<emd emdb_id="EMD-6087" 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>2014-09-07</deposition>
            <header_release>2014-10-08</header_release>
            <map_release>2014-11-05</map_release>
            <update>2015-01-21</update>
        </key_dates>
        <title>Single particle cryo-EM reconstruction of ABC transporter TmrAB</title>
        <authors_list>
            <author>Kim JM</author>
            <author>Wu S</author>
            <author>Tomasiak T</author>
            <author>Mergel C</author>
            <author>Winter MB</author>
            <author>Stiller S</author>
            <author>Robles-Colmanares Y</author>
            <author>Stroud RM</author>
            <author>Tampe R</author>
            <author>Craik CS</author>
            <author>Cheng Y</author>
        </authors_list>
        <keywords>ABC transporter, TmrAB</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Kim JM</author>
                    <author order="2">Wu S</author>
                    <author order="3">Tomasiak TM</author>
                    <author order="4">Mergel C</author>
                    <author order="5">Winter MB</author>
                    <author order="6">Stiller SB</author>
                    <author order="7">Robles-Colmanares Y</author>
                    <author order="8">Stroud RM</author>
                    <author order="9">Tampe R</author>
                    <author order="10">Craik CS</author>
                    <author order="11">Cheng Y</author>
                    <title>Subnanometer-resolution electron cryomicroscopy structure of a heterodimeric ABC exporter</title>
                    <journal>NATURE</journal>
                    <volume>517</volume>
                    <first_page>396</first_page>
                    <last_page>400</last_page>
                    <year>2015</year>
                    <external_references type="PUBMED">25363761</external_references>
                    <external_references type="DOI">doi:10.1038/nature13872</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
    </crossreferences>
    <sample>
        <name>TmrAB</name>
        <supramolecule_list>
            <sample_supramolecule supramolecule_id="1000">
                <name>TmrAB</name>
                <details>single particle; sample was monodisperse</details>
                <oligomeric_state>heterodimer</oligomeric_state>
                <number_unique_components>1</number_unique_components>
                <molecular_weight>
                    <experimental units="MDa">0.135</experimental>
                    <theoretical units="MDa">0.135</theoretical>
                </molecular_weight>
            </sample_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name synonym="TmrAB">ABC exporter</name>
                <natural_source database="NCBI">
                    <organism ncbi="274">Thermus thermophilus</organism>
                    <synonym_organism>thermophilic Gram-negative eubacterium</synonym_organism>
                </natural_source>
                <molecular_weight>
                    <experimental units="MDa">0.135</experimental>
                    <theoretical units="MDa">0.135</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <oligomeric_state>heterodimer</oligomeric_state>
                <recombinant_exp_flag>true</recombinant_exp_flag>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <sequence>
                    <external_references type="UNIPROTKB">Q72J05</external_references>
                </sequence>
            </protein_or_peptide>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>singleParticle</method>
            <aggregation_state>particle</aggregation_state>
            <specimen_preparation_list>
                <single_particle_preparation preparation_id="1">
                    <grid>
                        <details>Quantifoil grid</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <instrument>FEI VITROBOT MARK III</instrument>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI TECNAI F20</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>
                    <nominal_cs units="mm">2.12</nominal_cs>
                    <nominal_defocus_min units="&#181;m">2.0</nominal_defocus_min>
                    <nominal_defocus_max units="&#181;m">3.5</nominal_defocus_max>
                    <nominal_magnification>80000.0</nominal_magnification>
                    <specimen_holder_model>GATAN LIQUID NITROGEN</specimen_holder_model>
                    <date>2012-01-01</date>
                    <image_recording_list>
                        <image_recording>
                            <film_or_detector_model category="CCD">TVIPS TEMCAM-F816 (8k x 8k)</film_or_detector_model>
                        </image_recording>
                    </image_recording_list>
                    <specimen_holder>CT3500</specimen_holder>
                </single_particle_microscopy>
            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
                <ctf_correction>
                    <details>each particle</details>
                </ctf_correction>
                <final_reconstruction>
                    <resolution res_type="BY AUTHOR" units="&#8491;">10.0</resolution>
                    <resolution_method>OTHER</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                        </software>
                    </software_list>
                    <number_images_used>36000</number_images_used>
                </final_reconstruction>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="1025">
        <file>emd_6087.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>64</col>
            <row>64</row>
            <sec>64</sec>
        </dimensions>
        <origin>
            <col>-32</col>
            <row>-32</row>
            <sec>-32</sec>
        </origin>
        <spacing>
            <x>64</x>
            <y>64</y>
            <z>64</z>
        </spacing>
        <cell>
            <a units="&#8491;">239.36</a>
            <b units="&#8491;">239.36</b>
            <c units="&#8491;">239.36</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>-4.54654741</minimum>
            <maximum>15.486992839999999</maximum>
            <average>0.0</average>
            <std>1.0</std>
        </statistics>
        <pixel_spacing>
            <x units="&#8491;">3.74</x>
            <y units="&#8491;">3.74</y>
            <z units="&#8491;">3.74</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>5.5</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <annotation_details>3D reconstruction of TmrAB</annotation_details>
        <details>::::EMDATABANK.org::::EMD-6087::::</details>
    </map>
</emd>