<?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-14089">
    <admin>
        <current_status>
            <date>2024-07-17</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2021-12-24</deposition>
            <header_release>2023-03-29</header_release>
            <map_release>2023-03-29</map_release>
            <update>2024-07-17</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Wellcome Trust</funding_body>
                <country>United Kingdom</country>
            </grant_reference>
        </grant_support>
        <title>Portal protein assembly of the phicrAss001 virion with C12 symmetry imposed</title>
        <authors_list>
            <author>Bayfield OW</author>
            <author>Shkoporov AN</author>
            <author>Yutin N</author>
            <author>Khokhlova EV</author>
            <author>Smith JLR</author>
            <author>Hawkins DEDP</author>
            <author>Koonin EV</author>
            <author>Hill C</author>
            <author>Antson AA</author>
        </authors_list>
        <keywords>crAssphage, bacteriophage, virus, DNA virus, portal, connector</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Bayfield OW</author>
                    <author order="2">Shkoporov AN</author>
                    <author order="3">Yutin N</author>
                    <author order="4">Khokhlova EV</author>
                    <author order="5">Smith JLR</author>
                    <author order="6">Hawkins DEDP</author>
                    <author order="7">Koonin EV</author>
                    <author order="8">Hill C</author>
                    <author order="9">Antson AA</author>
                    <title>Structural atlas of a human gut crassvirus.</title>
                    <journal_abbreviation>Nature</journal_abbreviation>
                    <country>UK</country>
                    <volume>617</volume>
                    <first_page>409</first_page>
                    <last_page>416</last_page>
                    <year>2023</year>
                    <external_references type="PUBMED">37138077</external_references>
                    <external_references type="DOI">doi:10.1038/s41586-023-06019-2</external_references>
                    <external_references type="ISSN">1476-4687</external_references>
                    <external_references type="CSD">0006</external_references>
                    <external_references type="ASTM">NATUAS</external_references>
                </journal_citation>
            </primary_citation>
            <secondary_citation>
                <journal_citation published="true">
                    <author order="10">Antson A</author>
                    <author order="11">Bayfield O</author>
                    <author order="12">Shkoporov A</author>
                    <author order="13">Yutin N</author>
                    <author order="14">Khokhlova E</author>
                    <author order="15">Smith J</author>
                    <author order="16">Hawkins D</author>
                    <author order="17">Koonin E</author>
                    <author order="18">Hill C</author>
                    <title>Structural atlas of the most abundant human gut virus</title>
                    <journal_abbreviation>Res Sq</journal_abbreviation>
                    <country>US</country>
                    <year>2023</year>
                    <external_references type="DOI">doi:10.21203/rs.3.rs-1898492/v1</external_references>
                    <external_references type="ISSN">2693-5015</external_references>
                </journal_citation>
            </secondary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7qog</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Bacteroides phage crAss001</name>
        <supramolecule_list>
            <virus_supramolecule supramolecule_id="1">
                <name>Bacteroides phage crAss001</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_list>
                <sci_species_name ncbi="2301731">Bacteroides phage crAss001</sci_species_name>
                <virus_type>VIRION</virus_type>
                <virus_isolate>SPECIES</virus_isolate>
                <virus_enveloped>false</virus_enveloped>
                <virus_empty>false</virus_empty>
            </virus_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>Portal protein gp20</name>
                <natural_source database="NCBI">
                    <organism ncbi="2301731">Bacteroides phage crAss001</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.093122211</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MADFLNFPRQMLPFSKKTKQWRKDCLLWANQKTFFNYSLVRKSVIHKKINYDLLNGRLHMSDLELVLNPDGIKAAYIPDR
LQHYPIMNSKLNVLRGEESKRVFDFKVVVTNPNAISEIEDNKKNELLQRLQEMITDTSISEDEYNIKLEKLNDYYTYEWQ
DIREVRANELLNHYIKEYDIPLIFNNGFMDAMTCGEEIYQCDIVGGEPVIERVNPLKIRIFKSGYSNKVEDADMIILEDY
WSPGRVIDTYYDVLSPKDIKYIETMPDYIGQGAVDQMDNIDERYGFVNQNMIGDEITVRDGTYFFDPANLFTEGIANSLL
PYDLAGNLRVLRLYWKSKRKILKVKSYDPETGEEEWNFYPENYVVNKEAGEEVQSFWVNEAWEGTMIGNEIFVNMRPRLI
QYNRLNNPSRCHFGIVGSIYNLNDSRPFSLVDMMKPYNYLYDAIHDRLNKAIASNWGSILELDLSKVPKGWDVGKWMYYA
RVNHIAVIDSFKEGTIGASTGKLAGALNNAGKGMIETNIGNYIQQQINLLEFIKMEMADVAGISKQREGQISQRETVGGV
ERATLQSSHITEWLFTIHDDVKKRALECFLETAKVALKGRNKKFQYILSDTSTRVMEIDGDEFAEADYGLVVDNSNGTQE
LQQKLDTLAQAALQTQTLSFSTITKLYTSSSLAEKQRLIEKDEKQIRERQAQAQKEQLEAQQQIAAMQQQQKEAELLQKE
EANIRDNQTKIIIAQIQSEGGPDEEDGIMIDDYSPEAKANLAEKIREFDEKLKLDKDKLKLDKKKAETDASIKRQALRKK
SSTTNK</string>
                    <external_references type="UNIPROTKB">A0A385DT68</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>Ring protein 1 gp43</name>
                <natural_source database="NCBI">
                    <organism ncbi="2301731">Bacteroides phage crAss001</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.027479624999999997</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MVNNINWVKLPVILDRLLRHPLLTDLNLETAIQYTLDFISAMGLPNVYVDKIETIDIKEYRGELPCDLISINQVRLHKNG
IALRAMTDNFNAYPTHDHKEGDWYERGEPSFKTQGRVIFTSIKHEKVDISYKAIMLDDEGLPLIPDNPIFLKTLELYIKK
EWFTILFDMGKISPAVLNNTQQEYAFKAGQCNNEFVIPSVSEMEAITNMWNQLIPRVTEFRRGFKNLGDKEYIRVH</string>
                    <external_references type="UNIPROTKB">A0A385DT91</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>Ring protein 2 gp40</name>
                <natural_source database="NCBI">
                    <organism ncbi="2301731">Bacteroides phage crAss001</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.026216832</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MTYNELIYMVLDELKLSSDDSYYTPDHVIFLLVKYRSFLLKQRYSDIKKQIPDSDYQSICLDLIEVPAISGEPCEGSSYL
RSKNKVPTTMMIGNPRVYPMDFYQGEITYISRDRMRYVGYNKFLRNIIYCSKAPDGYLYFKSWNPQFLHLEKVSFNAIFE
DAKEASEMACPEENGTICKLEDKEFPIEDALVPPLIELVVKELRGPEYSPKDEDNNAKDDLPDAR</string>
                    <external_references type="UNIPROTKB">A0A385DT87</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="4">
                <name>Cargo protein 1 gp45</name>
                <natural_source database="NCBI">
                    <organism ncbi="2301731">Bacteroides phage crAss001</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.090913836</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MAKKKIKRRGKMPPNIFDTGGQSWGQQSSGQFSNAFKGENLGNSIGSIGGAVGGIAQAGISNAQIADTSGIEAQNKAQKN
MVVGASSNDDLMSEWGSWNKVKDDYSWKDVRGGSTGQRVTNTIGAAGQGAAAGASVGGPIGAIVGGVVGLGSAIGGWLGG
NRKAKRKAKKLNKEAKEANERALTSFETRADNIDTQNDFNMLANFSAYGGPLEFGSGAIGYEFDNRYLNNQEMSAVAKQR
LTSLPNSFQALPEMNTYNAFAEGGGLSREKNYGSKKKPYPSVPSGDFAGPHRSYPIPTKADARDALRLAGLHGNESVRRK
VLAKYPSLKAFGGSLFDSVVGNNFNQSFTQGIQGMFQQEPEQTVQAANIAKDGGDIKIKEKNKGKFTAYCGGKVTEACIR
KGKNSSNPTTRKRATFAQNARNWNAFGGWLNTQGGDFTNGVTFINEGGSHEENPYQGIQIGVDPEGAPNLVEQGEVVYDD
YVFSDRMEIPDDIRKEYKLRGKTFAKAAKSAQRESEERPNDPLSTKGLQAAMERIATAQEEARQRKEAHREGNEYPSMFA
YGGDTNPYGLALEDPMSVEELEALMVQSGETGEIAPEGNNGNRQTWTRYAPIIGSGLASLSDLFSKPDYDSADLISGVDL
GAEAVGYAPIGNYLSYRPLDRDFYINKMNQQAAATRRGLMNTSGGNRLNAQAGILAADYNYGQNMGNLARQAEEYNQQLR
ERVEAFNRGTNMFNTETGLKASMFNAESRNAAKRARLGQATTVAQLRQGIKDQDAARRSANITNFLQGLGDMGWENEQAN
WLDTLAKSGVLKMNTKGEYTGGTKKAKGGKVRTKKKKGLTYG</string>
                    <external_references type="UNIPROTKB">A0A385DV85</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>7.5</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 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>
                    <nominal_defocus_min units="µm">0.3</nominal_defocus_min>
                    <nominal_defocus_max units="µm">1.5</nominal_defocus_max>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>FEI FALCON III (4k x 4k)</film_or_detector_model>
                            <detector_mode>INTEGRATING</detector_mode>
                            <average_electron_dose_per_image units="e/Å^2">51.0</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>
                    <applied_symmetry>
                        <point_group>C12</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">3.09</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.1</version>
                        </software>
                    </software_list>
                    <number_images_used>122709</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>OTHER</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>OTHER</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.1</version>
                        </software>
                    </software_list>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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        <file>emd_14089.map.gz</file>
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            <space_group>1</space_group>
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        <modelling_list>
            <modelling>
                <refinement_protocol>AB INITIO MODEL</refinement_protocol>
                <refinement_space>REAL</refinement_space>
                <overall_bvalue>172.0</overall_bvalue>
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