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    <admin>
        <current_status>
            <date>2024-11-20</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2018-05-23</deposition>
            <header_release>2018-08-22</header_release>
            <map_release>2019-08-14</map_release>
            <update>2024-11-20</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Knut and Alice Wallenberg Foundation</funding_body>
                <country>Sweden</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Swedish Research Council</funding_body>
                <code>NT_2015-04107</code>
                <country>Sweden</country>
            </grant_reference>
        </grant_support>
        <title>Neurturin-GFRa2-RET extracellular complex</title>
        <authors_list>
            <author>Bigalke JM</author>
            <author>Aibara S</author>
        </authors_list>
        <keywords>Neurotrophic signalling, Receptor tyrosine kinase, GDNF family of ligands, SIGNALING PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0002-3473-4390" order="1">Bigalke JM</author>
                    <author order="2">Aibara S</author>
                    <author ORCID="0000-0002-7084-6947" order="3">Roth R</author>
                    <author order="4">Dahl G</author>
                    <author order="5">Gordon E</author>
                    <author order="6">Dorbeus S</author>
                    <author ORCID="0000-0002-5302-1740" order="7">Amunts A</author>
                    <author ORCID="0000-0002-3237-2429" order="8">Sandmark J</author>
                    <title>Cryo-EM structure of the activated RET signaling complex reveals the importance of its cysteine-rich domain.</title>
                    <journal_abbreviation>Sci Adv</journal_abbreviation>
                    <country>US</country>
                    <volume>5</volume>
                    <first_page>eaau4202</first_page>
                    <last_page>eaau4202</last_page>
                    <year>2019</year>
                    <external_references type="PUBMED">31392261</external_references>
                    <external_references type="DOI">doi:10.1126/sciadv.aau4202</external_references>
                    <external_references type="ISSN">2375-2548</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>6gl7</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Neurturin-GFRa2-RET extracellular complex</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Neurturin-GFRa2-RET extracellular complex</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <molecular_weight>
                    <theoretical units="MDa">0.254</theoretical>
                </molecular_weight>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="2">
                <name>Neurturin</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="3">
                <name>GDNF family receptor alpha-2</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="4">
                <name>Proto-oncogene tyrosine-protein kinase receptor Ret</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>Neurturin</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.011706406</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>ARLGARPCGLRELEVRVSELGLGYASDETVLFRYCAGACEAAARVYDLGLRRLRQRRRLRRERVRAQPCCRPTAYEDEVS
FLDAHSRYHTVHELSARECACV</string>
                    <external_references type="UNIPROTKB">Q99748</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>GDNF family receptor alpha-2</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.047635629</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="10029">Cricetulus griseus</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>SPSSLQGPELHGWRPPVDCVRANELCAAESNCSSRYRTLRQCLAGRDRNTMLANKECQAALEVLQESPLYDCRCKRGMKK
ELQCLQIYWSIHLGLTEGEEFYEASPYEPVTSRLSDIFRLASIFSGTGADPVVSAKSNHCLDAAKACNLNDNCKKLRSSY
ISICNREISPTERCNRRKCHKALRQFFDRVPSEYTYRMLFCSCQDQACAERRRQTILPSCSYEDKEKPNCLDLRGVCRTD
HLCRSRLADFHANCRASYQTVTSCPADNYQACLGSYAGMIGFDMTPNYVDSSPTGIVVSPWCSCRGSGNMEEECEKFLRD
FTENPCLRNAIQAFGNGTDVNVSPKGPSFQATQAPRVEKTPSLPDDLSDSTSLGTSVITTCTSVQEQGLKANNSKELSMC
FTELTTNIIPGSNKVIKPNSHHHHHH</string>
                    <external_references type="UNIPROTKB">O00451</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>Proto-oncogene tyrosine-protein kinase receptor Ret</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.068651352</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="10029">Cricetulus griseus</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>LYFSRDAYWEKLYVDQAAGTPLLYVHALRDAPEEVPSFRLGQHLYGTYRTRLHENNWICIQEDTGLLYLNRSLDHSSWEK
LSVRNRGFPLLTVYLKVFLSPTSLREGECQWPGCARVYFSFFNTSFPACSSLKPRELCFPETRPSFRIRENRPPGTFHQF
RLLPVQFLCPNISVAYRLLEGEGLPFRCAPDSLEVSTRWALDREQREKYELVAVCTVHAGAREEVVMVPFPVTVYDEDDS
APTFPAGVDTASAVVEFKRKEDTVVATLRVFDADVVPASGELVRRYTSTLLPGDTWAQQTFRVEHWPNETSVQANGSFVR
ATVHDYRLVLNRNLSISENRTMQLAVLVNDSDFQGPGAGVLLLHFNVSVLPVSLHLPSTYSLSVSRRARRFAQIGKVCVE
NCQAFSGINVQYKLHSSGANCSTLGVVTSAEDTSGILFVNDTKALRRPKCAELHYMVVATDQQTSRQAQAQLLVTVEGSY
VAEEAGCPLSCAVSKRRLECEECGGLGSPTGRCEWRQGDGKGITRNFSTCSPSTKTCPDGHCDVVETQDINICPQDCLRG
SIVGGHEPGEPRGIKAGYGTCNCFPEEEKCFCEPEDIQDPLCDELCRENLYFQ</string>
                    <external_references type="UNIPROTKB">P07949</external_references>
                </sequence>
                <ec_number>2.7.10.1</ec_number>
            </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">
                    <buffer>
                        <ph>8.0</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_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>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K2 QUANTUM (4k x 4k)</film_or_detector_model>
                            <detector_mode>COUNTING</detector_mode>
                            <average_electron_dose_per_image units="e/Å^2">38.0</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </single_particle_microscopy>
            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
                <image_recording_id>1</image_recording_id>
                <startup_model type_of_model="INSILICO MODEL"/>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C2</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">6.3</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <number_images_used>186903</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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        <file>emd_0026.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>400</col>
            <row>400</row>
            <sec>400</sec>
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        <spacing>
            <x>400</x>
            <y>400</y>
            <z>400</z>
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        <cell>
            <a units="Å">419.99997</a>
            <b units="Å">419.99997</b>
            <c units="Å">419.99997</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>-0.033035327</minimum>
            <maximum>0.098938644</maximum>
            <average>0.0002195305</average>
            <std>0.002489064</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">1.05</x>
            <y units="Å">1.05</y>
            <z units="Å">1.05</z>
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        <contour_list>
            <contour primary="true">
                <level>0.0367</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-0026::::</label>
        <annotation_details>Consensus refinement with C2 symmetry applied.</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <refinement_protocol>FLEXIBLE FIT</refinement_protocol>
                <refinement_space>REAL</refinement_space>
                <overall_bvalue>220.0</overall_bvalue>
            </modelling>
        </modelling_list>
        <segmentation_list>
            <segmentation>
                <file>emd_0026_msk_1.map</file>
            </segmentation>
        </segmentation_list>
        <additional_map_list>
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                <file>emd_0026_additional_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>400</col>
                    <row>400</row>
                    <sec>400</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>400</x>
                    <y>400</y>
                    <z>400</z>
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                    <a units="Å">419.99997</a>
                    <b units="Å">419.99997</b>
                    <c units="Å">419.99997</c>
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                    <beta units="deg">90.0</beta>
                    <gamma units="deg">90.0</gamma>
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                    <medium>Y</medium>
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                <statistics>
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                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-0026::::</label>
                <annotation_details>Symmetry expanded refinement as C1</annotation_details>
            </additional_map>
        </additional_map_list>
        <half_map_list>
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                </symmetry>
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                    <row>400</row>
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                    <b units="Å">419.99997</b>
                    <c units="Å">419.99997</c>
                    <alpha units="deg">90.0</alpha>
                    <beta units="deg">90.0</beta>
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                <axis_order>
                    <fast>X</fast>
                    <medium>Y</medium>
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                <pixel_spacing>
                    <x units="Å">1.05</x>
                    <y units="Å">1.05</y>
                    <z units="Å">1.05</z>
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                        <source>AUTHOR</source>
                    </contour>
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                <label>::::EMDATABANK.org::::EMD-0026::::</label>
                <annotation_details>Half map one for consensus refinement map (C2_all_bfacauto.mrc)</annotation_details>
            </half_map>
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                <file>emd_0026_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>400</col>
                    <row>400</row>
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                    <col>0</col>
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                    <b units="Å">419.99997</b>
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                    <gamma units="deg">90.0</gamma>
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                    <fast>X</fast>
                    <medium>Y</medium>
                    <slow>Z</slow>
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                    <x units="Å">1.05</x>
                    <y units="Å">1.05</y>
                    <z units="Å">1.05</z>
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                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-0026::::</label>
                <annotation_details>Half map two for consensus refinement map (C2_all_bfacauto.mrc)</annotation_details>
            </half_map>
        </half_map_list>
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</emd>
