+Open data
-Basic information
Entry | Database: PDB / ID: 7epz | ||||||||||||
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Title | Overall structure of Erastin-bound xCT-4F2hc complex | ||||||||||||
Components |
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Keywords | MEMBRANE PROTEIN | ||||||||||||
Function / homology | Function and homology information cystine:glutamate antiporter activity / regulation of neutrophil apoptotic process / L-kynurenine transmembrane transport / L-kynurenine transmembrane transporter activity / regulation of cysteine metabolic process / regulation of glutathione biosynthetic process / regulation of glutamate metabolic process / regulation of melanin biosynthetic process / regulation of AMPA glutamate receptor clustering / L-cystine transport ...cystine:glutamate antiporter activity / regulation of neutrophil apoptotic process / L-kynurenine transmembrane transport / L-kynurenine transmembrane transporter activity / regulation of cysteine metabolic process / regulation of glutathione biosynthetic process / regulation of glutamate metabolic process / regulation of melanin biosynthetic process / regulation of AMPA glutamate receptor clustering / L-cystine transport / negative regulation of ferroptosis / neutral L-amino acid secondary active transmembrane transporter activity / Defective SLC7A7 causes lysinuric protein intolerance (LPI) / tyrosine transport / L-histidine transport / apical pole of neuron / dipeptide import across plasma membrane / aromatic amino acid transmembrane transporter activity / amino acid transport complex / L-amino acid transmembrane transporter activity / methionine transport / : / L-leucine import across plasma membrane / L-alanine transmembrane transporter activity / isoleucine transport / L-alanine import across plasma membrane / phenylalanine transport / valine transport / L-leucine transmembrane transporter activity / proline transport / amino acid transmembrane transport / regulation of protein transport / calcium:sodium antiporter activity / L-leucine transport / thyroid hormone transport / glutathione transmembrane transport / L-glutamate transmembrane transport / Amino acid transport across the plasma membrane / neutral L-amino acid transmembrane transporter activity / regulation of cellular response to oxidative stress / lens fiber cell differentiation / ventricular system development / intracellular glutamate homeostasis / L-glutamate import across plasma membrane / Tryptophan catabolism / astrocyte projection / striatum development / exogenous protein binding / amino acid transport / anchoring junction / Basigin interactions / limb development / response to redox state / microvillus membrane / NFE2L2 regulating anti-oxidant/detoxification enzymes / adult behavior / regulation of synapse organization / lung alveolus development / response to exogenous dsRNA / tryptophan transport / glutathione metabolic process / basal plasma membrane / response to nicotine / brush border membrane / modulation of chemical synaptic transmission / visual learning / response to organic cyclic compound / response to toxic substance / platelet aggregation / calcium ion transport / melanosome / double-stranded RNA binding / virus receptor activity / apical part of cell / cellular response to oxidative stress / regulation of cell population proliferation / basolateral plasma membrane / carbohydrate metabolic process / cadherin binding / symbiont entry into host cell / apical plasma membrane / protein heterodimerization activity / lysosomal membrane / synapse / cell surface / protein homodimerization activity / RNA binding / extracellular exosome / nucleoplasm / membrane / plasma membrane Similarity search - Function | ||||||||||||
Biological species | Homo sapiens (human) | ||||||||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.4 Å | ||||||||||||
Authors | Yan, R.H. / Li, Y.N. / Zhang, Y.Y. / Chi, X.M. / Zhou, Q. | ||||||||||||
Funding support | China, 3items
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Citation | Journal: Cell Res / Year: 2022 Title: The structure of erastin-bound xCT-4F2hc complex reveals molecular mechanisms underlying erastin-induced ferroptosis. Authors: Renhong Yan / Enjun Xie / Yaning Li / Jin Li / Yuanyuan Zhang / Ximin Chi / Xueping Hu / Lei Xu / Tingjun Hou / Brent R Stockwell / Junxia Min / Qiang Zhou / Fudi Wang / | ||||||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 7epz.cif.gz | 178.3 KB | Display | PDBx/mmCIF format |
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PDB format | pdb7epz.ent.gz | 139.5 KB | Display | PDB format |
PDBx/mmJSON format | 7epz.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ep/7epz ftp://data.pdbj.org/pub/pdb/validation_reports/ep/7epz | HTTPS FTP |
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-Related structure data
Related structure data | 31251MC M: map data used to model this data C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
-Assembly
Deposited unit |
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1 |
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-Components
#1: Protein | Mass: 70160.828 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: SLC3A2, hCG_2016598 / Cell line (production host): HEK293 / Production host: Homo sapiens (human) / References: UniProt: J3KPF3 | ||||||
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#2: Protein | Mass: 57609.777 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: SLC7A11 / Cell line (production host): HEK293 / Production host: Homo sapiens (human) / References: UniProt: Q9UPY5 | ||||||
#3: Polysaccharide | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose Source method: isolated from a genetically manipulated source #4: Chemical | ChemComp-J9O / | #5: Chemical | Has ligand of interest | Y | |
-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
-Sample preparation
Component | Name: Overall structure of Erastin-bound xCT-4F2hc complex / Type: COMPLEX / Entity ID: #1-#2 / Source: RECOMBINANT |
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Source (natural) | Organism: Homo sapiens (human) |
Source (recombinant) | Organism: Homo sapiens (human) |
Buffer solution | pH: 8 |
Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
Vitrification | Cryogen name: ETHANE |
-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: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: FLOOD BEAM |
Electron lens | Mode: BRIGHT FIELDBright-field microscopy / Nominal defocus max: 2200 nm / Nominal defocus min: 1200 nm / Alignment procedure: COMA FREE |
Specimen holder | Cryogen: NITROGEN / Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER |
Image recording | Electron dose: 50 e/Å2 / Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) |
-Processing
EM software | Name: RELION / Version: 3.0.6 / Category: 3D reconstruction |
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CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION |
3D reconstruction | Resolution: 3.4 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 114524 / Symmetry type: POINT |