<?xml version="1.0" encoding="UTF-8"?>
<emd xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="https://ftp.ebi.ac.uk/pub/databases/em_ebi/emdb_related/emdb-schemas/emdb_schemas/v3/v3_0_8_0/emdb.xsd" version="3.0.8.0" emdb_id="EMD-15118">
    <admin>
        <current_status>
            <date>2023-08-23</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2022-06-08</deposition>
            <header_release>2023-06-21</header_release>
            <map_release>2023-06-21</map_release>
            <update>2023-08-23</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Swiss National Science Foundation</funding_body>
                <country>Switzerland</country>
            </grant_reference>
        </grant_support>
        <title>13pf undecorated microtubule from recombinant human tubulin (alpha1B, beta3) lacking the C-terminal tail</title>
        <authors_list>
            <author>Ebberink E</author>
            <author>Fernandes S</author>
            <author ORCID="0000-0003-4382-4459">Hatzopoulos GN</author>
            <author>Agashe N</author>
            <author>Guidotti N</author>
            <author>Reichart T</author>
            <author>Reymond L</author>
            <author>Velluz MC</author>
            <author ORCID="0000-0002-3146-4815">Schneider FZ</author>
            <author>Pourroy C</author>
            <author>Janke C</author>
            <author ORCID="0000-0002-6305-6883">Gonczy P</author>
            <author ORCID="0000-0002-0629-1721">Aumeier C</author>
            <author ORCID="0000-0002-2991-3044">Fierz B</author>
        </authors_list>
        <keywords>tubulin, no tail, recombinant, semisynthetic, STRUCTURAL PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Ebberink E</author>
                    <author ORCID="0009-0003-3846-1304" order="2">Fernandes S</author>
                    <author ORCID="0000-0003-4382-4459" order="3">Hatzopoulos G</author>
                    <author order="4">Agashe N</author>
                    <author order="5">Chang PH</author>
                    <author order="6">Guidotti N</author>
                    <author ORCID="0000-0002-4015-1925" order="7">Reichart TM</author>
                    <author ORCID="0000-0001-5282-9273" order="8">Reymond L</author>
                    <author order="9">Velluz MC</author>
                    <author ORCID="0000-0002-3146-4815" order="10">Schneider F</author>
                    <author ORCID="0009-0009-1101-126X" order="11">Pourroy C</author>
                    <author order="12">Janke C</author>
                    <author order="13">Gonczy P</author>
                    <author ORCID="0000-0002-2991-3044" order="14">Fierz B</author>
                    <author ORCID="0000-0002-0629-1721" order="15">Aumeier C</author>
                    <title>Tubulin engineering by semi-synthesis reveals that polyglutamylation directs detyrosination.</title>
                    <journal_abbreviation>Nat.Chem.</journal_abbreviation>
                    <country>UK</country>
                    <volume>15</volume>
                    <first_page>1179</first_page>
                    <last_page>1187</last_page>
                    <year>2023</year>
                    <external_references type="PUBMED">37386282</external_references>
                    <external_references type="DOI">doi:10.1038/s41557-023-01228-8</external_references>
                    <external_references type="ISSN">1755-4349</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
    </crossreferences>
    <sample>
        <name>13pf microtubule from recombinant human tubulin lacking the C-terminal tail</name>
        <supramolecule_list>
            <organelle_or_cellular_component_supramolecule supramolecule_id="1">
                <name>13pf microtubule from recombinant human tubulin lacking the C-terminal tail</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
            </organelle_or_cellular_component_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>Tubulin alpha-1B</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <details>aa range 1-439; internal 6xHis tag in 40-loop; C-terminal TTP-tag</details>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7108">Spodoptera frugiperda</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MRECISIHVGQAGVQIGNACWELYCLEHGIQPDGQMPSDKTIHHHHHHGGGDDSFNTFFSETGAGKHVPRAVFVDLEPTVIDEVRTGTYRQLFHPEQLITGKEDAANNYARGHYTIGKEIIDLVLDRIRKLADQCTGLQGFLVFHSFGGGTGSGFTSLLMERLSVDYGKKSKLEFSIYPAPQVSTAVVEPYNSILTTHTTLEHSDCAFMVDNEAIYDICRRNLDIERPTYTNLNRLISQIVSSITASLRFDGALNVDLTEFQTNLVPYPRIHFPLATYAPVISAEKAYHEQLSVAEITNACFEPANQMVKCDPRHGKYMACCLLYRGDVVPKDVNAAIATIKTKRSIQFVDWCPTGFKVGINYQPPTVVPGGDLAKVQRAVCMLSNTTAIAEAWARLDHKFDLMYAKRAFVHWYVGEGMEEGEFSEAREDMAALEKDYEEVGVDSCLAYTGG</string>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>Tubulin beta-3</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <details>C-terminal FLAG-tag</details>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7108">Spodoptera frugiperda</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MREIVHIQAGQCGNQIGAKFWEVISDEHGIDPSGNYVGDSDLQLERISVYYNEASSHKYVPRAILVDLEPGTMDSVRSGAFGHLFRPDNFIFGQSGAGNNWAKGHYTEGAELVDSVLDVVRKECENCDCLQGFQLTHSLGGGTGSGMGTLLISKVREEYPDRIMNTFSVVPSPKVSDTVVEPYNATLSIHQLVENTDETYCIDNEALYDICFRTLKLATPTYGDLNHLVSATMSGVTTSLRFPGQLNADLRKLAVNMVPFPRLHFFMPGFAPLTARGSQQYRALTVPELTQQMFDAKNMMAACDPRHGRYLTVATVFRGRMSMKEVDEQMLAIQSKNSSYFVEWIPNNVKVAVCDIPPRGLKMSSTFIGNSTAIQELFKRISEQFTAMFRRKAFLHWYTGEGMDEMEFTEAESNMNDLVSEYQQYQDATAEEEGEMYEDDEEESEAQGPKENLYFQSSGGDYKDDDDK</string>
                </sequence>
            </protein_or_peptide>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>helical</method>
            <aggregation_state>helicalArray</aggregation_state>
            <specimen_preparation_list>
                <helical_preparation preparation_id="1">
                    <buffer>
                        <ph>6.8</ph>
                    </buffer>
                    <grid>
                        <model>Quantifoil R1.2/1.3</model>
                        <material>GOLD</material>
                        <mesh>300</mesh>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                    </vitrification>
                </helical_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <helical_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>
                    <c2_aperture_diameter units="µm">50.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">0.6</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.0</nominal_defocus_max>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>FEI FALCON IV (4k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">50.0</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </helical_microscopy>
            </microscopy_list>
            <helical_processing image_processing_id="1">
                <image_recording_id>1</image_recording_id>
                <final_reconstruction>
                    <applied_symmetry>
                        <helical_parameters>
                            <delta_z units="Å">9.46</delta_z>
                            <delta_phi units="deg">-27.67</delta_phi>
                            <axial_symmetry>C1</axial_symmetry>
                        </helical_parameters>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">3.68</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <number_images_used>1547805</number_images_used>
                </final_reconstruction>
                <startup_model type_of_model="INSILICO MODEL"/>
                <final_angle_assignment>
                    <type>NOT APPLICABLE</type>
                </final_angle_assignment>
            </helical_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="864001">
        <file>emd_15118.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>600</col>
            <row>600</row>
            <sec>600</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>600</x>
            <y>600</y>
            <z>600</z>
        </spacing>
        <cell>
            <a units="Å">555.6</a>
            <b units="Å">555.6</b>
            <c units="Å">555.6</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>-0.07056557</minimum>
            <maximum>0.2652068</maximum>
            <average>0.00054526865</average>
            <std>0.019388244</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">0.92599994</x>
            <y units="Å">0.92599994</y>
            <z units="Å">0.92599994</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.07</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-15118::::</label>
        <annotation_details>Human microtubules (alpha1B, beta3) lacking the C-terminal tail.</annotation_details>
    </map>
    <interpretation>
        <segmentation_list>
            <segmentation>
                <file>emd_15118_msk_1.map</file>
            </segmentation>
        </segmentation_list>
        <half_map_list>
            <half_map format="CCP4" size_kbytes="864001">
                <file>emd_15118_half_map_1.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>600</col>
                    <row>600</row>
                    <sec>600</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>600</x>
                    <y>600</y>
                    <z>600</z>
                </spacing>
                <cell>
                    <a units="Å">555.6</a>
                    <b units="Å">555.6</b>
                    <c units="Å">555.6</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>-0.12698442</minimum>
                    <maximum>0.25106636</maximum>
                    <average>0.00033374593</average>
                    <std>0.023901872</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">0.92599994</x>
                    <y units="Å">0.92599994</y>
                    <z units="Å">0.92599994</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-15118::::</label>
            </half_map>
            <half_map format="CCP4" size_kbytes="864001">
                <file>emd_15118_half_map_2.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>600</col>
                    <row>600</row>
                    <sec>600</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>600</x>
                    <y>600</y>
                    <z>600</z>
                </spacing>
                <cell>
                    <a units="Å">555.6</a>
                    <b units="Å">555.6</b>
                    <c units="Å">555.6</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>-0.1261442</minimum>
                    <maximum>0.24273549</maximum>
                    <average>0.0003314418</average>
                    <std>0.023999132</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">0.92599994</x>
                    <y units="Å">0.92599994</y>
                    <z units="Å">0.92599994</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-15118::::</label>
            </half_map>
        </half_map_list>
    </interpretation>
</emd>
