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Yorodumi- PDB-6vqc: Mammalian V-ATPase from rat brain membrane-embedded Vo region rot... -
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-Basic information
Entry | Database: PDB / ID: 6vqc | ||||||
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Title | Mammalian V-ATPase from rat brain membrane-embedded Vo region rotational state 1 (from focused refinement) | ||||||
Components |
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Keywords | PROTON TRANSPORT / membrane protein complex / rotary atpase | ||||||
Function / homology | Function and homology information Metabolism of Angiotensinogen to Angiotensins / Ion channel transport / Transferrin endocytosis and recycling / Amino acids regulate mTORC1 / Insulin receptor recycling / RHOA GTPase cycle / eye pigmentation / central nervous system maturation / transporter activator activity / negative regulation of autophagic cell death ...Metabolism of Angiotensinogen to Angiotensins / Ion channel transport / Transferrin endocytosis and recycling / Amino acids regulate mTORC1 / Insulin receptor recycling / RHOA GTPase cycle / eye pigmentation / central nervous system maturation / transporter activator activity / negative regulation of autophagic cell death / plasma membrane proton-transporting V-type ATPase complex / rostrocaudal neural tube patterning / positive regulation of transforming growth factor beta1 production / cellular response to increased oxygen levels / proton-transporting V-type ATPase, V0 domain / synaptic vesicle lumen acidification / extrinsic component of synaptic vesicle membrane / intracellular organelle / lysosomal lumen acidification / clathrin-coated vesicle membrane / NURF complex / endosome to plasma membrane protein transport / vacuolar transport / endosomal lumen acidification / vacuolar proton-transporting V-type ATPase, V0 domain / vacuolar proton-transporting V-type ATPase, V1 domain / vacuolar proton-transporting V-type ATPase complex / proton-transporting V-type ATPase complex / head morphogenesis / vacuolar acidification / osteoclast development / protein localization to cilium / dendritic spine membrane / regulation of cellular pH / ROS and RNS production in phagocytes / Neutrophil degranulation / regulation of MAPK cascade / ATPase activator activity / MLL1 complex / autophagosome membrane / positive regulation of Wnt signaling pathway / cilium assembly / transmembrane transporter complex / regulation of macroautophagy / angiotensin maturation / axon terminus / endoplasmic reticulum-Golgi intermediate compartment membrane / proton-transporting ATPase activity, rotational mechanism / RNA endonuclease activity / receptor-mediated endocytosis / proton transmembrane transport / terminal bouton / transmembrane transport / cilium / small GTPase binding / synaptic vesicle membrane / positive regulation of canonical Wnt signaling pathway / melanosome / synaptic vesicle / signaling receptor activity / ATPase binding / cell body / postsynaptic membrane / intracellular iron ion homeostasis / receptor-mediated endocytosis of virus by host cell / lysosome / positive regulation of ERK1 and ERK2 cascade / early endosome / endosome membrane / endosome / apical plasma membrane / lysosomal membrane / axon / external side of plasma membrane / centrosome / ubiquitin protein ligase binding / endoplasmic reticulum membrane / protein-containing complex binding / perinuclear region of cytoplasm / protein-containing complex / extracellular space / nucleoplasm / identical protein binding / membrane / plasma membrane / cytoplasm Similarity search - Function | ||||||
Biological species | Rattus norvegicus (Norway rat) | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.8 Å | ||||||
Authors | Abbas, Y.M. / Rubinstein, J.L. | ||||||
Funding support | Canada, 1items
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Citation | Journal: Science / Year: 2020 Title: Structure of V-ATPase from the mammalian brain. Authors: Yazan M Abbas / Di Wu / Stephanie A Bueler / Carol V Robinson / John L Rubinstein / Abstract: In neurons, the loading of neurotransmitters into synaptic vesicles uses energy from proton-pumping vesicular- or vacuolar-type adenosine triphosphatases (V-ATPases). These membrane protein complexes ...In neurons, the loading of neurotransmitters into synaptic vesicles uses energy from proton-pumping vesicular- or vacuolar-type adenosine triphosphatases (V-ATPases). These membrane protein complexes possess numerous subunit isoforms, which complicates their analysis. We isolated homogeneous rat brain V-ATPase through its interaction with SidK, a effector protein. Cryo-electron microscopy allowed the construction of an atomic model, defining the enzyme's ATP:proton ratio as 3:10 and revealing a homolog of yeast subunit f in the membrane region, which we tentatively identify as RNAseK. The c ring encloses the transmembrane anchors for cleaved ATP6AP1/Ac45 and ATP6AP2/PRR, the latter of which is the (pro)renin receptor that, in other contexts, is involved in both Wnt signaling and the renin-angiotensin system that regulates blood pressure. This structure shows how ATP6AP1/Ac45 and ATP6AP2/PRR enable assembly of the enzyme's catalytic and membrane regions. | ||||||
History |
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-Structure visualization
Movie |
Movie viewer |
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Structure viewer | Molecule: MolmilJmol/JSmol |
-Downloads & links
-Download
PDBx/mmCIF format | 6vqc.cif.gz | 492.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb6vqc.ent.gz | 386.6 KB | Display | PDB format |
PDBx/mmJSON format | 6vqc.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/vq/6vqc ftp://data.pdbj.org/pub/pdb/validation_reports/vq/6vqc | HTTPS FTP |
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-Related structure data
Related structure data | 21348MC 6vq6C 6vq7C 6vq8C 6vq9C 6vqaC 6vqbC 6vqgC 6vqhC 6vqiC 6vqjC 6vqkC M: map data used to model this data C: citing same article (ref.) |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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-Components
-Protein , 4 types, 4 molecules Hbfp
#1: Protein | Mass: 28359.020 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Rattus norvegicus (Norway rat) / References: UniProt: Q6P503 |
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#4: Protein | Mass: 21618.553 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Rattus norvegicus (Norway rat) / References: UniProt: B0K022 |
#8: Protein | Mass: 11000.004 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Rattus norvegicus (Norway rat) / References: UniProt: D3ZIM6 |
#10: Protein | Mass: 39118.578 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Rattus norvegicus (Norway rat) / References: UniProt: Q6AXS4 |
-V-type proton ATPase ... , 6 types, 14 molecules Lacdeghijklmno
#2: Protein | Mass: 13389.262 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Rattus norvegicus (Norway rat) / References: UniProt: P50408 |
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#3: Protein | Mass: 96429.438 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Rattus norvegicus (Norway rat) / References: UniProt: P25286 |
#5: Protein | Mass: 51160.359 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Rattus norvegicus (Norway rat) / References: UniProt: O54715 |
#6: Protein | Mass: 40341.934 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Rattus norvegicus (Norway rat) / References: UniProt: Q5M7T6 |
#7: Protein | Mass: 9203.020 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Rattus norvegicus (Norway rat) / References: UniProt: Q5EB76 |
#9: Protein | Mass: 15815.833 Da / Num. of mol.: 9 / Source method: isolated from a natural source / Source: (natural) Rattus norvegicus (Norway rat) / References: UniProt: P63081 |
-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: Membrane embedded region of rat brain V-ATPase composed of subunits a, c", c1-9, d, e, f, atp6ap1, atp6ap2, as well as subunits F and part of subunit D from the V1 region. Type: COMPLEX / Entity ID: all / Source: NATURAL |
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Source (natural) | Organism: Rattus norvegicus (Norway rat) |
Buffer solution | pH: 7 |
Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
Vitrification | Cryogen name: ETHANE-PROPANE |
-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 FIELD |
Image recording | Electron dose: 43 e/Å2 / Film or detector model: FEI FALCON III (4k x 4k) |
-Processing
EM software | Name: cryoSPARC / Category: 3D reconstruction |
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CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION |
Symmetry | Point symmetry: C1 (asymmetric) |
3D reconstruction | Resolution: 3.8 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 90648 / Algorithm: BACK PROJECTION / Symmetry type: POINT |