<emd xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" emdb_id="EMD-1762" version="3.0.1.1" 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>PDBe</processing_site>
      </current_status>
      <sites>
         <deposition>PDBe</deposition>
         <last_processing>PDBe</last_processing>
      </sites>
      <key_dates>
         <deposition>2010-07-13</deposition>
         <header_release>2010-11-16</header_release>
         <map_release>2011-03-23</map_release>
         <update>2013-12-11</update>
      </key_dates>
      <title>Cryo-EM structure of the E. coli translating ribosome in complex with SRP and its receptor</title>
      <authors_list>
         <author>Estrozi LF</author>
         <author>Boehringer D</author>
         <author>Shan S-O</author>
         <author>Ban N</author>
         <author>Schaffitzel C</author>
      </authors_list>
      <keywords>Ribosome, Co-translational Targeting, Signal Recognition Particle, FtsY</keywords>
   </admin>
   <crossreferences>
      <citation_list>
         <primary_citation>
            <journal_citation published="true">
               <author order="1">Estrozi LF</author>
               <author order="2">Boehringer D</author>
               <author order="3">Shan SO</author>
               <author order="4">Ban N</author>
               <author order="5">Schaffitzel C</author>
               <title>Cryo-EM structure of the E. coli translating ribosome in complex with SRP and its receptor.</title>
               <journal>NAT.STRUCT.MOL.BIOL.</journal>
               <volume>18</volume>
               <first_page>88</first_page>
               <last_page>90</last_page>
               <year>2011</year>
               <external_references type="PUBMED">21151118</external_references>
               <external_references type="DOI">doi:10.1038/nsmb.1952</external_references>
            </journal_citation>
         </primary_citation>
      </citation_list>
      <pdb_list>
         <pdb_reference>
            <pdb_id>2xkv</pdb_id>
            <relationship>
               <in_frame>FULLOVERLAP</in_frame>
            </relationship>
         </pdb_reference>
      </pdb_list>
   </crossreferences>
   <sample>
      <name>Ribosome-nascent chain-SRP-FtsY complex</name>
      <supramolecule_list>
         <sample_supramolecule supramolecule_id="1000">
            <name>Ribosome-nascent chain-SRP-FtsY complex</name>
            <oligomeric_state>One SRP-FtsY complex bound to 70S ribosome</oligomeric_state>
            <number_unique_components>3</number_unique_components>
            <molecular_weight>
               <theoretical units="MDa">2.65</theoretical>
            </molecular_weight>
         </sample_supramolecule>
         <complex_supramolecule supramolecule_id="1">
            <name synonym="70S ribosome">70S ribosome</name>
            <recombinant_exp_flag>false</recombinant_exp_flag>
            <natural_source database="NCBI">
               <organism ncbi="562">Escherichia coli</organism>
            </natural_source>
            <recombinant_expression database="NCBI">
               </recombinant_expression>
            <molecular_weight>
               <theoretical units="MDa">2.5</theoretical>
            </molecular_weight>
            <ribosome-details>ribosome-prokaryote: ALL</ribosome-details>
         </complex_supramolecule>
      </supramolecule_list>
      <macromolecule_list>
         <protein_or_peptide macromolecule_id="1">
            <name>Signal Recognition Particle Protein</name>
            <natural_source database="NCBI">
               <organism ncbi="562">Escherichia coli</organism>
            </natural_source>
            <molecular_weight>
               <theoretical units="MDa">0.145</theoretical>
            </molecular_weight>
            <number_of_copies>1</number_of_copies>
            <oligomeric_state>Monomer</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">O07347</external_references>
            </sequence>
         </protein_or_peptide>
         <protein_or_peptide macromolecule_id="2">
            <name>Cell division protein FtsY</name>
            <natural_source database="NCBI">
               <organism ncbi="562">Escherichia coli</organism>
            </natural_source>
            <molecular_weight>
               <theoretical units="MDa">0.145</theoretical>
            </molecular_weight>
            <number_of_copies>1</number_of_copies>
            <oligomeric_state>Monomer</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">P83749</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">
               <concentration units="mg/mL">0.32</concentration>
               <buffer>
                  <ph>7.5</ph>
                  <details>50 mM Hepes-KOH, 100 mM KOAc, 8 mM Mg(OAc)2</details>
               </buffer>
               <grid>
                  <details>Carbon-coated lacey formvar grids</details>
               </grid>
               <vitrification>
                  <cryogen_name>ETHANE</cryogen_name>
                  <instrument>HOMEMADE PLUNGER</instrument>
                  <details>Vitrification instrument: Plunger</details>
               </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_defocus_min units="&#181;m">1.5</nominal_defocus_min>
               <nominal_defocus_max units="&#181;m">3.5</nominal_defocus_max>
               <nominal_magnification>50000.0</nominal_magnification>
               <calibrated_magnification>50000.0</calibrated_magnification>
               <specimen_holder_model>GATAN LIQUID NITROGEN</specimen_holder_model>
               <image_recording_list>
                  <image_recording>
                     <film_or_detector_model category="FILM">KODAK SO-163 FILM</film_or_detector_model>
                     <digitization_details>
                        <scanner>NIKON SUPER COOLSCAN 9000</scanner>
                     </digitization_details>
                  </image_recording>
               </image_recording_list>
               <specimen_holder>Eucentric</specimen_holder>
               <tilt_angle_min>0</tilt_angle_min>
               <tilt_angle_max>0</tilt_angle_max>
            </single_particle_microscopy>
         </microscopy_list>
         <singleparticle_processing image_processing_id="1">
            <final_reconstruction>
               <applied_symmetry>
                  <point_group>C1</point_group>
               </applied_symmetry>
               <resolution res_type="BY AUTHOR" units="&#8491;">13.5</resolution>
               <resolution_method>FSC 0.5 CUT-OFF</resolution_method>
               <number_images_used>28822</number_images_used>
            </final_reconstruction>
         </singleparticle_processing>
      </structure_determination>
   </structure_determination_list>
   <map format="CCP4" size_kbytes="3144">
      <file>emd_1762.map.gz</file>
      <symmetry>
         <space_group>1</space_group>
      </symmetry>
      <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
      <dimensions>
         <col>93</col>
         <row>93</row>
         <sec>93</sec>
      </dimensions>
      <origin>
         <col>0</col>
         <row>0</row>
         <sec>0</sec>
      </origin>
      <spacing>
         <x>93</x>
         <y>93</y>
         <z>93</z>
      </spacing>
      <cell>
         <a units="&#8491;">354.33</a>
         <b units="&#8491;">354.33</b>
         <c units="&#8491;">354.33</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>-0.0657185</minimum>
         <maximum>0.100835</maximum>
         <average>0.00020288</average>
         <std>0.00988419</std>
      </statistics>
      <pixel_spacing>
         <x units="&#8491;">3.81</x>
         <y units="&#8491;">3.81</y>
         <z units="&#8491;">3.81</z>
      </pixel_spacing>
      <contour_list>
         <contour primary="true">
            <level>0.009</level>
            <source>EMDB</source>
         </contour>
      </contour_list>
      <annotation_details>E. coli translating ribosome in complex with SRP and its receptor</annotation_details>
      <details>::::EMDATABANK.org::::EMD-1762::::</details>
   </map>
   <interpretation>
      <modelling_list>
         <modelling>
            <initial_model>
               <access_code>1DUL</access_code>
            </initial_model>
            <software_list>
               <software>
                  <name>CNS</name>
               </software>
            </software_list>
            <refinement_space>REAL</refinement_space>
         </modelling>
         <modelling>
            <initial_model>
               <access_code>1OKK</access_code>
            </initial_model>
            <software_list>
               <software>
                  <name>CNS</name>
               </software>
            </software_list>
            <refinement_space>REAL</refinement_space>
         </modelling>
      </modelling_list>
   </interpretation>
</emd>