<?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_3/emdb.xsd" version="3.0.9.3" emdb_id="EMD-41409">
    <admin>
        <current_status>
            <date>2024-06-12</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2023-08-01</deposition>
            <header_release>2024-05-22</header_release>
            <map_release>2024-05-22</map_release>
            <update>2024-06-12</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)</funding_body>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>Cryo-EM structure of PCSK9 mimic HIT01-K21Q-R218E with AMG145 Fab</title>
        <authors_list>
            <author>Cheng J</author>
            <author>Kwong PD</author>
        </authors_list>
        <keywords>PCSK9 mimic, vaccine, STRUCTURAL PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Zhang B</author>
                    <author order="2">Chuang GY</author>
                    <author order="3">Biju A</author>
                    <author order="4">Biner D</author>
                    <author order="5">Cheng J</author>
                    <author order="6">Wang Y</author>
                    <author order="7">Bao S</author>
                    <author order="8">Chao CW</author>
                    <author order="9">Lei H</author>
                    <author order="10">Liu T</author>
                    <author order="11">Nazzari AF</author>
                    <author order="12">Yang Y</author>
                    <author order="13">Zhou T</author>
                    <author order="14">Chen SJ</author>
                    <author order="15">Chen X</author>
                    <author order="16">Kong WP</author>
                    <author order="17">Ou L</author>
                    <author order="18">Parchment DK</author>
                    <author order="19">Sarfo EK</author>
                    <author order="20">SiMa H</author>
                    <author order="21">Todd JP</author>
                    <author order="22">Wang S</author>
                    <author order="23">Woodward RA</author>
                    <author order="24">Cheng C</author>
                    <author order="25">Rawi R</author>
                    <author order="26">Mascola JR</author>
                    <author order="27">Kwong PD</author>
                    <title>Cholesterol reduction by immunization with a PCSK9 mimic.</title>
                    <journal_abbreviation>Cell Rep</journal_abbreviation>
                    <country>US</country>
                    <volume>43</volume>
                    <first_page>114285</first_page>
                    <last_page>114285</last_page>
                    <year>2024</year>
                    <external_references type="PUBMED">38819987</external_references>
                    <external_references type="DOI">doi:10.1016/j.celrep.2024.114285</external_references>
                    <external_references type="ISSN">2211-1247</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
    </crossreferences>
    <sample>
        <name>HIT01-K21Q-R218E with AMG145 Fab</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>HIT01-K21Q-R218E with AMG145 Fab</name>
                <parent>0</parent>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_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>
                    <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>
                    <nominal_defocus_min units="µm">1.0</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.5</nominal_defocus_max>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 (6k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">66.47</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="PDB ENTRY">
                    <pdb_model>
                        <pdb_id>3H42</pdb_id>
                    </pdb_model>
                </startup_model>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">5.48</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <number_images_used>328000</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>ANGULAR RECONSTITUTION</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>ANGULAR RECONSTITUTION</type>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="67109">
        <file>emd_41409.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>256</col>
            <row>256</row>
            <sec>256</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>256</x>
            <y>256</y>
            <z>256</z>
        </spacing>
        <cell>
            <a units="Å">235.52</a>
            <b units="Å">235.52</b>
            <c units="Å">235.52</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>-0.06809025</minimum>
            <maximum>0.28004268</maximum>
            <average>0.0021140669</average>
            <std>0.0131561775</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">0.92</x>
            <y units="Å">0.92</y>
            <z units="Å">0.92</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.06</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-41409::::</label>
    </map>
    <interpretation>
        <half_map_list>
            <half_map format="CCP4" size_kbytes="67109">
                <file>emd_41409_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>256</col>
                    <row>256</row>
                    <sec>256</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>256</x>
                    <y>256</y>
                    <z>256</z>
                </spacing>
                <cell>
                    <a units="Å">235.52</a>
                    <b units="Å">235.52</b>
                    <c units="Å">235.52</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>-0.106912166</minimum>
                    <maximum>0.3199657</maximum>
                    <average>0.001251574</average>
                    <std>0.014592709</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">0.92</x>
                    <y units="Å">0.92</y>
                    <z units="Å">0.92</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-41409::::</label>
            </half_map>
            <half_map format="CCP4" size_kbytes="67109">
                <file>emd_41409_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>256</col>
                    <row>256</row>
                    <sec>256</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>256</x>
                    <y>256</y>
                    <z>256</z>
                </spacing>
                <cell>
                    <a units="Å">235.52</a>
                    <b units="Å">235.52</b>
                    <c units="Å">235.52</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>-0.13462263</minimum>
                    <maximum>0.34240147</maximum>
                    <average>0.0012918779</average>
                    <std>0.014674161</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">0.92</x>
                    <y units="Å">0.92</y>
                    <z units="Å">0.92</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-41409::::</label>
            </half_map>
        </half_map_list>
    </interpretation>
</emd>
