<?xml version="1.0" encoding="UTF-8"?>
<emd emdb_id="EMD-29977">
    <admin>
        <current_status>
            <date>2023-07-19</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2023-03-07</deposition>
            <header_release>2023-07-12</header_release>
            <map_release>2023-07-12</map_release>
            <update>2023-07-19</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Not funded</funding_body>
            </grant_reference>
        </grant_support>
        <title>AP2 bound to an MSP1 nanodisc</title>
        <authors_list>
            <author ORCID="0000-0003-3816-2470">Sarsam RD</author>
            <author ORCID="0000-0002-6648-3442">Cannon KS</author>
            <author ORCID="0000-0003-1136-6000">Baker RW</author>
        </authors_list>
        <keywords>clathrin-dependent endocytosis, peripheral membrane protein, ENDOCYTOSIS</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">S Cannon K</author>
                    <author order="2">Sarsam RD</author>
                    <author order="3">Tedamrongwanish T</author>
                    <author order="4">Zhang K</author>
                    <author order="5">Baker RW</author>
                    <title>Lipid nanodiscs as a template for high-resolution cryo-EM structures of peripheral membrane proteins.</title>
                    <journal_abbreviation>J.Struct.Biol.</journal_abbreviation>
                    <country>US</country>
                    <volume>215</volume>
                    <first_page>107989</first_page>
                    <last_page>107989</last_page>
                    <year>2023</year>
                    <external_references type="PUBMED">37364761</external_references>
                    <external_references type="DOI">doi:10.1016/j.jsb.2023.107989</external_references>
                    <external_references type="ISSN">1095-8657</external_references>
                    <external_references type="CSD">0803</external_references>
                    <external_references type="ASTM">JSBIEM</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
    </crossreferences>
    <sample>
        <name>AP2 bound to MSP2N2 nanodisc</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>AP2 bound to MSP2N2 nanodisc</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_list>
                <details>Nanodiscs were assembled with a lipid mixture containing 75 mol% DOPC, 15 mol% DOPS, 10 mol% PIP2. Complex was formed by co-elution via gel filtration chromatography.</details>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.20398</theoretical>
                </molecular_weight>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>AP-2 complex subunit alpha-2</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MPAVSKGDGMRGLAVFISDIRNCKSKEAEIKRINKELANIRSKFKGDKALDGYSKKKYVCKLLFIFLLGHDIDFGHMEAVNLLSSNRYTEKQIGYLFISVLVNSNSELIRLINNAIKNDLASRNPTFMGLALHCIANVGSREMAEAFAGEIPKILVAGDTMDSVKQSAALCLLRLYRTSPDLVPMGDWTSRVVHLLNDQHLGVVTAATSLITTLAQKNPEEFKTSVSLAVSRLSRIVTSASTDLQDYTYYFVPAPWLSVKLLRLLQCYPPPEDPAVRGRLTECLETILNKAQEPPKSKKVQHSNAKNAVLFEAISLIIHHDSEPNLLVRACNQLGQFLQHRETNLRYLALESMCTLASSEFSHEAVKTHIETVINALKTERDVSVRQRAVDLLYAMCDRSNAQQIVAEMLSYLETADYSIREEIVLKVAILAEKYAVDYTWYVDTILNLIRIAGDYVSEEVWYRVIQIVINRDDVQGYAAKTVFEALQAPACHENLVKVGGYILGEFGNLIAGDPRSSPLIQFNLLHSKFHLCSVPTRALLLSTYIKFVNLFPEVKATIQDVLRSDSQLKNADVELQQRAVEYLRLSTVASTDILATVLEEMPPFPERESSILAKLKKKKGGSGLEVLFQ</string>
                    <external_references type="UNIPROTKB">P17427</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>AP-2 complex subunit beta</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MTDSKYFTTNKKGEIFELKAELNNEKKEKRKEAVKKVIAAMTVGKDVSSLFPDVVNCMQTDNLELKKLVYLYLMNYAKSQPDMAIMAVNSFVKDCEDPNPLIRALAVRTMGCIRVDKITEYLCEPLRKCLKDEDPYVRKTAAVCVAKLHDINAQMVEDQGFLDSLRDLIADSNPMVVANAVAALSEISESHPNSNLLDLNPQNINKLLTALNECTEWGQIFILDCLSNYNPKDDREAQSICERVTPRLSHANSAVVLSAVKVLMKFLELLPKDSDYYNMLLKKLAPPLVTLLSGEPEVQYVALRNINLIVQKRPEILKQEIKVFFVKYNDPIYVKLEKLDIMIRLASQANIAQVLAELKEYATEVDVDFVRKAVRAIGRCAIKVEQSAERCVSTLLDLIQTKVNYVVQEAIVVIRDIFRKYPNKYESIIATLCENLDSLDEPDARAAMIWIVGEYAERIDNADELLESFLEGFHDESTQVQLTLLTAIVKLFLKKPSETQELVQQVLSLATQDSDNPDLRDRGYIYWRLLSTDPVTAKEVVLSEKPLISEETDLIEPTLLDELICHIGSLASVYHKPPNAFVEGSHGIHRK</string>
                    <external_references type="UNIPROTKB">Q9DBG3</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>AP-2 complex subunit mu</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MIGGLFIYNHKGEVLISRVYRDDIGRNAVDAFRVNVIHARQQVRSPVTNIARTSFFHVKRSNIWLAAVTKQNVNAAMVFE
FLYKMCDVMAAYFGKISEENIKNNFVLIYELLDEILDFGYPQNSETGALKTFITQQGIKSQHQTKEEQSQITSQVTGQIGWRREGIKYRRNELFLDVLESVNLLMSPQGQVLSAHVSGRVVMKSYLSGMPECKFGMNDKIVIEKQGKGTADETSKS
GKQSIAIDDCTFHQCVRLSKFDSERSISFIPPDGEFELMRYRTTKDIILPFRVIPLVREVGRTKLEVKVVIKSNFKPSLL
AQKIEVRIPTPLNTSGVQVICMKGKAKYKASENAIVWKIKRMAGMKESQISAEIELLPTNDKKKWARPPISMNFEVPFAP
SGLKVRYLKVFEPKLNYSDHDVIKWVRYIGRSGIYETRC</string>
                    <external_references type="UNIPROTKB">P84091</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="4">
                <name>AP-2 complex subunit sigma</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MIRFILIQNRAGKTRLAKWYMQFDDDEKQKLIEEVHAVVTVRDAKHTNFVEFRNFKIIYRRYAGLYFCICVDVNDNNLAY
LEAIHNFVEVLNEYFHNVCELDLVFNFYKVYTVVDEMFLAGEIRETSQTKVLKQLLMLQSLE</string>
                    <external_references type="UNIPROTKB">P62744</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="5">
                <name>MSP1</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MGHHHHHHIEGRLKLLDNWDSVTSTFSKLREQLGPVTQEFWDNLEKETEGLRQEMSKDLEEVKAKVQPYLDDFQKKWQEEMELYRQKVEPLRAELQEGARQKLHELQEKLSPLGEEMRDRARAHVDALRTHLAPYSDELRQRLAARLEALKENGGARLAEYHAKATEHLSTLSEKAKPALEDLRQGLLPVLESFKVSFLSALEEYTKKLNTQ</string>
                </sequence>
            </protein_or_peptide>
        </macromolecule_list>
    </sample>
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            <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>
                        <details>20 mM HEPES pH 7.4, 100 mM NaCl</details>
                    </buffer>
                    <grid>
                        <model>Quantifoil R1.2/1.3</model>
                        <material>COPPER</material>
                        <mesh>300</mesh>
                        <pretreatment>
                            <type>PLASMA CLEANING</type>
                            <atmosphere>OTHER</atmosphere>
                        </pretreatment>
                        <details>TergeoEM Plasma Cleaner</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE-PROPANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">277</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                    </vitrification>
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                </single_particle_preparation>
            </specimen_preparation_list>
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                    <microscope>FEI TALOS ARCTICA</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>
                    <c2_aperture_diameter units="µm">100.0</c2_aperture_diameter>
                    <nominal_defocus_min units="µm">0.5</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.5</nominal_defocus_max>
                    <nominal_magnification>45000.0</nominal_magnification>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 BIOQUANTUM (6k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">55.0</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>
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                    <number_selected>1100000</number_selected>
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                </particle_selection>
                <startup_model type_of_model="OTHER">
                    <details>Ab initio model generation in cryoSPARC v3.2</details>
                </startup_model>
                <final_reconstruction>
                    <algorithm>BACK PROJECTION</algorithm>
                    <resolution units="Å" res_type="BY AUTHOR">4.2</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
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                    <type>MAXIMUM LIKELIHOOD</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
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                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-29977::::</label>
                <annotation_details>Half map B</annotation_details>
            </half_map>
            <half_map format="CCP4" size_kbytes="108001">
                <file>emd_29977_half_map_1.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>300</col>
                    <row>300</row>
                    <sec>300</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>300</x>
                    <y>300</y>
                    <z>300</z>
                </spacing>
                <cell>
                    <a units="Å">264.0</a>
                    <b units="Å">264.0</b>
                    <c units="Å">264.0</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>
                </axis_order>
                <statistics>
                    <minimum>-0.17234251</minimum>
                    <maximum>0.39179075</maximum>
                    <average>0.00057471264</average>
                    <std>0.01870004</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">0.88</x>
                    <y units="Å">0.88</y>
                    <z units="Å">0.88</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-29977::::</label>
                <annotation_details>Half map A</annotation_details>
            </half_map>
        </half_map_list>
    </interpretation>
</emd>
