<?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_9_2/emdb.xsd" version="3.0.9.2" emdb_id="EMD-23338">
    <admin>
        <current_status>
            <date>2024-03-06</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2021-01-22</deposition>
            <header_release>2021-06-02</header_release>
            <map_release>2021-06-02</map_release>
            <update>2024-03-06</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>R01GM072804</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS)</funding_body>
                <code>R21NS106968</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Welch Foundation</funding_body>
                <code>AU-2014-20190330</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>American Heart Association</funding_body>
                <code>18CDA34110086</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>P01GM063210</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Eye Institute (NIH/NEI)</funding_body>
                <code>R01EY025218</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Eye Institute (NIH/NEI)</funding_body>
                <code>R01EY026545</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>Structure of full-length IP3R1 channel solubilized in LNMG &amp; lipid in the apo-state</title>
        <authors_list>
            <author>Baker MR</author>
            <author>Fan G</author>
        </authors_list>
        <keywords>Calcium channel, lipids, MEMBRANE PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Baker MR</author>
                    <author order="2">Fan G</author>
                    <author order="3">Seryshev AB</author>
                    <author order="4">Agosto MA</author>
                    <author order="5">Baker ML</author>
                    <author order="6">Serysheva II</author>
                    <title>Cryo-EM structure of type 1 IP3R channel in a lipid bilayer</title>
                    <journal_abbreviation>Commun Biol</journal_abbreviation>
                    <country>UK</country>
                    <volume>4</volume>
                    <first_page>625</first_page>
                    <year>2021</year>
                    <external_references type="DOI">doi:10.1038/s42003-021-02156-4</external_references>
                    <external_references type="ISSN">2399-3642</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7lhf</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Type 1 inositol 1,4,5-trisphosphate receptor tetrameric protein complex</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Type 1 inositol 1,4,5-trisphosphate receptor tetrameric protein complex</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="10116">Rattus norvegicus</organism>
                    <organ>cerebellum</organ>
                    <organelle>endoplasmic reticulum</organelle>
                    <cellular_location>membrane</cellular_location>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">1.3</theoretical>
                </molecular_weight>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>Inositol 1,4,5-trisphosphate receptor type 1</name>
                <natural_source database="NCBI">
                    <organism ncbi="10116">Rattus norvegicus</organism>
                    <organ>cerebellum</organ>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.31208349999999996</theoretical>
                </molecular_weight>
                <number_of_copies>4</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>SSFLHIGDICSLYAEGSTNGFISTLGLVDDRCVVQPEAGDLNNPPKKFRDCLFKLCPMNRYSAQKQFWKAAKPGANSTTD
AVLLNKLHHAADLEKKQNETENRKLLGTVIQYGNVIQLLHLKSNKYLTVNKRLPALLEKNAMRVTLDEAGNEGSWFYIQP
FYKLRSIGDSVVIGDKVVLNPVNAGQPLHASSHQLVDNPGCNEVNSVNCNTSWKIVLFMKWSDNKDDILKGGDVVRLFHA
EQEKFLTCDEHRKKQHVFLRTTGRQSATSATSSKALWEVEVVQHDPCRGGAGYWNSLFRFKHLATGHYLAAEVDPDFEEE
CLEFQPSVDPDQDASRSRLRNAQEKMVYSLVSVPEGNDISSIFELDPTTLRGGDSLVPRNSYVRLRHLCTNTWVHSTNIP
IDKEEEKPVMLKIGTSPLKEDKEAFAIVPVSPAEVRDLDFANDASKVLGSIAGKLEKGTITQNERRSVTKLLEDLVYFVT
GGTNSGQDVLEVVFSKPNRERQKLMREQNILKQIFKLLQAPFTDCGDGPMLRLEELGDQRHAPFRHICRLCYRVLRHSQQ
DYRKNQEYIAKQFGFMQKQIGYDVLAEDTITALLHNNRKLLEKHITAAEIDTFVSLVRKNREPRFLDYLSDLCVSMNKSI
PVTQELICKAVLNPTNADILIETKLVLSRFEFEGVSTGENALEAGEDEEEVWLFWRDSNKEIRSKSVRELAQDAKEGQKE
DRDVLSYYRYQLNLFARMCLDRQYLAINEISGQLDVDLILRCMSDENLPYDLRASFCRLMLHMHVDRDPQEQVTPVKYAR
LWSEIPSEIAIDDYDSSGASKDEIKERFAQTMEFVEEYLRDVVCQRFPFSDKEKNKLTFEVVNLARNLIYFGFYNFSDLL
RLTKILLAILDCVHVTTIFPISKMTKGEENKGSNVMRSIHGVGELMTQVVLRGGGFLPMTPMAAAPEGNVKQAEPEKEDI
MVMDTKLKIIEILQFILNVRLDYRISCLLCIFKREFDESNSQSSETSSGNSSQEGPSNVPGALDFEHIEEQAEGIFGGSE
ENTPLDLDDHGGRTFLRVLLHLTMHDYPPLVSGALQLLFRHFSQRQEVLQAFKQVQLLVTSQDVDNYKQIKQDLDQLRSI
VEKSELWVYKGQGPDEPMDGASGENEHKKTEEGTSKPLKHESTSSYNYRVVKEILIRLSKLCVQESASVRKSRKQQQRLL
RNMGAHAVVLELLQIPYEKAEDTKMQEIMRLAHEFLQNFCAGNQQNQALLHKHINLFLNPGILEAVTMQHIFMNNFQLCS
EINERVVQHFVHCIETHGRNVQYIKFLQTIVKAEGKFIKKCQDMVMAELVNSGEDVLVFYNDRASFQTLIQMMRSERDRM
DENSPLFMYHIHLVELLAVCTEGKNVYTEIKCNSLLPLDDIVRVVTHEDCIPEVKIAYINFLNHCYVDTEVEMKEIYTSN
HMWKLFENFLVDICRACNNTSDRKHADSVLEKYVTEIVMSIVTTFFSSPFSDQSTTLQTRQPVFVQLLQGVFRVYHCNWL
MPSQKASVESCIRVLSDVAKSRAIAIPVDLDSQVNNLFLKSHNIVQKTAMNWRLSARNAARRDSVLAASRDYRNIIERLQ
DIVSALEDRLRPLVQAELSVLVDVLHRPELLFPENTDARRKCESGGFICKLIKHTKQLLEENEEKLCIKVLQTLREMMTK
DRGYGEKQISIDELENAELPQPPEAENSTEQELEPSPPLRQLEDHKRGEALRQILVNRYYGNIRPSGRRESLTSFGNGPL
SPGGPSKPGGGGGGPGSGSTSRGEMSLAEVQCHLDKEGASNLVIDLIMNASSDRVFHESILLAIALLEGGNTTIQHSFFC
RLTEDKKSEKFFKVFYDRMKVAQQEIKATVTVNTSDLGNKKKDDEVDRDAPSRKKAKEPTTQITEEVRDQLLEASAATRK
AFTTFRREADPDDHYQSGEGTQATTDKAKDDLEMSAVITIMQPILRFLQLLCENHNRDLQNFLRCQNNKTNYNLVCETLQ
FLDCICGSTTGGLGLLGLYINEKNVALINQTLESLTEYCQGPCHENQNCIATHESNGIDIITALILNDINPLGKKRMDLV
LELKNNASKLLLAIMESRHDSENAERILYNMRPKELVEVIKKAYMQGEVEFEDGENGEDGAASPRNVGHNIYILAHQLAR
HNKELQTMLKPGGQVDGDEALEFYAKHTAQIEIVRLDRTMEQIVFPVPSICEFLTKESKLRIYYTTERDEQGSKINDFFL
RSEDLFNEMNWQKKLRAQPVLYWCARNMSFWSSISFNLAVLMNLLVAFFYPFKGVRGGTLEPHWSGLLWTAMLISLAIVI
ALPKPHGIRALIASTILRLIFSVGLQPTLFLLGAFNVCNKIIFLMSFVGNCGTFTRGYRAMVLDVEFLYHLLYLLICAMG
LFVHEFFYSLLLFDLVYREETLLNVIKSVTRNGRPIILTAALALILVYLFSIVGYLFFKDDFILEVDRLPNETAGPETGE
SLANDFLYSDVCRVETGENCTSPAPKEELLPVEETEQDKEHTCETLLMCIVTVLSHGLRSGGGVGDVLRKPSKEEPLFAA
RVIYDLLFFFMVIIIVLNLIFGVIIDTFADLRSEKQKKEEILKTTCFICGLERDKFDNKTVTFEEHIKEEHNMWHYLCFI
VLVKVKDSTEYTGPESYVAEMIRERNLDWFPRMRAMSLVSSDSEGEQNELRNLQEKLESTMKLVTNLSGQLSELKDQMTE
QRKQKQRIGLLGHPPH</string>
                    <external_references type="UNIPROTKB">P29994</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="2">
                <name>(9R,11S)-9-({[(1S)-1-HYDROXYHEXADECYL]OXY}METHYL)-2,2-DIMETHYL-5,7,10-TRIOXA-2LAMBDA~5~-AZA-6LAMBDA~5~-PHOSPHAOCTACOSANE-6,6,11-TRIOL</name>
                <molecular_weight>
                    <theoretical units="MDa">0.0007671319999999999</theoretical>
                </molecular_weight>
                <number_of_copies>28</number_of_copies>
                <formula>PLX</formula>
            </ligand>
            <ligand macromolecule_id="3">
                <name>ZINC ION</name>
                <molecular_weight>
                    <theoretical units="MDa">6.5409e-05</theoretical>
                </molecular_weight>
                <number_of_copies>4</number_of_copies>
                <formula>ZN</formula>
            </ligand>
        </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>7.4</ph>
                    </buffer>
                    <grid>
                        <model>Quantifoil</model>
                        <material>COPPER</material>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>CONTINUOUS</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <time units="s">10</time>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">277</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>TFS 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">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">0.8</nominal_defocus_min>
                    <calibrated_defocus_max units="µm">3.5</calibrated_defocus_max>
                    <nominal_magnification>130000.0</nominal_magnification>
                    <calibrated_magnification>46943.0</calibrated_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <alignment_procedure>
                        <coma_free/>
                    </alignment_procedure>
                    <specialist_optics>
                        <energy_filter>
                            <name>GIF Bioquantum</name>
                            <slit_width units="eV">20</slit_width>
                        </energy_filter>
                    </specialist_optics>
                    <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>SUPER-RESOLUTION</detector_mode>
                            <digitization_details>
                                <dimensions>
                                    <width units="pixel">3840</width>
                                    <height units="pixel">3712</height>
                                </dimensions>
                                <frames_per_image>2-35</frames_per_image>
                            </digitization_details>
                            <number_real_images>19105</number_real_images>
                            <average_exposure_time units="s">0.2</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">42.0</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>
                <particle_selection>
                    <number_selected>1407714</number_selected>
                </particle_selection>
                <startup_model type_of_model="EMDB MAP">
                    <emdb_id>EMD-9248</emdb_id>
                    <details>filtered to 60 angstroms</details>
                </startup_model>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C4</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">2.96</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3</version>
                        </software>
                    </software_list>
                    <number_images_used>303481</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3</version>
                        </software>
                    </software_list>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3</version>
                        </software>
                    </software_list>
                </final_angle_assignment>
                <final_three_d_classification>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3</version>
                        </software>
                    </software_list>
                </final_three_d_classification>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="340737">
        <file>emd_23338.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>440</col>
            <row>440</row>
            <sec>440</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>440</x>
            <y>440</y>
            <z>440</z>
        </spacing>
        <cell>
            <a units="Å">470.80002</a>
            <b units="Å">470.80002</b>
            <c units="Å">470.80002</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>-0.045988806</minimum>
            <maximum>0.08710761</maximum>
            <average>0.00017737962</average>
            <std>0.0020697021</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">1.07</x>
            <y units="Å">1.07</y>
            <z units="Å">1.07</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.0112</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-23338::::</label>
        <annotation_details>Cryo-EM structure of full-length type 1 IP3R in LMNG (apo-state)</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <access_code>6MU2</access_code>
                    <chain>
                        <source_name>PDB</source_name>
                        <initial_model_type>experimental model</initial_model_type>
                    </chain>
                </initial_model>
                <refinement_protocol>FLEXIBLE FIT</refinement_protocol>
                <refinement_space>REAL</refinement_space>
            </modelling>
        </modelling_list>
    </interpretation>
</emd>
