<?xml version="1.0" encoding="UTF-8"?>
<emd emdb_id="EMD-2042" version="3.0.1.9">
    <admin>
        <status_history_list>
            <status status_id="1">
                <code>HOLD</code>
            </status>
        </status_history_list>
        <current_status>
            <code>OBS</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2012-02-07</deposition>
            <header_release>2012-02-15</header_release>
            <map_release>2013-02-27</map_release>
            <obsolete>2013-04-17</obsolete>
            <update>2013-04-17</update>
        </key_dates>
        <title>Yersinia enterocolitica Injectisome in situ</title>
        <authors_list>
            <author>Kudryashev M</author>
            <author>Amstutz M</author>
            <author>Castano-Diez D</author>
            <author>Bleck CKE</author>
            <author>Kowal J</author>
            <author>Cornelis GR</author>
            <author>Stahlberg H</author>
        </authors_list>
        <keywords>Type III secretion, needle complex</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="false">
                    <author order="1">Kudryashev M</author>
                    <author order="2">Amstutz M</author>
                    <author order="3">Castano-Diez D</author>
                    <author order="4">Bleck CKE</author>
                    <author order="5">Kowal J</author>
                    <author order="6">Cornelis GR</author>
                    <author order="7">Stahlberg H</author>
                    <title>In situ structure of the Yersinia enterocolitica injectisome</title>
                    <journal>To Be Published</journal>
                </journal_citation>
            </primary_citation>
        </citation_list>
    </crossreferences>
    <sample>
        <name>Entire Injectisome/type III secretion system of Yersinia enterocolitica</name>
        <supramolecule_list>
            <sample_supramolecule supramolecule_id="1000">
                <name>Entire Injectisome/type III secretion system of Yersinia enterocolitica</name>
                <details>Individual injectisomes were extracted from tomograms of intact bacterial cells</details>
                <number_unique_components>1</number_unique_components>
            </sample_supramolecule>
            <organelle_or_cellular_component_supramolecule supramolecule_id="1">
                <name>Entire Injectisome/type III secretion system of Yersinia enterocolitica</name>
                <recombinant_exp_flag>false</recombinant_exp_flag>
                <natural_source database="NCBI">
                    <organism ncbi="630">Yersinia enterocolitica</organism>
                </natural_source>
                <recombinant_expression database="NCBI"/>
            </organelle_or_cellular_component_supramolecule>
        </supramolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>subtomogramAveraging</method>
            <specimen_preparation_list>
                <subtomogram_averaging_preparation preparation_id="1">
                    <buffer>
                        <details>PBS</details>
                    </buffer>
                    <staining>
                        <type>NEGATIVE</type>
                        <details>non-stained</details>
                    </staining>
                    <grid>
                        <details>Quantifoil holey carbon grid with 3.5/1 spacing</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">90</chamber_humidity>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                        <method>Blot for 2 seconds before plunging</method>
                    </vitrification>
                </subtomogram_averaging_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <subtomogram_averaging_microscopy microscopy_id="1">
                    <microscope>FEI TITAN KRIOS</microscope>
                    <illumination_mode>FLOOD BEAM</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">300</acceleration_voltage>
                    <nominal_cs units="mm">2.8</nominal_cs>
                    <nominal_defocus_min units="µm">-2.0</nominal_defocus_min>
                    <nominal_defocus_max units="µm">-15.0</nominal_defocus_max>
                    <nominal_magnification>19500.0</nominal_magnification>
                    <specimen_holder_model>OTHER</specimen_holder_model>
                    <temperature>
                        <temperature_average units="K">100</temperature_average>
                    </temperature>
                    <specialist_optics>
                        <energy_filter>
                            <name>Gatan post column Image Filter</name>
                            <lower_energy_threshold units="eV">0.0</lower_energy_threshold>
                            <upper_energy_threshold units="eV">20.0</upper_energy_threshold>
                        </energy_filter>
                    </specialist_optics>
                    <date>2010-01-01</date>
                    <image_recording_list>
                        <image_recording>
                            <film_or_detector_model category="CCD">GATAN ULTRASCAN 1000 (2k x 2k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">20</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                    <tilt_series>
                        <axis1>
                            <min_angle units="deg">-60</min_angle>
                            <max_angle units="deg">60</max_angle>
                        </axis1>
                    </tilt_series>
                </subtomogram_averaging_microscopy>
            </microscopy_list>
            <subtomogram_averaging_processing image_processing_id="1">
                <details>We used focal pair tomography in a combination with the standard sub-tomogram processing routines in AV3 (Forster et al, PNAS 2005) and Dynamo (Castano-Diez et al, 2012, www.dynamo-em.org). Average number of tilts used in the 3D reconstructions: 61. Average tomographic tilt angle increment: 2.</details>
                <final_reconstruction>
                    <algorithm>OTHER</algorithm>
                    <resolution units="Å" res_type="BY AUTHOR">37.0</resolution>
                    <resolution_method>OTHER</resolution_method>
                    <software_list>
                        <software>
                            <name>AV3,Dynamo</name>
                        </software>
                    </software_list>
                </final_reconstruction>
                <ctf_correction>
                    <details>Focal pair tomography</details>
                </ctf_correction>
            </subtomogram_averaging_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="8193">
        <file>emd_2042.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>128</col>
            <row>128</row>
            <sec>128</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>128</x>
            <y>128</y>
            <z>128</z>
        </spacing>
        <cell>
            <a units="Å">94.72</a>
            <b units="Å">94.72</b>
            <c units="Å">94.72</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>-4.04227829</minimum>
            <maximum>5.45056105</maximum>
            <average>-0.00742681</average>
            <std>1.00132513</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">0.74</x>
            <y units="Å">0.74</y>
            <z units="Å">0.74</z>
        </pixel_spacing>
        <annotation_details>Structure of Yersinia enterocolitica injectisome in situ, wild type</annotation_details>
        <details>::::EMDATABANK.org::::EMD-2042::::</details>
    </map>
</emd>
