<emd emdb_id="EMD-5136" version="3.0.1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://github.com/emdb-empiar/emdb-schemas/blob/master/v3/v3_0_1_1/emdb_relaxed.xsd">
    <admin>
        <current_status>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2009-10-20</deposition>
            <header_release>2009-11-09</header_release>
            <map_release>2010-05-05</map_release>
            <update>2011-09-27</update>
        </key_dates>
        <title>CryoEM Structure of Tubular Assembly of HIV-1 CA and Evidence for a Novel Interface</title>
        <authors_list>
            <author>Byeon IL</author>
            <author>Meng X</author>
            <author>Jung J</author>
            <author>Zhao G</author>
            <author>Ahn J</author>
            <author>Concel J</author>
            <author>Aiken C</author>
            <author>Gronenborn AM</author>
            <author>Zhang P</author>
        </authors_list>
        <keywords />
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Byeon IJ</author>
                    <author order="2">Meng X</author>
                    <author order="3">Jung J</author>
                    <author order="4">Zhao G</author>
                    <author order="5">Yang R</author>
                    <author order="6">Ahn J</author>
                    <author order="7">Shi J</author>
                    <author order="8">Concel J</author>
                    <author order="9">Aiken C</author>
                    <author order="10">Zhang P</author>
                    <author order="11">Gronenborn AM</author>
                    <title>Structural convergence between Cryo-EM and NMR reveals intersubunit interactions critical for HIV-1 capsid function.</title>
                    <journal>CELL(CAMBRIDGE,MASS.)</journal>
                    <volume>139</volume>
                    <first_page>780</first_page>
                    <last_page>790</last_page>
                    <year>2009</year>
                    <external_references type="PUBMED">19914170</external_references>
                    <external_references type="DOI">doi:10.1016/j.cell.2009.10.010</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
    </crossreferences>
    <sample>
        <name>HIV-1 CA A92E</name>
        <supramolecule_list>
            <sample_supramolecule supramolecule_id="1000">
                <name>HIV-1 CA A92E</name>
                <details>component name, HIV-1 CA protein</details>
                <number_unique_components>6</number_unique_components>
            </sample_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name synonym="hexamer">HIV-1 CA protein</name>
                <natural_source database="NCBI">
                    <organism ncbi="12721">Human immunodeficiency virus</organism>
                    <synonym_organism>Human immunodeficiency virus</synonym_organism>
                </natural_source>
                <recombinant_exp_flag>true</recombinant_exp_flag>
                <recombinant_expression database="NCBI" />
                <sequence />
            </protein_or_peptide>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>helical</method>
            <aggregation_state>filament</aggregation_state>
            <specimen_preparation_list>
                <helical_preparation preparation_id="1">
                    <vitrification>
                        <cryogen_name>NITROGEN</cryogen_name>
                        <instrument>OTHER</instrument>
                    </vitrification>
                </helical_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <helical_microscopy microscopy_id="1">
                    <microscope>FEI POLARA 300</microscope>
                    <illumination_mode>SPOT SCAN</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">200</acceleration_voltage>
                    <specimen_holder_model>GATAN LIQUID NITROGEN</specimen_holder_model>
                    <specimen_holder>liquid nitrogen-cooled cryo specimen holder</specimen_holder>
                </helical_microscopy>
            </microscopy_list>
            <helical_processing image_processing_id="1">
                <final_reconstruction>
                    <resolution res_type="BY AUTHOR" units="&#8491;">16.0</resolution>
                    <resolution_method>FSC 0.5 CUT-OFF</resolution_method>
                </final_reconstruction>
            </helical_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="27001">
        <file>emd_5136.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>240</col>
            <row>240</row>
            <sec>120</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>240</x>
            <y>240</y>
            <z>120</z>
        </spacing>
        <cell>
            <a units="&#8491;">516</a>
            <b units="&#8491;">516</b>
            <c units="&#8491;">258</c>
            <alpha units="deg">90</alpha>
            <beta units="deg">90</beta>
            <gamma units="deg">90</gamma>
        </cell>
        <axis_order>
            <fast>X</fast>
            <medium>Y</medium>
            <slow>Z</slow>
        </axis_order>
        <statistics>
            <minimum>-0.0263844</minimum>
            <maximum>0.0278307</maximum>
            <average>0.00019507</average>
            <std>0.00626063</std>
        </statistics>
        <pixel_spacing>
            <x units="&#8491;">2.15</x>
            <y units="&#8491;">2.15</y>
            <z units="&#8491;">2.15</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.01</level>
                <source>EMDB</source>
            </contour>
        </contour_list>
        <annotation_details>This is a map of tubular assembly of HIV-1 CA</annotation_details>
        <details>::::EMDATABANK.org::::EMD-5136::::</details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <access_code>3DIK</access_code>
                </initial_model>
                <software_list>
                    <software>
                        <name>Chimera</name>
                    </software>
                </software_list>
                <refinement_space>REAL</refinement_space>
            </modelling>
        </modelling_list>
    </interpretation>
</emd>