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- EMDB-13532: Cryo-EM structure of the actomyosin-V complex in the post-rigor t... -
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Open data
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Basic information
Entry | Database: EMDB / ID: EMD-13532 | ||||||||||||||||||
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Title | Cryo-EM structure of the actomyosin-V complex in the post-rigor transition state (AppNHp, central 1er, class 3) | ||||||||||||||||||
![]() | Sharpened map of the central actomyosin-V-LC molecule filtered to local resolution (class 3) | ||||||||||||||||||
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Function / homology | ![]() minus-end directed microfilament motor activity / unconventional myosin complex / insulin-responsive compartment / muscle myosin complex / muscle filament sliding / myosin complex / myosin II complex / structural constituent of muscle / cytoskeletal motor activator activity / microfilament motor activity ...minus-end directed microfilament motor activity / unconventional myosin complex / insulin-responsive compartment / muscle myosin complex / muscle filament sliding / myosin complex / myosin II complex / structural constituent of muscle / cytoskeletal motor activator activity / microfilament motor activity / myosin heavy chain binding / tropomyosin binding / actin filament bundle / troponin I binding / filamentous actin / mesenchyme migration / cytoskeletal motor activity / actin filament bundle assembly / skeletal muscle myofibril / striated muscle thin filament / skeletal muscle thin filament assembly / actin monomer binding / Smooth Muscle Contraction / skeletal muscle tissue development / skeletal muscle fiber development / stress fiber / vesicle-mediated transport / titin binding / actin filament polymerization / muscle contraction / actin filament organization / protein localization to plasma membrane / actin filament / filopodium / Hydrolases; Acting on acid anhydrides; Acting on acid anhydrides to facilitate cellular and subcellular movement / cellular response to insulin stimulus / calcium-dependent protein binding / actin filament binding / actin cytoskeleton / lamellipodium / cell body / calmodulin binding / hydrolase activity / Golgi membrane / protein domain specific binding / calcium ion binding / positive regulation of gene expression / magnesium ion binding / ATP hydrolysis activity / extracellular exosome / ATP binding / identical protein binding / membrane / cytosol / cytoplasm Similarity search - Function | ||||||||||||||||||
Biological species | ![]() ![]() ![]() ![]() ![]() ![]() | ||||||||||||||||||
Method | helical reconstruction / cryo EM / Resolution: 3.3 Å | ||||||||||||||||||
![]() | Pospich S / Sweeney HL / Houdusse A / Raunser S | ||||||||||||||||||
Funding support | ![]() ![]() ![]()
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![]() | ![]() Title: High-resolution structures of the actomyosin-V complex in three nucleotide states provide insights into the force generation mechanism. Authors: Pospich S / Sweeney HL / Houdusse A / Raunser S | ||||||||||||||||||
History |
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Structure visualization
Movie |
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Structure viewer | EM map: ![]() ![]() ![]() |
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Downloads & links
-EMDB archive
Map data | ![]() | 1.3 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 26.3 KB 26.3 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 11.7 KB | Display | ![]() |
Images | ![]() | 96.4 KB | ||
Masks | ![]() | 125 MB | ![]() | |
Others | ![]() ![]() ![]() ![]() | 1.4 MB 10.9 MB 59.5 MB 59.5 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Validation report
Summary document | ![]() | 398 KB | Display | ![]() |
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Full document | ![]() | 397.5 KB | Display | |
Data in XML | ![]() | 18.1 KB | Display | |
Data in CIF | ![]() | 23.6 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 7pmgMC ![]() 7pltC ![]() 7pluC ![]() 7plvC ![]() 7plwC ![]() 7plxC ![]() 7plyC ![]() 7plzC ![]() 7pm0C ![]() 7pm1C ![]() 7pm2C ![]() 7pm3C ![]() 7pm5C ![]() 7pm6C ![]() 7pm7C ![]() 7pm8C ![]() 7pm9C ![]() 7pmaC ![]() 7pmbC ![]() 7pmcC ![]() 7pmdC ![]() 7pmeC ![]() 7pmfC ![]() 7pmhC ![]() 7pmiC ![]() 7pmjC ![]() 7pmlC M: atomic model generated by this map C: citing same article ( |
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Similar structure data |
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Links
EMDB pages | ![]() ![]() |
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Related items in Molecule of the Month |
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Map
File | ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Annotation | Sharpened map of the central actomyosin-V-LC molecule filtered to local resolution (class 3) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.1 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
CCP4 map header:
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-Supplemental data
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Sample components
-Entire : Actomyosin-V complex in the post-rigor transition state
Entire | Name: Actomyosin-V complex in the post-rigor transition state |
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Components |
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-Supramolecule #1: Actomyosin-V complex in the post-rigor transition state
Supramolecule | Name: Actomyosin-V complex in the post-rigor transition state type: complex / ID: 1 / Parent: 0 / Macromolecule list: #1-#4 Details: Aged ADP-bound F-actin stabilized with phalloidin and decorated with myosin-Va-LC in a post-rigor transition state (Mg2+-AppNHp) |
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-Macromolecule #1: Unconventional myosin-Va
Macromolecule | Name: Unconventional myosin-Va / type: protein_or_peptide / ID: 1 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() ![]() |
Molecular weight | Theoretical: 91.363953 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: MAASELYTKY ARVWIPDPEE VWKSAELLKD YKPGDKVLQL RLEEGKDLEY CLDPKTKELP PLRNPDILVG ENDLTALSYL HEPAVLHNL KVRFIDSKLI YTYCGIVLVA INPYEQLPIY GEDIINAYSG QNMGDMDPHI FAVAEEAYKQ MARDERNQSI I VSGESGAG ...String: MAASELYTKY ARVWIPDPEE VWKSAELLKD YKPGDKVLQL RLEEGKDLEY CLDPKTKELP PLRNPDILVG ENDLTALSYL HEPAVLHNL KVRFIDSKLI YTYCGIVLVA INPYEQLPIY GEDIINAYSG QNMGDMDPHI FAVAEEAYKQ MARDERNQSI I VSGESGAG KTVSAKYAMR YFATVSGSAS EANVEEKVLA SNPIMESIGN AKTTRNDNSS RFGKYIEIGF DKRYRIIGAN MR TYLLEKS RVVFQAEEER NYHIFYQLCA SAALPEFKTL RLGNANYFHY TKQGGSPVID GIDDAKEMVN TRQACTLLGI SDS YQMGIF RILAGILHLG NVEFASRDSD SCAIPPKHDP LTIFCDLMGV DYEEMAHWLC HRKLATATET YIKPISKLHA INAR DALAK HIYANLFNWI VDHVNKALHS TVKQHSFIGV LDIYGFETFE INSFEQFCIN YANEKLQQQF NMHVFKLEQE EYMKE QIPW TLIDFYDNQP CINLIEAKMG VLDLLDEECK MPKGSDDTWA QKLYNTHLNK CALFEKPRLS NKAFIIKHFA DKVEYQ CEG FLEKNKDTVY EEQIKVLKSS KKFKLLPELF QDEEKAISPT SATPSGRVPL SRTPVKPAKA RPGQTSKEHK KTVGHQF RN SLHLLMETLN ATTPHYVRCI KPNDFKFPFT FDEKRAVQQL RACGVLETIR ISAAGFPSRW TYQEFFSRYR VLMKQKDV L SDRKQTCKNV LEKLILDKDK YQFGKTKIFF RAGQVAYLEK IRADKLRAAC IRIQKTIRGW LMRKKYMRMR R |
-Macromolecule #2: Actin, alpha skeletal muscle
Macromolecule | Name: Actin, alpha skeletal muscle / type: protein_or_peptide / ID: 2 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() ![]() |
Molecular weight | Theoretical: 42.109973 KDa |
Sequence | String: MCDEDETTAL VCDNGSGLVK AGFAGDDAPR AVFPSIVGRP RHQGVMVGMG QKDSYVGDEA QSKRGILTLK YPIE(HIC)G IIT NWDDMEKIWH HTFYNELRVA PEEHPTLLTE APLNPKANRE KMTQIMFETF NVPAMYVAIQ AVLSLYASGR TTGIVLD SG DGVTHNVPIY ...String: MCDEDETTAL VCDNGSGLVK AGFAGDDAPR AVFPSIVGRP RHQGVMVGMG QKDSYVGDEA QSKRGILTLK YPIE(HIC)G IIT NWDDMEKIWH HTFYNELRVA PEEHPTLLTE APLNPKANRE KMTQIMFETF NVPAMYVAIQ AVLSLYASGR TTGIVLD SG DGVTHNVPIY EGYALPHAIM RLDLAGRDLT DYLMKILTER GYSFVTTAER EIVRDIKEKL CYVALDFENE MATAASSS S LEKSYELPDG QVITIGNERF RCPETLFQPS FIGMESAGIH ETTYNSIMKC DIDIRKDLYA NNVMSGGTTM YPGIADRMQ KEITALAPST MKIKIIAPPE RKYSVWIGGS ILASLSTFQQ MWITKQEYDE AGPSIVHRKC F |
-Macromolecule #3: Phalloidin
Macromolecule | Name: Phalloidin / type: protein_or_peptide / ID: 3 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 808.899 Da |
Sequence | String: W(EEP)A(DTH)C(HYP)A |
-Macromolecule #4: Myosin light chain 6B
Macromolecule | Name: Myosin light chain 6B / type: protein_or_peptide / ID: 4 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 17.090277 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: MIEFNKDQLE EFKEAFELFD RVGDGKILYS QCGDVMRALG QNPTNAEVLK VLGNPKSDEL KSRRVDFETF LPMLQAVAKN RGQGTYEDY LEGFRVFDKE GNGKVMGAEL RHVLTTLGEK MTEEEVETVL AGHEDSNGCI NYEAFLKHIL SV |
-Macromolecule #5: PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
Macromolecule | Name: PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER / type: ligand / ID: 5 / Number of copies: 1 / Formula: ANP |
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Molecular weight | Theoretical: 506.196 Da |
Chemical component information | ![]() ChemComp-ANP: |
-Macromolecule #6: MAGNESIUM ION
Macromolecule | Name: MAGNESIUM ION / type: ligand / ID: 6 / Number of copies: 3 / Formula: MG |
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Molecular weight | Theoretical: 24.305 Da |
-Macromolecule #7: ADENOSINE-5'-DIPHOSPHATE
Macromolecule | Name: ADENOSINE-5'-DIPHOSPHATE / type: ligand / ID: 7 / Number of copies: 1 / Formula: ADP |
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Molecular weight | Theoretical: 427.201 Da |
Chemical component information | ![]() ChemComp-ADP: |
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | helical reconstruction |
Aggregation state | filament |
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Sample preparation
Buffer | pH: 7.5 |
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Grid | Model: Quantifoil R2/1 / Material: COPPER / Mesh: 300 / Support film - Material: CARBON / Support film - topology: HOLEY / Pretreatment - Type: GLOW DISCHARGE |
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Instrument: FEI VITROBOT MARK III / Details: On grid decoration, two data sets combined. |
Details | Rise 27.8 A, Twist -167.3 degrees |
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Electron microscopy
Microscope | FEI TITAN KRIOS |
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Specialist optics | Spherical aberration corrector: Cs-corrected microscope / Energy filter - Name: GIF Bioquantum / Energy filter - Slit width: 20 eV |
Image recording | Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Detector mode: SUPER-RESOLUTION / Number grids imaged: 2 / Number real images: 12475 / Average exposure time: 15.0 sec. / Average electron dose: 81.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: SPOT SCAN / Imaging mode: BRIGHT FIELD / Cs: 0.0 mm |
Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Image processing
Final reconstruction | Number classes used: 1 / Resolution.type: BY AUTHOR / Resolution: 3.3 Å / Resolution method: FSC 0.143 CUT-OFF / Software - Name: SPHIRE / Number images used: 365722 |
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CTF correction | Software - Name: Gctf |
Startup model | Type of model: PDB ENTRY PDB model - PDB ID: Details: Actomyosin only |
Final angle assignment | Type: NOT APPLICABLE / Software - Name: SPHIRE Details: No helical symmetry was applied. Particles were signal subtracted. See original publication for details. |