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        <current_status>
            <date>2024-08-14</date>
            <code>REL</code>
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        </current_status>
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            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
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        <key_dates>
            <deposition>2024-07-03</deposition>
            <header_release>2024-08-14</header_release>
            <map_release>2024-08-14</map_release>
            <update>2024-08-14</update>
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        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>P41GM136508</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Howard Hughes Medical Institute (HHMI)</funding_body>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>MicroED structure of the C11 cysteine protease clostripain</title>
        <authors_list>
            <author>Ruma YN</author>
            <author>Bu G</author>
            <author>Hattne J</author>
            <author>Gonen T</author>
        </authors_list>
        <keywords>Hydrolase, protease, thiol protease</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Ruma YN</author>
                    <author order="2">Bu G</author>
                    <author order="3">Hattne J</author>
                    <author order="4">Gonen T</author>
                    <title>MicroED structure of the C11 cysteine protease clostripain.</title>
                    <journal_abbreviation>J Struct Biol X</journal_abbreviation>
                    <country>NE</country>
                    <volume>10</volume>
                    <first_page>100107</first_page>
                    <last_page>100107</last_page>
                    <year>2024</year>
                    <external_references type="PUBMED">39100863</external_references>
                    <external_references type="DOI">doi:10.1016/j.yjsbx.2024.100107</external_references>
                    <external_references type="ISSN">2590-1524</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>9cip</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Clostripain</name>
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            <complex_supramolecule supramolecule_id="1">
                <name>Clostripain</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="1498">Hathewaya histolytica</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.059</theoretical>
                </molecular_weight>
            </complex_supramolecule>
        </supramolecule_list>
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            <protein_or_peptide macromolecule_id="1">
                <name>Clostripain</name>
                <natural_source database="NCBI">
                    <organism ncbi="1498">Hathewaya histolytica</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.059805292999999995</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MLRRKVSTLLMTALITTSFLNSKPVYANPVTKSKDNNLKEVQQVTSKSNKNKNQKVTIMYYCDADNNLEGSLLNDIEEMK
TGYKDSPNLNLIALVDRSPRYSSDEKVLGEDFSDTRLYKIEHNKANRLDGKNEFPEISTTSKYEANMGDPEVLKKFIDYC
KSNYEADKYVLIMANHGGGAREKSNPRLNRAICWDDSNLDKNGEADCLYMGEISDHLTEKQSVDLLAFDACLMGTAEVAY
QYRPGNGGFSADTLVASSPVVWGPGFKYDKIFDRIKAGGGTNNEDDLTLGGKEQNFDPATITNEQLGALFVEEQRDSTHA
NGRYDQHLSFYDLKKAESVKRAIDNLAVNLSNENKKSEIEKLRGSGIHTDLMHYFDEYSEGEWVEYPYFDVYDLCEKINK
SENFSSKTKDLASNAMNKLNEMIVYSFGDPSNNFKEGKNGLSIFLPNGDKKYSTYYTSTKIPHWTMQSWYNSIDTVKYGL
NPYGKLSWCKDGQDPEINKVGNWFELLDSWFDKTNDVTGGVNHYQW</string>
                    <external_references type="UNIPROTKB">P09870</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="2">
                <name>SODIUM ION</name>
                <molecular_weight>
                    <theoretical units="MDa">2.299e-05</theoretical>
                </molecular_weight>
                <number_of_copies>7</number_of_copies>
                <formula>NA</formula>
            </ligand>
            <ligand macromolecule_id="3">
                <name>water</name>
                <molecular_weight>
                    <theoretical units="MDa">1.8015e-05</theoretical>
                </molecular_weight>
                <number_of_copies>6</number_of_copies>
                <formula>HOH</formula>
            </ligand>
        </macromolecule_list>
    </sample>
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        <structure_determination structure_determination_id="1">
            <method>electronCrystallography</method>
            <aggregation_state>threeDArray</aggregation_state>
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                        <ph>5.6</ph>
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                            <formula>NH(4)CH(3)CO(2)</formula>
                            <name>Ammonium acetate</name>
                        </component>
                        <component>
                            <concentration units="M">0.1</concentration>
                            <name>Sodium-citrate tribasic dihydrate</name>
                        </component>
                        <component>
                            <concentration units="%">30.0</concentration>
                            <name>PEG 4000</name>
                        </component>
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                        <model>Quantifoil R2/2</model>
                        <material>COPPER</material>
                        <mesh>200</mesh>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>HOLEY ARRAY</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <time units="s">45</time>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">95</chamber_humidity>
                        <chamber_temperature units="K">293</chamber_temperature>
                        <instrument>LEICA EM GP</instrument>
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                        <time units="DAY">1.0</time>
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                    <microscope>FEI TITAN KRIOS</microscope>
                    <illumination_mode>FLOOD BEAM</illumination_mode>
                    <imaging_mode>DIFFRACTION</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">300</acceleration_voltage>
                    <nominal_defocus_min units="µm">0.0</nominal_defocus_min>
                    <nominal_defocus_max units="µm">0.0</nominal_defocus_max>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
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                        <temperature_min units="K">93.0</temperature_min>
                        <temperature_max units="K">93.0</temperature_max>
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                            <name>TFS Selectris</name>
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                            <average_exposure_time units="s">5.0</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">0.04</average_electron_dose_per_image>
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                        <angle>70.0</angle>
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                    <resolution_method>DIFFRACTION PATTERN/LAYERLINES</resolution_method>
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                            <low_resolution units="Å">2.56</low_resolution>
                            <number_structure_factors>2318</number_structure_factors>
                            <phase_residual>54.5</phase_residual>
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                            <multiplicity>4.1</multiplicity>
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