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Yorodumi- EMDB-72521: eIF2B lacking the latch helix bound to ISRACT-01 (Inactive state) -
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Open data
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Basic information
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| Title | eIF2B lacking the latch helix bound to ISRACT-01 (Inactive state) | |||||||||
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Sample |
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Keywords | Guanine nucleotide exchange factor / GEF / translation / initiation | |||||||||
| Function / homology | Function and homology informationeukaryotic translation initiation factor 2B complex / Recycling of eIF2:GDP / astrocyte development / astrocyte differentiation / oligodendrocyte development / regulation of translational initiation / cytoplasmic translational initiation / positive regulation of translational initiation / response to glucose / ovarian follicle development ...eukaryotic translation initiation factor 2B complex / Recycling of eIF2:GDP / astrocyte development / astrocyte differentiation / oligodendrocyte development / regulation of translational initiation / cytoplasmic translational initiation / positive regulation of translational initiation / response to glucose / ovarian follicle development / myelination / translation initiation factor activity / translation initiation factor binding / guanyl-nucleotide exchange factor activity / response to endoplasmic reticulum stress / central nervous system development / hippocampus development / translational initiation / response to peptide hormone / regulation of translation / T cell receptor signaling pathway / response to heat / positive regulation of apoptotic process / GTP binding / ATP binding / membrane / identical protein binding / nucleus / plasma membrane / cytoplasm / cytosol Similarity search - Function | |||||||||
| Biological species | Homo sapiens (human) | |||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 3.1 Å | |||||||||
Authors | Dalwadi U / Croll T / Subramanian A / Lee DJ / Arthur C / Walter P / Frost A | |||||||||
| Funding support | United States, 1 items
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Citation | Journal: Nat.Chem.Biol. / Year: 2026Title: Allosteric disordering of eIF2B regulates the integrated stress response Authors: Dalwadi U / Subramanian A / Deal A / Conrad JE / Nadjsombati T / Venkatesh M / Boone M / Egea PF / He L / Jain N / Lee DJ / Liu Y / Reineke LC / Saito K / Talledge N / Toutkoushian H / Le ...Authors: Dalwadi U / Subramanian A / Deal A / Conrad JE / Nadjsombati T / Venkatesh M / Boone M / Egea PF / He L / Jain N / Lee DJ / Liu Y / Reineke LC / Saito K / Talledge N / Toutkoushian H / Le Vasseur M / Zappa F / de Groot RJ / Acosta-Alvear D / Arthur CP / Nunnari J / Marqusee S / Lawrence RE / Costa-Mattioli M / Crawford JJ / van Kuppeveld FJM / Croll TI / Walter P / Frost A | |||||||||
| History |
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Structure visualization
| Supplemental images |
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Downloads & links
-EMDB archive
| Header (meta data) | emd-72521-v30.xml emd-72521.xml | 33.6 KB 33.6 KB | Display Display | EMDB header |
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| FSC (resolution estimation) | emd_72521_fsc.xml | 13.2 KB | Display | FSC data file |
| Images | emd_72521.png | 124.3 KB | ||
| Map data | emd_72521.map.gz | 122.5 MB | EMDB map data format | |
| Masks | emd_72521_msk_1.map | 244.1 MB | Mask map | |
| Filedesc metadata | emd-72521.cif.gz | 9 KB | ||
| Others | emd_72521_half_map_1.map.gz emd_72521_half_map_2.map.gz | 226.8 MB 226.8 MB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-72521 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-72521 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 9y5sMC ![]() 72520 ![]() 72522 ![]() 72523 ![]() 9y3pC ![]() 9y3qC ![]() 9y3tC ![]() 9y3uC ![]() 9y3vC ![]() 9y4bC ![]() 9y4wC ![]() 9y5rC ![]() 9y5tC ![]() 9y5uC C: citing same article ( M: atomic model generated by this map |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
| EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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| Related items in Molecule of the Month |
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Map
-Supplemental data
-Mask #1
| File | emd_72521_msk_1.map | ||||||||||||
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| Density Histograms |
-Half map: #2
| File | emd_72521_half_map_1.map | ||||||||||||
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| Density Histograms |
-Half map: #1
| File | emd_72521_half_map_2.map | ||||||||||||
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| Density Histograms |
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Sample components
+Entire : Eukaryotic translation initiation factor 2B (eIF2B) bound to ISRA...
+Supramolecule #1: Eukaryotic translation initiation factor 2B (eIF2B) bound to ISRA...
+Macromolecule #1: Translation initiation factor eIF-2B subunit epsilon
+Macromolecule #2: Translation initiation factor eIF2B subunit beta
+Macromolecule #3: Translation initiation factor eIF-2B subunit delta
+Macromolecule #4: Translation initiation factor eIF-2B subunit alpha
+Macromolecule #5: Translation initiation factor eIF-2B subunit gamma
+Macromolecule #6: ZINC ION
+Macromolecule #7: PHOSPHATE ION
+Macromolecule #8: N-{(1r,4r)-4-[N-benzyl-2-(4-chlorophenoxy)acetamido]cyclohexyl}-3...
+Macromolecule #9: CHLORIDE ION
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Concentration | 6 mg/mL | ||||||||||||||||||
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| Buffer | pH: 7.4 Component:
Details: 20 mM HEPES KOH pH 7.4, 200 mM KCl, 5 mM MgCl2, 1 mM TCEP, 1% DMSO | ||||||||||||||||||
| Grid | Model: Quantifoil R1.2/1.3 / Material: GOLD / Mesh: 400 / Support film - Material: CARBON / Support film - topology: HOLEY / Support film - Film thickness: 25 / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 45 sec. / Pretreatment - Atmosphere: AIR / Pretreatment - Pressure: 0.00045000000000000004 kPa | ||||||||||||||||||
| Vitrification | Cryogen name: ETHANE / Chamber humidity: 95 % / Chamber temperature: 277 K / Instrument: FEI VITROBOT MARK IV |
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Electron microscopy
| Microscope | TFS GLACIOS |
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| Specialist optics | Energy filter - Name: TFS Selectris / Energy filter - Slit width: 10 eV |
| Image recording | Film or detector model: TFS FALCON 4i (4k x 4k) / Digitization - Dimensions - Width: 4096 pixel / Digitization - Dimensions - Height: 4096 pixel / Number grids imaged: 1 / Number real images: 5138 / Average electron dose: 50.0 e/Å2 |
| Electron beam | Acceleration voltage: 200 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | C2 aperture diameter: 50.0 µm / Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 1.6 µm / Nominal defocus min: 0.6 µm / Nominal magnification: 130000 |
| Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
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About Yorodumi



Keywords
Homo sapiens (human)
Authors
United States, 1 items
Citation























Z (Sec.)
Y (Row.)
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Processing
FIELD EMISSION GUN

