<emdEntry accessCode="2139" version="1.9.6" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://github.com/emdb-empiar/emdb-schemas/tree/master/current/emdb.xsd">
    <admin>
        <lastUpdate>2012-10-10</lastUpdate>
    </admin>
    <deposition>
        <status>REL</status>
        <depositionDate>2012-06-25</depositionDate>
        <depositionSite>PDBe</depositionSite>
        <processingSite>PDBe</processingSite>
        <headerReleaseDate>2012-07-09</headerReleaseDate>
        <mapReleaseDate>2012-09-19</mapReleaseDate>
        <title>EM map of an influenza H3 hemagglutatin in complex with C05 Fab</title>
        <authors>Khayat R, Lee JH, Ekiert DC, Wilson IA, Ward AB</authors>
        <keywords>Influenza A, flu, hemagglutanin, HA neutralizing antibody, C5 fab, C05</keywords>
        <primaryReference published="true">
            <journalArticle>
                <authors>Ekiert DC, Kashyap AK, Steel J, Rubrum A, Bhabha G, Khayat R, Lee JH, Dillon MA, O'Neil RE, Faynboym AM, Horowitz M, Horowitz L, Ward AB, Palese P, Webby R, Lerner RA, Bhatt RR, Wilson IA</authors>
                <articleTitle>Cross-neutralization of influenza A viruses mediated by a single antibody loop.</articleTitle>
                <journal>NATURE</journal>
                <volume>489</volume>
                <firstPage>526</firstPage>
                <lastPage>532</lastPage>
                <year>2012</year>
                <externalReference type="pubmed">22982990</externalReference>
                <externalReference type="doi">doi:10.1038/nature11414</externalReference>
            </journalArticle>
        </primaryReference>
    </deposition>
    <map>
        <file format="CCP4" sizeKb="3908" type="map">emd_2139.map.gz</file>
        <dataType>Image stored as Reals</dataType>
        <dimensions>
            <numColumns>100</numColumns>
            <numRows>100</numRows>
            <numSections>100</numSections>
        </dimensions>
        <origin>
            <originCol>-50</originCol>
            <originRow>-50</originRow>
            <originSec>-50</originSec>
        </origin>
        <limit>
            <limitCol>49</limitCol>
            <limitRow>49</limitRow>
            <limitSec>49</limitSec>
        </limit>
        <spacing>
            <spacingCol>100</spacingCol>
            <spacingRow>100</spacingRow>
            <spacingSec>100</spacingSec>
        </spacing>
        <cell>
            <cellA units="A">218.0</cellA>
            <cellB units="A">218.0</cellB>
            <cellC units="A">218.0</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>-1.44750535</minimum>
            <maximum>8.02569771</maximum>
            <average>0E-8</average>
            <std>1.00000000</std>
        </statistics>
        <spaceGroupNumber>1</spaceGroupNumber>
        <details>::::EMDATABANK.org::::EMD-2139::::</details>
        <pixelSpacing>
            <pixelX units="A">2.18</pixelX>
            <pixelY units="A">2.18</pixelY>
            <pixelZ units="A">2.18</pixelZ>
        </pixelSpacing>
        <contourLevel source="author">1.4</contourLevel>
        <annotationDetails>Negative stain reconstruction of flu HA3 in complex with C5 fab</annotationDetails>
    </map>
    <supplement>
        <maskSet />
        <sliceSet />
        <figureSet>
            <figure>
                <file>emd_2139.png</file>
            </figure>
        </figureSet>
        <fscSet />
    </supplement>
    <sample>
        <numComponents>2</numComponents>
        <name>Influenza HA3 in complex with C5 Fab</name>
        <compDegree>One HA trimer binds to 3 fabs</compDegree>
        <sampleComponentList>
            <sampleComponent componentID="1">
                <entry>protein</entry>
                <sciName>Influenza A/Perth/16/2009 hemagglutinin</sciName>
                <synName>HA3</synName>
                <protein>
                    <numCopies>3</numCopies>
                    <oligomericDetails>Trimer</oligomericDetails>
                    <sciSpeciesStrain>A/Perth/16/2009</sciSpeciesStrain>
                    <sciSpeciesName ncbiTaxId="11320">Influenza A virus</sciSpeciesName>
                    <synSpeciesName>Flu</synSpeciesName>
                    <recombinantExpFlag>true</recombinantExpFlag>
                    <externalReferences />
                    <natSource />
                    <engSource>
                        <expSystem ncbiTaxId="10469">unidentified baculovirus</expSystem>
                        <vector>pDCE198</vector>
                    </engSource>
                </protein>
            </sampleComponent>
            <sampleComponent componentID="2">
                <entry>protein</entry>
                <sciName>C05 antibody fab fragment</sciName>
                <protein>
                    <oligomericDetails>Monomer</oligomericDetails>
                    <recombinantExpFlag>true</recombinantExpFlag>
                    <numCopies>3</numCopies>
                    <sciSpeciesName ncbiTaxId="9606">Homo sapiens</sciSpeciesName>
                    <synSpeciesName>Human</synSpeciesName>
                    <externalReferences />
                    <natSource />
                    <engSource>
                        <vector>pFastBacDual</vector>
                        <expSystem ncbiTaxId="10469">unidentified baculovirus</expSystem>
                    </engSource>
                </protein>
            </sampleComponent>
        </sampleComponentList>
    </sample>
    <experiment>
        <vitrification>
            <cryogenName>NONE</cryogenName>
            <instrument>NONE</instrument>
        </vitrification>
        <imaging>
            <astigmatism>Objective lens astigmatism corrected at 100,000x</astigmatism>
            <electronSource>FIELD EMISSION GUN</electronSource>
            <electronDose units="e/A**2">16</electronDose>
            <imagingMode>BRIGHT FIELD</imagingMode>
            <nominalDefocusMin units="nm">700</nominalDefocusMin>
            <temperatureMin units="Kelvin">293</temperatureMin>
            <nominalDefocusMax units="nm">900</nominalDefocusMax>
            <illuminationMode>FLOOD BEAM</illuminationMode>
            <temperatureMax units="Kelvin">293</temperatureMax>
            <details>Images taken from 0 to 55 degrees in 5 degree tilt increments</details>
            <detector>GENERIC GATAN (4k x 4k)</detector>
            <tiltAngleMin units="degrees">0</tiltAngleMin>
            <tiltAngleMax units="degrees">55</tiltAngleMax>
            <microscope>FEI TECNAI F20</microscope>
            <date>14-FEB-2012</date>
            <specimenHolderModel>SIDE ENTRY, EUCENTRIC</specimenHolderModel>
            <acceleratingVoltage units="kV">120</acceleratingVoltage>
            <nominalMagnification>100000</nominalMagnification>
        </imaging>
        <imageAcquisition>
            <numDigitalImages>269</numDigitalImages>
            <samplingSize units="microns">0.109</samplingSize>
            <quantBitNumber>16</quantBitNumber>
            <details>Images recorded using CCD</details>
        </imageAcquisition>
        <fitting />
        <specimenPreparation>
            <staining>Nano-W for 30 seconds</staining>
            <specimenConc units="mg/ml">0.1</specimenConc>
            <specimenSupportDetails>400 mesh copper grid</specimenSupportDetails>
            <specimenState>particle</specimenState>
            <buffer>
                <details>20mM HEPES pH 7.5, 50mM NaCl</details>
                <ph>7.5</ph>
            </buffer>
        </specimenPreparation>
    </experiment>
    <processing>
        <method>singleParticle</method>
        <reconstruction>
            <software>Sparx</software>
            <ctfCorrection>Micrograph and each particle</ctfCorrection>
            <resolutionByAuthor>17</resolutionByAuthor>
            <resolutionMethod>FSC 0.5</resolutionMethod>
        </reconstruction>
        <singleParticle>
            <numProjections>28766</numProjections>
            <details>Particles were selected using an automated particle picking program.</details>
            <appliedSymmetry>C3</appliedSymmetry>
        </singleParticle>
    </processing>
</emdEntry>