{"EMPIAR-13137":{"imagesets":[{"segmentations":[],"name":"Diffraction images of T20S proteasome","directory":"data/session1","category":"diffraction images","header_format":"MRC","data_format":"MRC","num_images_or_tilt_series":222,"frames_per_image":1,"frame_range_min":null,"frame_range_max":null,"voxel_type":"32 BIT FLOAT","pixel_width":null,"pixel_height":null,"micrographs_file_pattern":"","picked_particles_file_pattern":"","picked_particles_directory":"","details":"These are the convergent beam electron diffraction (CBED) images of T20S proteasome in EMPAD G1 data format (.raw). Each set of CBED images corresponds to one ptychographic micrograph. Key parameters of each set of CBED images are listed below:\n1. Acceleration voltage: 300 kV\n2. Convergence semi-angle: ~ 3.69 mrad\n3. Defocus: ~ 1.0-2.0 μm\n4. Scanning step size: 10.20 Å (nominal value: 11.20 Å)\n5. STEM array: 300 × 300\n6. CBED image pixel size: 0.005570 1/Å\n7. Number of CBED image pixels: 128 × 128","image_width":null,"image_height":null},{"segmentations":[],"name":"Diffraction images of T20S proteasome","directory":"data/session2","category":"diffraction images","header_format":"MRC","data_format":"MRC","num_images_or_tilt_series":166,"frames_per_image":1,"frame_range_min":null,"frame_range_max":null,"voxel_type":"32 BIT FLOAT","pixel_width":null,"pixel_height":null,"micrographs_file_pattern":"","picked_particles_file_pattern":"","picked_particles_directory":"","details":"These are the convergent beam electron diffraction (CBED) images of T20S proteasome in EMPAD G1 data format (.raw). Each set of CBED images corresponds to one ptychographic micrograph. Key parameters of each set of CBED images are listed below:\n1. Acceleration voltage: 300 kV\n2. Convergence semi-angle: ~ 3.69 mrad\n3. Defocus: ~ 1.0-2.0 μm\n4. Scanning step size: 12.25 Å (nominal value: 13.44 Å)\n5. STEM array: 250 × 250\n6. CBED image pixel size: 0.005570 1/Å\n7. Number of CBED image pixels: 128 × 128","image_width":null,"image_height":null}],"workflow_file":null,"grant_references":[{"funding_body":"National Natural Science Foundation of China (NSFC)","code":"32430056","country":"China"},{"funding_body":"Ministry of Science and Technology (MoST, China)","code":"2024YFA1307302","country":"China"}],"version_history":[],"title":"Cryo electron ptychography of the Thermoplasma acidophilum 20S proteasome","principal_investigator":[{"author_orcid":"0000-0002-8451-9947","middle_name":null,"organization":"School of Life Sciences, Tsinghua University","street":null,"town_or_city":"Beijing","state_or_province":null,"post_or_zip":"100084","telephone":null,"fax":null,"first_name":"Xueming","last_name":"Li","email":"lixueming [at] mail.tsinghua.edu.cn","country":"China","entry":"EMPIAR-13137"}],"status":"REL","deposition_date":"2025-11-23","release_date":"2025-12-22","obsolete_date":null,"update_date":"2025-12-22","corresponding_author":{"author":{"author_orcid":"0000-0002-8451-9947","middle_name":null,"organization":"School of Life Sciences, Tsinghua University","street":null,"town_or_city":"Beijing","state_or_province":null,"post_or_zip":"100084","first_name":"Xueming","last_name":"Li","country":"China"}},"authors":[{"author":{"name":"Li T","author_orcid":"0009-0000-7520-6220"}},{"author":{"name":"Li S","author_orcid":"0000-0003-3949-6157"}},{"author":{"name":"Yan Z","author_orcid":"0009-0008-1580-6687"}},{"author":{"name":"Li X","author_orcid":"0000-0002-8451-9947"}}],"cross_references":["EMD-67292","EMD-67291"],"biostudies_references":[],"idr_references":[],"empiar_references":[],"citation":[{"authors":[{"name":"Li T","author_orcid":"0009-0000-7520-6220"},{"name":"Li S","author_orcid":"0000-0003-3949-6157"},{"name":"Yan Z","author_orcid":"0009-0008-1580-6687"},{"name":"Shen Y","author_orcid":"0000-0002-9396-1964"},{"name":"Li X","author_orcid":"0000-0002-8451-9947"}],"editors":[],"published":false,"j_or_nj_citation":true,"title":"Sampling Mismatch and Correction for Ptychographic Single-Particle Analysis","volume":null,"country":"","first_page":null,"last_page":null,"year":null,"language":null,"doi":null,"pubmedid":null,"details":null,"book_chapter_title":null,"publisher":null,"publication_location":null,"journal":"","journal_abbreviation":"","issue":null,"preprint":false}],"dataset_size":"1.8 TB","experiment_type":"EMDB","scale":"molecule","entry_doi":"10.6019/EMPIAR-13137"}}