<?xml version='1.0' encoding='utf-8'?>
<emdEntry accessCode="0422" version="1.9.6" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://github.com/emdb-empiar/emdb-schemas/blob/master/v1/v1_9/emdb_v1_9_6.xsd">
    <admin>
        <lastUpdate>2021-02-01</lastUpdate>
    </admin>
    <deposition>
        <status>OBS</status>
        <depositionDate>2018-12-10</depositionDate>
        <depositionSite>RCSB</depositionSite>
        <processingSite>RCSB</processingSite>
        <headerReleaseDate>2021-02-10</headerReleaseDate>
        <obsoletedDate>2021-02-10</obsoletedDate>
        <title>Structure of a Protein Complex</title>
        <authors>Zhao Y, Gouaux E</authors>
        <primaryReference published="false">
            <journalArticle>
                <authors>Zhao Y, Chen SS, Gouaux E</authors>
                <articleTitle>Structure of a Protein Complex</articleTitle>
                <journal>To Be Published</journal>
                <externalReference type="csd">0353</externalReference>
            </journalArticle>
        </primaryReference>
    </deposition>
    <map>
        <file format="CCP4" sizeKb="131073" type="map">emd_0422.map.gz</file>
        <dataType>Image stored as Reals</dataType>
        <dimensions>
            <numRows>320</numRows>
            <numColumns>320</numColumns>
            <numSections>320</numSections>
        </dimensions>
        <origin>
            <originRow>0</originRow>
            <originCol>0</originCol>
            <originSec>0</originSec>
        </origin>
        <limit>
            <limitRow>319</limitRow>
            <limitCol>319</limitCol>
            <limitSec>319</limitSec>
        </limit>
        <spacing>
            <spacingRow>320</spacingRow>
            <spacingCol>320</spacingCol>
            <spacingSec>320</spacingSec>
        </spacing>
        <cell>
            <cellA units="A">550.4</cellA>
            <cellB units="A">550.4</cellB>
            <cellC units="A">550.4</cellC>
            <cellAlpha units="degrees">90.0</cellAlpha>
            <cellBeta units="degrees">90.0</cellBeta>
            <cellGamma units="degrees">90.0</cellGamma>
        </cell>
        <axisOrder>
            <axisOrderFast>X</axisOrderFast>
            <axisOrderMedium>Y</axisOrderMedium>
            <axisOrderSlow>Z</axisOrderSlow>
        </axisOrder>
        <statistics>
            <minimum>-0.0767264</minimum>
            <maximum>0.23889424</maximum>
            <average>0.00044798778</average>
            <std>0.004797919</std>
        </statistics>
        <spaceGroupNumber>1</spaceGroupNumber>
        <details />
        <pixelSpacing>
            <pixelX units="A">1.72</pixelX>
            <pixelY units="A">1.72</pixelY>
            <pixelZ units="A">1.72</pixelZ>
        </pixelSpacing>
        <contourLevel source="author">0.044</contourLevel>
        <annotationDetails>A2A2A1A2 complex bound with MPQX</annotationDetails>
    </map>
    <sample>
        <numComponents>2</numComponents>
        <name>Tri Heteromeric A1A2A3A2 AMPA receptor</name>
        <sampleComponentList>
            <sampleComponent componentID="1">
                <entry>protein</entry>
                <sciName>Tri Heteromeric A1A2A3A2 AMPA receptor</sciName>
                <protein>
                    <sciSpeciesName ncbiTaxId="10116">Rattus norvegicus</sciSpeciesName>
                    <recombinantExpFlag>false</recombinantExpFlag>
                    <engSource>
                        <expSystem ncbiTaxId="9606">Homo sapiens</expSystem>
                        <vector>pCMVZeocin</vector>
                    </engSource>
                </protein>
            </sampleComponent>
            <sampleComponent componentID="2">
                <entry>protein</entry>
                <sciName>AMPA receptor</sciName>
                <protein>
                    <sciSpeciesName ncbiTaxId="10116">Norway rat</sciSpeciesName>
                    <recombinantExpFlag>false</recombinantExpFlag>
                </protein>
            </sampleComponent>
        </sampleComponentList>
    </sample>
    <experiment>
        <vitrification>
            <cryogenName>ETHANE</cryogenName>
            <humidity>100</humidity>
            <temperature units="Kelvin">295</temperature>
        </vitrification>
        <imaging>
            <electronSource>FIELD EMISSION GUN</electronSource>
            <electronDose units="e/A**2">54.0</electronDose>
            <imagingMode>BRIGHT FIELD</imagingMode>
            <illuminationMode>FLOOD BEAM</illuminationMode>
            <detector>GATAN K2 SUMMIT (4k x 4k)</detector>
            <microscope>FEI TITAN KRIOS</microscope>
            <specimenHolderModel>OTHER</specimenHolderModel>
            <acceleratingVoltage units="kV">300</acceleratingVoltage>
        </imaging>
        <imageAcquisition />
        <fitting>
            <pdbEntryIdList />
            <refProtocol>rigid body</refProtocol>
            <refSpace>REAL</refSpace>
        </fitting>
        <specimenPreparation>
            <specimenState>particle</specimenState>
            <specimenConc units="mg/ml">4</specimenConc>
            <buffer>
                <ph>8</ph>
            </buffer>
            <specimenSupportDetails>unspecified</specimenSupportDetails>
        </specimenPreparation>
    </experiment>
    <processing>
        <method>singleParticle</method>
        <reconstruction>
            <software>RELION</software>
            <resolutionByAuthor>6.5</resolutionByAuthor>
            <resolutionMethod>FSC 0.143 CUT-OFF</resolutionMethod>
        </reconstruction>
        <singleParticle>
            <numProjections>161000</numProjections>
        </singleParticle>
    </processing>
</emdEntry>