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    <admin>
        <current_status>
            <date>2025-01-22</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2023-03-03</deposition>
            <header_release>2024-03-13</header_release>
            <map_release>2024-03-13</map_release>
            <update>2025-01-22</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Max Planck Society</funding_body>
                <country>Germany</country>
            </grant_reference>
        </grant_support>
        <title>Photorhabdus luminescens TcdA1 prepore-to-pore intermediate, K567W K2008W mutant</title>
        <authors_list>
            <author>Nganga PN</author>
            <author>Roderer D</author>
            <author>Belyy A</author>
            <author>Prumbaum D</author>
            <author>Raunser S</author>
        </authors_list>
        <keywords>Bacterial toxin, Tc toxin, TOXIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0002-0342-0735" order="1">Ng'ang'a PN</author>
                    <author ORCID="0000-0001-8232-8787" order="2">Folz J</author>
                    <author order="3">Kucher S</author>
                    <author ORCID="0000-0002-7276-3467" order="4">Roderer D</author>
                    <author ORCID="0000-0002-8888-786X" order="5">Xu Y</author>
                    <author ORCID="0000-0002-4496-7489" order="6">Sitsel O</author>
                    <author ORCID="0000-0003-3106-6574" order="7">Belyy A</author>
                    <author ORCID="0000-0001-7448-9951" order="8">Prumbaum D</author>
                    <author order="9">Kuhnemuth R</author>
                    <author ORCID="0000-0003-2352-685X" order="10">Assafa TE</author>
                    <author ORCID="0000-0002-1744-7293" order="11">Dong M</author>
                    <author ORCID="0000-0002-5171-149X" order="12">Seidel CAM</author>
                    <author ORCID="0000-0003-2450-5161" order="13">Bordignon E</author>
                    <author ORCID="0000-0001-9373-3016" order="14">Raunser S</author>
                    <title>Multistate kinetics of the syringe-like injection mechanism of Tc toxins.</title>
                    <journal_abbreviation>Sci Adv</journal_abbreviation>
                    <country>US</country>
                    <volume>11</volume>
                    <first_page>eadr2019</first_page>
                    <last_page>eadr2019</last_page>
                    <year>2025</year>
                    <external_references type="PUBMED">39752508</external_references>
                    <external_references type="DOI">doi:10.1126/sciadv.adr2019</external_references>
                    <external_references type="ISSN">2375-2548</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>8cq0</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>TcdA1</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>TcdA1</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="29488">Photorhabdus luminescens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">1.5</theoretical>
                </molecular_weight>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>TcdA1</name>
                <natural_source database="NCBI">
                    <organism ncbi="29488">Photorhabdus luminescens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.285489844</theoretical>
                </molecular_weight>
                <number_of_copies>5</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MAHHHHHHSSGLEVLFQGPMNESVKEIPDVLKSQCGFNCLTDISHSSFNEFRQQVSEHLSWSETHDLYHDAQQAQKDNRL
YEARILKRANPQLQNAVHLAILAPNAELIGYNNQFSGRASQYVAPGTVSSMFSPAAYLTELYREARNLHASDSVYYLDTR
RPDLKSMALSQQNMDIELSTLSLSNELLLESIKTESKLENYTKVMEMLSTFRPSGATPYHDAYENVREVIQLQDPGLEQL
NASPAIAGLMHQASLLGINASISPELFNILTEEITEGNAEELYKKNFGNIEPASLAMPEYLKRYYNLSDEELSQFIGKAS
NFGQQEYSNNQLITPVVNSSDGTVKVYRITREYTTNAYQMDVELFPFGGENYRLDYKFKNFYNASYLSIKLNDKRELVRT
EGAPQVNIEYSANITLNTADISQPFEIGLTRVLPSGSWAYAAAKFTVEEYNQYSFLLKLNKAIRLSRATELSPTILEGIV
RSVNLQLDINTDVLGKVFLTKYYMQRYAIHAETALILCNAPISQRSYDNQPSQFDRLFNTPLLNGQYFSTGDEEIDLNSG
STGDWRKTILKRAFNIDDVSLFRLLWITDHDNKDGKIKNNLKNLSNLYIGKLLADIHQLTIDELDLLLIAVGEGKTNLSA
ISDKQLATLIRKLNTITSWLHTQKWSVFQLFIMTSTSYNKTLTPEIKNLLDTVYHGLQGFDKDKADLLHVMAPYIAATLQ
LSSENVAHSVLLWADKLQPGDGAMTAEKFWDWLNTKYTPGSSEAVETQEHIVQYCQALAQLEMVYHSTGINENAFRLFVT
KPEMFGAATGAAPAHDALSLIMLTRFADWVNALGEKASSVLAAFEANSLTAEQLADAMNLDANLLLQASIQAQNHQHLPP
VTPENAFSCWTSINTILQWVNVAQQLNVAPQGVSALVGLDYIQSMKETPTYAQWENAAGVLTAGLNSQQANTLHAFLDES
RSAALSTYYIRQVAKAAAAIKSRDDLYQYLLIDNQVSAAIKTTRIAEAIASIQLYVNRALENVEENANSGVISRQFFIDW
DKYNKRYSTWAGVSQLVYYPENYIDPTMRIGQTKMMDALLQSVSQSQLNADTVEDAFMSYLTSFEQVANLKVISAYHDNI
NNDQGLTYFIGLSETDAGEYYWRSVDHSKFNDGKFAANAWSEWHKIDCPINPYKSTIRPVIYKSRLYLLWLEQKEITKQT
GNSKDGYQTETDYRYELKLAHIRYDGTWNTPITFDVNKKISELKLEKNRAPGLYCAGYQGEDTLLVMFYNQQDTLDSYKN
ASMQGLYIFADMASKDMTPEQSNVYRDNSYQQFDTNNVRRVNNRYAEDYEIPSSVSSRKDYGWGDYYLSMVYNGDIPTIN
YKAASSDLKIYISPKLRIIHNGYEGQKRNQCNLMNKYGKLGDKFIVYTSLGVNPNNSSNKLMFYPVYQYSGNTSGLNQGR
LLFHRDTTYPSKVEAWIPGAKRSLTNQNAAIGDDYATDSLNKPDDLKQYIFMTDSKGTATDVSGPVEINTAISPAKVQII
VKAGGKEQTFTADKDVSIQPSPSFDEMNYQFNALEIDGSGLNFINNSASIDVTFTAFAEDGRKLGYESFSIPVTLKVSTD
NALTLHHNENGAQYMQWQSYRTRLNTLFARQLVARATTGIDTILSMETQNIQEPQLGKGFYATFVIPPYNLSTHGDERWF
KLYIKHVVDNNSHIIYSGQLTDTNINITLFIPLDDVPLNQDYHAKVYMTFKKSPSDGTWWGPHFVRDDKGIVTINPKSIL
THFESVNVLNNISSEPMDFSGANSLYFWELFYYTPMLVAQRLLHEQNFDEANRWLKYVWSPSGYIVHGQIQNYQWNVRPL
LEDTSWNSDPLDSVDPDAVAQHDPMHYKVSTFMRTLDLLIARGDHAYRQLERDTLNEAKMWYMQALHLLGDKPYLPLSTT
WSDPRLDRAADITTQNAHDSAIVALRQNIPTPAPLSLRSANTLTDLFLPQINEVMMNYWQTLAQRVYNLRHNLSIDGQPL
YLPIYATPADPKALLSAAVATSQGGGWLPESFMSLWRFPHMLENARGMVSQLTQFGSTLQNIIERQDAEALNALLQNQAA
ELILTNLSIQDKTIEELDAEKTVLEKSKAGAQSRFDSYGKLYDENINAGENQAMTLRASAAGLTTAVQASRLAGAAADLV
PNIFGFAGGGSRWGAIAEATGYVMEFSANVMNTEADKISQSETYRRRRQEWEIQRNNAEAELKQIDAQLKSLAVRREAAV
LQKTSLKTQQEQTQSQLAFLQRKFSNQALYNWLRGRLAAIYFQFYDLAVARCLMAEQAYRWELNDDSARFIKPGAWQGTY
AGLLAGETLMLSLAQMEDAHLKRDKRALEVERTVSLAEVYAGLPKDNGPFSLAQEIDKLVSQGSGSAGSGNNNLAFGAGT
DTKTSLQASVSFADLKIREDYPASLGKIRRIKQISVTLPALLGPYQDVQAILSYGDKAGLANGCEALAVSHGMNDSGQFQ
LDFNDGKFLPFEGIAIDQGTLTLSFPNASMPEKGKQATMLKTLNDIILHIRYTIK</string>
                    <external_references type="UNIPROTKB">Q9RN43</external_references>
                </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>11.199999999999999</ph>
                        <component>
                            <concentration units="mM">100.0</concentration>
                            <formula>C9H19NO3S</formula>
                            <name>CAPS</name>
                        </component>
                        <component>
                            <concentration units="mM">150.0</concentration>
                            <formula>NaCl</formula>
                            <name>Sodium Chloride</name>
                        </component>
                        <component>
                            <concentration units="%">0.1</concentration>
                            <name>Tween-20</name>
                        </component>
                    </buffer>
                    <grid>
                        <model>Quantifoil R2/1</model>
                        <material>COPPER</material>
                        <mesh>300</mesh>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>CONTINUOUS</film_topology>
                            <film_thickness>2.0</film_thickness>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">286</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI TITAN KRIOS</microscope>
                    <illumination_mode>SPOT SCAN</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">1.5</nominal_defocus_min>
                    <nominal_defocus_max units="µm">3.0</nominal_defocus_max>
                    <nominal_magnification>81000.0</nominal_magnification>
                    <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>
                            <detector_mode>INTEGRATING</detector_mode>
                            <number_grids_imaged>2</number_grids_imaged>
                            <number_real_images>24611</number_real_images>
                            <average_electron_dose_per_image units="e/Å^2">57.0</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>
                <particle_selection>
                    <number_selected>936131</number_selected>
                </particle_selection>
                <startup_model type_of_model="PDB ENTRY">
                    <pdb_model>
                        <pdb_id>6RW6</pdb_id>
                    </pdb_model>
                </startup_model>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C5</point_group>
                    </applied_symmetry>
                    <algorithm>FOURIER SPACE</algorithm>
                    <resolution units="Å" res_type="BY AUTHOR">3.2</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                        </software>
                    </software_list>
                    <number_images_used>13356</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>SPHIRE</name>
                        </software>
                    </software_list>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                        </software>
                    </software_list>
                </final_angle_assignment>
                <final_three_d_classification>
                    <software_list>
                        <software>
                            <name>RELION</name>
                        </software>
                    </software_list>
                </final_three_d_classification>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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            <space_group>1</space_group>
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        <cell>
            <a units="Å">492.8</a>
            <b units="Å">492.8</b>
            <c units="Å">492.8</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
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        <label>::::EMDATABANK.org::::EMD-16792::::</label>
        <annotation_details>The local filtered map that was used for model building</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <refinement_protocol>FLEXIBLE FIT</refinement_protocol>
                <refinement_space>REAL</refinement_space>
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        <segmentation_list>
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                <file>emd_16792_msk_1.map</file>
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                <label>::::EMDATABANK.org::::EMD-16792::::</label>
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                <label>::::EMDATABANK.org::::EMD-16792::::</label>
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