+Open data
-Basic information
Entry | Database: EMDB / ID: EMD-26915 | |||||||||
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Title | Glutamate dehydrogenase 1 from human liver | |||||||||
Map data | ||||||||||
Sample |
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Keywords | aldehyde dehydrogenase / human liver / OXIDOREDUCTASE | |||||||||
Function / homology | Function and homology information L-leucine binding / glutamate dehydrogenase [NAD(P)+] activity / glutamate catabolic process / tricarboxylic acid metabolic process / glutamate dehydrogenase [NAD(P)+] / glutamate biosynthetic process / glutamate dehydrogenase (NADP+) activity / Glutamate and glutamine metabolism / glutamate dehydrogenase (NAD+) activity / glutamine metabolic process ...L-leucine binding / glutamate dehydrogenase [NAD(P)+] activity / glutamate catabolic process / tricarboxylic acid metabolic process / glutamate dehydrogenase [NAD(P)+] / glutamate biosynthetic process / glutamate dehydrogenase (NADP+) activity / Glutamate and glutamine metabolism / glutamate dehydrogenase (NAD+) activity / glutamine metabolic process / NAD+ binding / Mitochondrial protein degradation / substantia nigra development / ADP binding / Transcriptional activation of mitochondrial biogenesis / positive regulation of insulin secretion / mitochondrial matrix / GTP binding / endoplasmic reticulum / protein homodimerization activity / mitochondrion / ATP binding / cytoplasm Similarity search - Function | |||||||||
Biological species | Homo sapiens (human) | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.24 Å | |||||||||
Authors | Zhang Z | |||||||||
Funding support | United States, 1 items
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Citation | Journal: Cell Rep / Year: 2023 Title: High-resolution structural-omics of human liver enzymes. Authors: Chih-Chia Su / Meinan Lyu / Zhemin Zhang / Masaru Miyagi / Wei Huang / Derek J Taylor / Edward W Yu / Abstract: We applied raw human liver microsome lysate to a holey carbon grid and used cryo-electron microscopy (cryo-EM) to define its composition. From this sample we identified and simultaneously determined ...We applied raw human liver microsome lysate to a holey carbon grid and used cryo-electron microscopy (cryo-EM) to define its composition. From this sample we identified and simultaneously determined high-resolution structural information for ten unique human liver enzymes involved in diverse cellular processes. Notably, we determined the structure of the endoplasmic bifunctional protein H6PD, where the N- and C-terminal domains independently possess glucose-6-phosphate dehydrogenase and 6-phosphogluconolactonase enzymatic activity, respectively. We also obtained the structure of heterodimeric human GANAB, an ER glycoprotein quality-control machinery that contains a catalytic α subunit and a noncatalytic β subunit. In addition, we observed a decameric peroxidase, PRDX4, which directly contacts a disulfide isomerase-related protein, ERp46. Structural data suggest that several glycosylations, bound endogenous compounds, and ions associate with these human liver enzymes. These results highlight the importance of cryo-EM in facilitating the elucidation of human organ proteomics at the atomic level. | |||||||||
History |
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-Structure visualization
Supplemental images |
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-Downloads & links
-EMDB archive
Map data | emd_26915.map.gz | 97.4 MB | EMDB map data format | |
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Header (meta data) | emd-26915-v30.xml emd-26915.xml | 15.3 KB 15.3 KB | Display Display | EMDB header |
FSC (resolution estimation) | emd_26915_fsc.xml | 9.9 KB | Display | FSC data file |
Images | emd_26915.png | 64.7 KB | ||
Filedesc metadata | emd-26915.cif.gz | 5.2 KB | ||
Others | emd_26915_additional_1.map.gz emd_26915_half_map_1.map.gz emd_26915_half_map_2.map.gz | 51.9 MB 95.5 MB 95.5 MB | ||
Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-26915 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-26915 | HTTPS FTP |
-Validation report
Summary document | emd_26915_validation.pdf.gz | 1 MB | Display | EMDB validaton report |
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Full document | emd_26915_full_validation.pdf.gz | 1 MB | Display | |
Data in XML | emd_26915_validation.xml.gz | 18.2 KB | Display | |
Data in CIF | emd_26915_validation.cif.gz | 23.5 KB | Display | |
Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-26915 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-26915 | HTTPS FTP |
-Related structure data
Related structure data | 7uzmMC 8ekwC 8ekyC 8em2C 8emrC 8emsC 8emtC 8eneC 8eojC 8eorC M: atomic model generated by this map C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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-Map
File | Download / File: emd_26915.map.gz / Format: CCP4 / Size: 103 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.08 Å | ||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Additional map: #1
File | emd_26915_additional_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: #2
File | emd_26915_half_map_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: #1
File | emd_26915_half_map_2.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Sample components
-Entire : Glutamate dehydrogenase 1
Entire | Name: Glutamate dehydrogenase 1 |
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Components |
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-Supramolecule #1: Glutamate dehydrogenase 1
Supramolecule | Name: Glutamate dehydrogenase 1 / type: complex / ID: 1 / Parent: 0 / Macromolecule list: all |
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Source (natural) | Organism: Homo sapiens (human) |
-Macromolecule #1: Glutamate dehydrogenase 1, mitochondrial
Macromolecule | Name: Glutamate dehydrogenase 1, mitochondrial / type: protein_or_peptide / ID: 1 / Number of copies: 6 / Enantiomer: LEVO / EC number: glutamate dehydrogenase [NAD(P)+] |
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Source (natural) | Organism: Homo sapiens (human) |
Molecular weight | Theoretical: 61.480746 KDa |
Sequence | String: MYRYLGEALL LSRAGPAALG SASADSAALL GWARGQPAAA PQPGLALAAR RHYSEAVADR EDDPNFFKMV EGFFDRGASI VEDKLVEDL RTRESEEQKR NRVRGILRII KPCNHVLSLS FPIRRDDGSW EVIEGYRAQH SQHRTPCKGG IRYSTDVSVD E VKALASLM ...String: MYRYLGEALL LSRAGPAALG SASADSAALL GWARGQPAAA PQPGLALAAR RHYSEAVADR EDDPNFFKMV EGFFDRGASI VEDKLVEDL RTRESEEQKR NRVRGILRII KPCNHVLSLS FPIRRDDGSW EVIEGYRAQH SQHRTPCKGG IRYSTDVSVD E VKALASLM TYKCAVVDVP FGGAKAGVKI NPKNYTDNEL EKITRRFTME LAKKGFIGPG IDVPAPDMST GEREMSWIAD TY ASTIGHY DINAHACVTG KPISQGGIHG RISATGRGVF HGIENFINEA SYMSILGMTP GFGDKTFVVQ GFGNVGLHSM RYL HRFGAK CIAVGESDGS IWNPDGIDPK ELEDFKLQHG SILGFPKAKP YEGSILEADC DILIPAASEK QLTKSNAPRV KAKI IAEGA NGPTTPEADK IFLERNIMVI PDLYLNAGGV TVSYFEWLKN LNHVSYGRLT FKYERDSNYH LLMSVQESLE RKFGK HGGT IPIVPTAEFQ DRISGASEKD IVHSGLAYTM ERSARQIMRT AMKYNLGLDL RTAAYVNAIE KVFKVYNEAG VTFT UniProtKB: Glutamate dehydrogenase 1, mitochondrial |
-Experimental details
-Structure determination
Method | cryo EM |
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Processing | single particle reconstruction |
Aggregation state | particle |
-Sample preparation
Buffer | pH: 7.5 |
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Vitrification | Cryogen name: ETHANE / Instrument: FEI VITROBOT MARK IV |
-Electron microscopy
Microscope | FEI TITAN KRIOS |
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Image recording | Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Average electron dose: 41.25 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 3.291 µm / Nominal defocus min: 0.17 µm / Nominal magnification: 82000 |
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |