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Open data
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Basic information
Entry | Database: PDB / ID: 8ima | ||||||
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Title | Filament structure of GAC with phosphate | ||||||
![]() | Glutaminase kidney isoform, mitochondrial | ||||||
![]() | HYDROLASE / Glutaminase / phosphate / filament / PROTEIN FIBRIL | ||||||
Function / homology | ![]() glutamine catabolic process / regulation of respiratory gaseous exchange by nervous system process / glutamate biosynthetic process / Glutamate and glutamine metabolism / intracellular glutamate homeostasis / Glutamate Neurotransmitter Release Cycle / glutaminase / glutaminase activity / suckling behavior / TP53 Regulates Metabolic Genes ...glutamine catabolic process / regulation of respiratory gaseous exchange by nervous system process / glutamate biosynthetic process / Glutamate and glutamine metabolism / intracellular glutamate homeostasis / Glutamate Neurotransmitter Release Cycle / glutaminase / glutaminase activity / suckling behavior / TP53 Regulates Metabolic Genes / chemical synaptic transmission / protein homotetramerization / mitochondrial matrix / synapse / mitochondrion / cytosol Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 2.9 Å | ||||||
![]() | Guo, C.J. / Liu, J.L. | ||||||
Funding support | ![]()
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![]() | ![]() Title: Structural basis for activation and filamentation of glutaminase. Authors: Chen-Jun Guo / Zi-Xuan Wang / Ji-Long Liu / ![]() ![]() | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 866.6 KB | Display | ![]() |
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PDB format | ![]() | 594.7 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.1 MB | Display | ![]() |
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Full document | ![]() | 1.1 MB | Display | |
Data in XML | ![]() | 52.8 KB | Display | |
Data in CIF | ![]() | 79.6 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 35573MC ![]() 8imbC M: map data used to model this data C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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1 |
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Components
#1: Protein | Mass: 53083.738 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Production host: ![]() ![]() References: UniProt: O94925, glutaminase #2: Chemical | ChemComp-PO4 / Has ligand of interest | Y | |
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-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: FILAMENT / 3D reconstruction method: single particle reconstruction |
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Sample preparation
Component | Name: GAC filament with phosphate / Type: COMPLEX / Entity ID: #1 / Source: RECOMBINANT |
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Source (natural) | Organism: ![]() |
Source (recombinant) | Organism: ![]() ![]() |
Buffer solution | pH: 8.5 |
Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
Vitrification | Cryogen name: ETHANE |
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Electron microscopy imaging
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Microscopy | Model: FEI TITAN KRIOS |
Electron gun | Electron source: ![]() |
Electron lens | Mode: BRIGHT FIELD / Nominal defocus max: 1800 nm / Nominal defocus min: 1200 nm |
Image recording | Electron dose: 50 e/Å2 / Film or detector model: GATAN K3 (6k x 4k) |
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Processing
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CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||
3D reconstruction | Resolution: 2.9 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 203004 / Symmetry type: POINT | ||||||||||||||||||||||||
Refinement | Cross valid method: NONE Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2 | ||||||||||||||||||||||||
Displacement parameters | Biso mean: 284.18 Å2 | ||||||||||||||||||||||||
Refine LS restraints |
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