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    <admin>
        <current_status>
            <date>2025-05-21</date>
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                            <category>chem_comp_atom</category>
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        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2019-03-27</deposition>
            <header_release>2019-06-05</header_release>
            <map_release>2020-01-29</map_release>
            <update>2025-05-21</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of Diabetes and Digestive and Kidney Disease (NIH/NIDDK)</funding_body>
                <code>DK036167</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>Cryo-EM structure of mouse RAG1/2 PRC complex (DNA0)</title>
        <authors_list>
            <author>Chen X</author>
            <author>Cui Y</author>
            <author>Zhou ZH</author>
            <author>Yang W</author>
            <author>Gellert M</author>
        </authors_list>
        <keywords>V(D)J recombination, DNA Transposition, RAG, SCID, RECOMBINATION, RECOMBINATION-DNA complex</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Chen X</author>
                    <author order="2">Cui Y</author>
                    <author order="3">Best RB</author>
                    <author order="4">Wang H</author>
                    <author order="5">Zhou ZH</author>
                    <author order="6">Yang W</author>
                    <author order="7">Gellert M</author>
                    <title>Cutting antiparallel DNA strands in a single active site.</title>
                    <journal_abbreviation>Nat.Struct.Mol.Biol.</journal_abbreviation>
                    <country>US</country>
                    <volume>27</volume>
                    <first_page>119</first_page>
                    <last_page>126</last_page>
                    <year>2020</year>
                    <external_references type="PUBMED">32015552</external_references>
                    <external_references type="DOI">doi:10.1038/s41594-019-0363-2</external_references>
                    <external_references type="ISSN">1545-9985</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>6oem</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>RAG1/2 pre-reaction complex</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>RAG1/2 pre-reaction complex</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>4</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>5</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>6</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>7</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>V(D)J recombination-activating protein 1</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.11938835199999999</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MAASLPSTLSFSSAPDEIQHPQIKFSEWKFKLFRVRSFEKAPEEAQKEKDSSEGKPYLEQSPVVPEKPGGQNSILTQRAL
KLHPKFSKKFHADGKSSDKAVHQARLRHFCRICGNRFKSDGHSRRYPVHGPVDAKTQSLFRKKEKRVTSWPDLIARIFRI
DVKADVDSIHPTEFCHDCWSIMHRKFSSSHSQVYFPRKVTVEWHPHTPSCDICFTAHRGLKRKRHQPNVQLSKKLKTVLN
HARRDRRKRTQARVSSKEVLKKISNCSKIHLSTKLLAVDFPAHFVKSISCQICEHILADPVETSCKHLFCRICILRCLKV
MGSYCPSCRYPCFPTDLESPVKSFLNILNSLMVKCPAQDCNEEVSLEKYNHHVSSHKESKETLVHINKGGRPRQHLLSLT
RRAQKHRLRELKIQVKEFADKEEGGDVKAVCLTLFLLALRARNEHRQADELEAIMQGRGSGLQPAVCLAIRVNTFLSCSQ
YHKMYRTVKAITGRQIFQPLHALRNAEKVLLPGYHPFEWQPPLKNVSSRTDVGIIDGLSGLASSVDEYPVDTIAKRFRYD
SALVSALMDMEEDILEGMRSQDLDDYLNGPFTVVVKESCDGMGDVSEKHGSGPAVPEKAVRFSFTVMRITIEHGSQNVKV
FEEPKPNSELCCKPLCLMLADESDHETLTAILSPLIAEREAMKSSELTLEMGGIPRTFKFIFRGTGYDEKLVREVEGLEA
SGSVYICTLCDTTRLEASQNLVFHSITRSHAENLQRYEVWRSNPYHESVEELRDRVKGVSAKPFIETVPSIDALHCDIGN
AAEFYKIFQLEIGEVYKHPNASKEERKRWQATLDKHLRKRMNLKPIMRMNGNFARKLMTQETVDAVCELIPSEERHEALR
ELMDLYLKMKPVWRSSCPAKECPESLCQYSFNSQRFAELLSTKFKYRYEGKITNYFHKTLAHVPEIIERDGSIGAWASEG
NQSGNKLFRRFRKMNARQSKCYEMEDVLKHHWLYTSKYLQKFMNAHNALKSSGFTMNSKETLGDPLGIEDSLESQDSMEF</string>
                    <external_references type="UNIPROTKB">P15919</external_references>
                </sequence>
                <ec_number>3.1.-.-</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>V(D)J recombination-activating protein 2</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.05913841</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSLQMVTVGHNIALIQPGFSLMNFDGQVFFFGQKGWPKRSCPTGVFHFDIKQNHLKLKPAIFSKDSCYLPPLRYPATCSY
KGSIDSDKHQYIIHGGKTPNNELSDKIYIMSVACKNNKKVTFRCTEKDLVGDVPEPRYGHSIDVVYSRGKSMGVLFGGRS
YMPSTQRTTEKWNSVADCLPHVFLIDFEFGCATSYILPELQDGLSFHVSIARNDTVYILGGHSLASNIRPANLYRIRVDL
PLGTPAVNCTVLPGGISVSSAILTQTNNDEFVIVGGYQLENQKRMVCSLVSLGDNTIEISEMETPDWTSDIKHSKIWFGS
NMGNGTIFLGIPGDNKQAMSEAFYFYTLRCSEEDLSEDQKIVSNSQTSTEDPGDSTPFEDSEEFCFSAEATSFDGDDEFD
TYNEDDEDDESVTGYWITCCPTCDVDINTWVPFYSTELNKPAMIYCSHGDGHWVHAQCMDLEERTLIHLSEGSNKYYCNE
HVQIARALQTPKRNPPLQKPPMKSLHKKGSGKVLTPAKKSFLRRLFD</string>
                    <external_references type="UNIPROTKB">P21784</external_references>
                </sequence>
            </protein_or_peptide>
            <dna macromolecule_id="3">
                <name>DNA (57-MER)</name>
                <natural_source database="NCBI">
                    <organism ncbi="83333">Escherichia coli K-12</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.018809023</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <sequence>
                    <string>(DC)(DG)(DG)(DG)(DT)(DT)(DT)(DT)(DT)(DG)(DT)(DC)(DT)(DG)(DG)(DC)(DT)(DT)(DC)(DA)
(DC)(DA)(DC)(DT)(DT)(DG)(DA)(DT)(DT)(DT)(DG)(DC)(DA)(DT)(DC)(DA)(DC)(DT)(DG)(DT)
(DG)(DT)(DA)(DA)(DG)(DA)(DC)(DA)(DG)(DG)(DC)(DC)(DA)(DG)(DA)(DT)(DC)(DC)(DA)(DG)
(DG)</string>
                </sequence>
                <classification>DNA</classification>
            </dna>
            <dna macromolecule_id="4">
                <name>DNA (46-MER)</name>
                <natural_source database="NCBI">
                    <organism ncbi="83333">Escherichia coli K-12</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.015275816999999999</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <sequence>
                    <string>(DC)(DC)(DT)(DG)(DG)(DA)(DT)(DC)(DT)(DG)(DG)(DC)(DC)(DT)(DG)(DT)(DC)(DT)(DT)(DA)
(DC)(DA)(DC)(DA)(DG)(DT)(DG)(DA)(DT)(DA)(DC)(DA)(DG)(DC)(DC)(DC)(DT)(DT)(DA)(DA)
(DC)(DA)(DA)(DA)(DA)(DA)(DC)(DC)(DC)(DG)</string>
                </sequence>
                <classification>DNA</classification>
            </dna>
            <dna macromolecule_id="5">
                <name>DNA (46-MER)</name>
                <natural_source database="NCBI">
                    <organism ncbi="83333">Escherichia coli K-12</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.015528941999999999</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <sequence>
                    <string>(DC)(DG)(DG)(DG)(DT)(DT)(DT)(DT)(DT)(DG)(DT)(DT)(DA)(DA)(DG)(DG)(DG)(DC)(DT)(DG)
(DT)(DA)(DT)(DC)(DA)(DC)(DT)(DG)(DT)(DG)(DT)(DA)(DA)(DG)(DA)(DC)(DA)(DG)(DG)(DC)
(DC)(DA)(DG)(DA)(DT)(DC)(DC)(DA)(DG)(DG)</string>
                </sequence>
                <classification>DNA</classification>
            </dna>
            <dna macromolecule_id="6">
                <name>DNA (57-MER)</name>
                <natural_source database="NCBI">
                    <organism ncbi="83333">Escherichia coli K-12</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.018792076</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <sequence>
                    <string>(DC)(DC)(DT)(DG)(DG)(DA)(DT)(DC)(DT)(DG)(DG)(DC)(DC)(DT)(DG)(DT)(DC)(DT)(DT)(DA)
(DC)(DA)(DC)(DA)(DG)(DT)(DG)(DA)(DT)(DG)(DC)(DA)(DA)(DA)(DT)(DC)(DA)(DA)(DG)(DT)
(DG)(DT)(DG)(DA)(DA)(DG)(DC)(DC)(DA)(DG)(DA)(DC)(DA)(DA)(DA)(DA)(DA)(DC)(DC)(DC)
(DG)</string>
                </sequence>
                <classification>DNA</classification>
            </dna>
            <protein_or_peptide macromolecule_id="7">
                <name>High mobility group protein B1</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.016444963</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="511693">Escherichia coli BL21</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>SYAFFVQTCREEHKKKHPDASVNFSEFSKKCSERWKTMSAKEKGKFEDMAKADKARYEREMKTYIPPKGETKKKFKDPNA
PKRPPSAFFLFCSEYRPKIKGEHPGLSIGDVAKKLGEMWNNTAADDKQPYEKKAAKLKEKY</string>
                    <external_references type="UNIPROTKB">P09429</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="8">
                <name>MAGNESIUM ION</name>
                <molecular_weight>
                    <theoretical units="MDa">2.4305e-05</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <formula>MG</formula>
            </ligand>
            <ligand macromolecule_id="9">
                <name>ZINC ION</name>
                <molecular_weight>
                    <theoretical units="MDa">6.5409e-05</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <formula>ZN</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">
                    <buffer>
                        <ph>7.4</ph>
                    </buffer>
                    <grid>
                        <details>unspecified</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI TITAN KRIOS</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>
                    <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">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>
                <ctf_correction>
                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
                </ctf_correction>
                <startup_model type_of_model="NONE"/>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">3.6</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <number_images_used>109865</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>NOT APPLICABLE</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>NOT APPLICABLE</type>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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        <symmetry>
            <space_group>1</space_group>
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        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>256</col>
            <row>256</row>
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            <y>256</y>
            <z>256</z>
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        <cell>
            <a units="Å">273.92</a>
            <b units="Å">273.92</b>
            <c units="Å">273.92</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>
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            <maximum>0.090047225</maximum>
            <average>0.0006140652</average>
            <std>0.0041229334</std>
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        <pixel_spacing>
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            <y units="Å">1.07</y>
            <z units="Å">1.07</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.0217</level>
                <source>AUTHOR</source>
            </contour>
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        <label>::::EMDATABANK.org::::EMD-20030::::</label>
        <annotation_details>structure of mouse RAG1/2 PRC complex</annotation_details>
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