight>
                    <theoretical units="MDa">0.00039032899999999997</theoretical>
                </molecular_weight>
                <number_of_copies>10</number_of_copies>
                <formula>A1BD0</formula>
            </ligand>
            <ligand macromolecule_id="3">
                <name>water</name>
                <molecular_weight>
                    <theoretical units="MDa">1.8015e-05</theoretical>
                </molecular_weight>
                <number_of_copies>727</number_of_copies>
                <formula>HOH</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">
                    <concentration units="mg/mL">1</concentration>
                    <buffer>
                        <ph>7.4</ph>
                    </buffer>
                    <grid>
                        <model>Quantifoil R2/1</model>
                        <material>COPPER</material>
                        <mesh>300</mesh>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">295</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>TFS GLACIOS</microscope>
                    <illumination_mode>FLOOD BEAM</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">200</acceleration_voltage>
                    <nominal_defocus_min units="µm">0.8</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.2</nominal_defocus_max>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K2 SUMMIT (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>
                <ctf_correction>
                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
                </ctf_correction>
                <startup_model type_of_model="OTHER">
                    <details>Ab initio</details>
                </startup_model>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>D5</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">2.3</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>3.1</version>
                        </software>
                    </software_list>
                    <number_images_used>360000</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>PROJECTION MATCHING</type>
                    <projection_matching_processing/>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>PROJECTION MATCHING</type>
                    <projection_matching_processing/>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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        <file>emd_47366.map.gz</file>
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            <row>400</row>
            <sec>400</sec>
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            <a units="Å">458.0</a>
            <b units="Å">458.0</b>
            <c units="Å">458.0</c>
            <alpha units="deg">90.0</alpha>
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            <minimum>-1.6729273</minimum>
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            <y units="Å">1.145</y>
            <z units="Å">1.145</z>
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                <level>0.0641</level>
                <source>AUTHOR</source>
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        <label>::::EMDATABANK.org::::EMD-47366::::</label>
        <annotation_details>RESOLVE density modified map</annotation_details>
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                    <z>400</z>
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                    <a units="Å">458.0</a>
                    <b units="Å">458.0</b>
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                    <medium>Y</medium>
                    <slow>Z</slow>
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                    <y units="Å">1.145</y>
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                <label>::::EMDATABANK.org::::EMD-47366::::</label>
                <annotation_details>halfB</annotation_details>
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                    <b units="Å">458.0</b>
                    <c units="Å">458.0</c>
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                    <beta units="deg">90.0</beta>
                    <gamma units="deg">90.0</gamma>
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                    <medium>Y</medium>
                    <slow>Z</slow>
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                <annotation_details>halfA</annotation_details>
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