<?xml version="1.0" encoding="UTF-8"?>
<emdEntry version="1.9.6" accessCode="8564">
    <admin>
        <lastUpdate>2017-06-21</lastUpdate>
    </admin>
    <deposition>
        <status>REL</status>
        <depositionDate>2017-01-19</depositionDate>
        <depositionSite>RCSB</depositionSite>
        <processingSite>RCSB</processingSite>
        <headerReleaseDate>2017-02-15</headerReleaseDate>
        <mapReleaseDate>2017-05-31</mapReleaseDate>
        <title>CryoEM structure of an influenza virus receptor-binding site antibody-antigen interface - Class 4</title>
        <authors>Liu Y, Pan J</authors>
        <fittedPDBEntryIdList>
            <fittedPDBEntryId>5uk2</fittedPDBEntryId>
        </fittedPDBEntryIdList>
        <primaryReference published="true">
            <journalArticle>
                <authors>Liu Y, Pan J, Jenni S, Raymond DD, Caradonna T, Do KT, Schmidt AG, Harrison SC, Grigorieff N</authors>
                <articleTitle>CryoEM Structure of an Influenza Virus Receptor-Binding Site Antibody-Antigen Interface.</articleTitle>
                <journal>J. Mol. Biol.</journal>
                <volume>429</volume>
                <firstPage>1829</firstPage>
                <lastPage>1839</lastPage>
                <year>2017</year>
                <externalReference type="pubmed">28506635</externalReference>
                <externalReference type="doi">doi:10.1016/j.jmb.2017.05.011</externalReference>
                <externalReference type="issn">1089-8638</externalReference>
                <externalReference type="csd">0070</externalReference>
                <externalReference type="astm">JMOBAK</externalReference>
            </journalArticle>
        </primaryReference>
    </deposition>
    <map>
        <file sizeKb="6913" type="map" format="CCP4">emd_8564.map.gz</file>
        <dataType>Image stored as Reals</dataType>
        <dimensions>
            <numRows>120</numRows>
            <numColumns>120</numColumns>
            <numSections>120</numSections>
        </dimensions>
        <origin>
            <originRow>-60</originRow>
            <originCol>-60</originCol>
            <originSec>-60</originSec>
        </origin>
        <limit>
            <limitRow>59</limitRow>
            <limitCol>59</limitCol>
            <limitSec>59</limitSec>
        </limit>
        <spacing>
            <spacingRow>120</spacingRow>
            <spacingCol>120</spacingCol>
            <spacingSec>120</spacingSec>
        </spacing>
        <cell>
            <cellA units="A">196.8</cellA>
            <cellB units="A">196.8</cellB>
            <cellC units="A">196.8</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>-3.741372</minimum>
            <maximum>8.258274999999999</maximum>
            <average>0.071280874</average>
            <std>0.45758796</std>
        </statistics>
        <spaceGroupNumber>1</spaceGroupNumber>
        <details></details>
        <pixelSpacing>
            <pixelX units="A">1.64</pixelX>
            <pixelY units="A">1.64</pixelY>
            <pixelZ units="A">1.64</pixelZ>
        </pixelSpacing>
        <contourLevel source="emdb">2.52</contourLevel>
        <annotationDetails>influenza virus receptor-binding site antibody-antigen interface - Class 4</annotationDetails>
    </map>
    <supplement>
        <figureSet/>
    </supplement>
    <sample>
        <numComponents>6</numComponents>
        <name>Influenza-virus hemagglutinin H1 complexed with K1915 single-chain variable-domain fragment</name>
        <molWtTheo units="MDa">0.32</molWtTheo>
        <details>The complex consists of three hemagglutinin head domains bound to three single-chain variable-domain fragments.</details>
        <sampleComponentList>
            <sampleComponent componentID="1">
                <entry>protein</entry>
                <sciName>Influenza-virus hemagglutinin H1 complexed with K1915 single-chain variable-domain fragment</sciName>
                <molWtTheo units="MDa">0.32</molWtTheo>
                <protein>
                    <sciSpeciesName ncbiTaxId="464623">Influenza A virus (A/Solomon Islands/3/2006(H1N1))</sciSpeciesName>
                    <recombinantExpFlag>false</recombinantExpFlag>
                    <natSource/>
                    <engSource>
                        <expSystem ncbiTaxId="7111">Trichoplusia ni</expSystem>
                        <expSystemCell>Hi-5</expSystemCell>
                    </engSource>
                    <details>The complex consists of three hemagglutinin head domains bound to three single-chain variable-domain fragments.</details>
                </protein>
            </sampleComponent>
            <sampleComponent componentID="2">
                <entry>protein</entry>
                <sciName>Hemagglutinin HA1</sciName>
                <molWtTheo units="MDa">0.036024344</molWtTheo>
                <protein>
                    <recombinantExpFlag>false</recombinantExpFlag>
                    <engSource>
                        <expSystem ncbiTaxId="464623">Influenza A virus (A/Solomon Islands/3/2006(H1N1))</expSystem>
                        <expSystemStrain>A/Solomon Islands/3/2006(H1N1)</expSystemStrain>
                        <vector>pFastBac</vector>
                    </engSource>
                </protein>
            </sampleComponent>
            <sampleComponent componentID="3">
                <entry>protein</entry>
                <sciName>Hemagglutinin HA2</sciName>
                <molWtTheo units="MDa">0.019841041</molWtTheo>
                <protein>
                    <recombinantExpFlag>false</recombinantExpFlag>
                    <engSource>
                        <expSystem ncbiTaxId="464623">Influenza A virus</expSystem>
                        <expSystemStrain>A/Solomon Islands/3/2006(H1N1)</expSystemStrain>
                        <vector>pFASTBAC</vector>
                    </engSource>
                </protein>
            </sampleComponent>
            <sampleComponent componentID="4">
                <entry>protein</entry>
                <sciName>scFv</sciName>
                <molWtTheo units="MDa">0.027629385</molWtTheo>
                <protein>
                    <recombinantExpFlag>false</recombinantExpFlag>
                    <engSource>
                        <expSystem ncbiTaxId="9606">Homo sapiens</expSystem>
                        <vector>pVRC</vector>
                    </engSource>
                </protein>
            </sampleComponent>
            <sampleComponent componentID="5">
                <entry>ligand</entry>
                <sciName>BETA-D-MANNOSE</sciName>
                <molWtTheo units="MDa">0.000180156</molWtTheo>
                <ligand>
                    <numCopies>3</numCopies>
                    <recombinantExpFlag>false</recombinantExpFlag>
                </ligand>
            </sampleComponent>
            <sampleComponent componentID="6">
                <entry>ligand</entry>
                <sciName>N-ACETYL-D-GLUCOSAMINE</sciName>
                <molWtTheo units="MDa">0.000221208</molWtTheo>
                <ligand>
                    <numCopies>30</numCopies>
                    <recombinantExpFlag>false</recombinantExpFlag>
                </ligand>
            </sampleComponent>
        </sampleComponentList>
    </sample>
    <experiment>
        <vitrification>
            <cryogenName>ETHANE</cryogenName>
            <humidity>90.0</humidity>
            <temperature units="Kelvin">298.0</temperature>
            <instrument>FEI VITROBOT MARK I</instrument>
        </vitrification>
        <imaging>
            <electronSource>FIELD EMISSION GUN</electronSource>
            <electronDose units="e/A**2">40.0</electronDose>
            <imagingMode>BRIGHT FIELD</imagingMode>
            <illuminationMode>FLOOD BEAM</illuminationMode>
            <detector>GATAN K2 (4k x 4k)</detector>
            <nominalCs units="mm">2.7</nominalCs>
            <calibratedMagnification>30444</calibratedMagnification>
            <temperatureMin units="Kelvin">70.0</temperatureMin>
            <temperatureMax units="Kelvin">70.0</temperatureMax>
            <microscope>FEI TITAN KRIOS</microscope>
            <specimenHolderModel>FEI TITAN KRIOS AUTOGRID HOLDER</specimenHolderModel>
            <acceleratingVoltage units="kV">300</acceleratingVoltage>
            <nominalMagnification>18000</nominalMagnification>
        </imaging>
        <imageAcquisition>
            <numDigitalImages>10281</numDigitalImages>
            <samplingSize units="microns">2.5</samplingSize>
            <details>The exposure rate was 8 electrons/physical pixel/second.</details>
        </imageAcquisition>
        <specimenPreparation>
            <specimenState>particle</specimenState>
            <specimenConc units="mg/ml">0.1</specimenConc>
            <buffer>
                <ph>8.</ph>
                <details>Beta-octylglucoside was added to a final concentration of 0.07% w/v to induce more variable particle orientations.</details>
            </buffer>
        </specimenPreparation>
    </experiment>
    <processing>
        <method>singleParticle</method>
        <reconstruction>
            <algorithm>FOURIER SPACE</algorithm>
            <software>Frealign</software>
            <resolutionByAuthor>4.8</resolutionByAuthor>
            <resolutionMethod>FSC 0.143 CUT-OFF</resolutionMethod>
            <details>Refinement and classification were limited to 10 Angstrom resolution.</details>
        </reconstruction>
        <singleParticle>
            <numProjections>142314</numProjections>
            <details>The particle images were normalized to have constant variance and zero average. Movies were processed using Unblur.</details>
        </singleParticle>
    </processing>
</emdEntry>
