7bt7

F-actin-ADP complex structure

Method: ELECTRON MICROSCOPY Dmax: 171.9 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

Actin, alpha skeletal muscle

OrganismNot specified

UniProt P68139

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein homooligomer Homooligomer Protein × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain A; UniProt 1–377 Chain B; UniProt 1–377 Chain C; UniProt 1–377 Chain D; UniProt 1–377 Chain E; UniProt 1–377 Not recorded MG MAGNESIUM ION × 5 ADP ADENOSINE-5'-DIPHOSPHATE × 5 ELECTRON MICROSCOPY cryo-EM buffer:pH 8 cryo-EM vitrification conditions:Cryogen ETHANE;blot for 3.5 seconds Resolution 3.80 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

57 other PDB entries and 66 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ACTS_CHICK
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–377; UniProt 1–377 Author chain B; PDBConstruct 1–377; UniProt 1–377 Author chain C; PDBConstruct 1–377; UniProt 1–377 Author chain D; PDBConstruct 1–377; UniProt 1–377 Author chain E; PDBConstruct 1–377; UniProt 1–377

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 7bt7

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7bt7
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7bt7
Deposition date deposition_date2020-03-31
Structure title titleF-actin-ADP complex structure
Keywords keywordsF-actin, ADP-F-actin, CONTRACTILE PROTEIN; CONTRACTILE PROTEIN
Experimental Method methodELECTRON MICROSCOPY

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier46.51
Radius of gyration Rg (electron density) rg_electron47.07
Forward intensity I(0) i0645900000.00
Molecular weight molecular_weight207350.0 kDa
Excluded volume excluded_volume258470 ų
Envelope volume envelope_volume342420 ų
Hydration-shell volume shell_volume64400 ų
Envelope diameter envelope_diameter183.8
Shell Rg shell_rg47.17
Envelope Rg envelope_rg47.11
Shape Rg shape_rg47.08
Total Rg total_rg47.04
Total atoms total_atoms14530
Residues n_residues1850
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax171.9
Rg (real space) rg_real47.04
Rg uncertainty (real space) rg_real_error2.29
I(0) (real space) i0_real6.4590e+08
I(0) uncertainty (real space) i0_real_error1.3410e+07
Rg (reciprocal space) rg_reciprocal46.51
I(0) (reciprocal space) i0_reciprocal645500000.0000
Solution quality estimate total_estimate0.8121
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary45.5
Skewness Skewness skewness0.623
Kurtosis Kurtosis kurtosis-0.094
Angular range angular_range— – 0.1700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha66290000.0000
Real-space data points n_real_points35
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.594; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.898; Smooth: 0.872

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 5 domains

CATH v4.4 (5 domains)

Domain ID domain_id7bt7A01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology640 — Actin; Chain A, domain 4
Homologous superfamily homologous superfamily10 — ATPase, substrate binding domain, subdomain 4
Domain ID domain_id7bt7B01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology640 — Actin; Chain A, domain 4
Homologous superfamily homologous superfamily10 — ATPase, substrate binding domain, subdomain 4
Domain ID domain_id7bt7C01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology640 — Actin; Chain A, domain 4
Homologous superfamily homologous superfamily10 — ATPase, substrate binding domain, subdomain 4
Domain ID domain_id7bt7D01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology640 — Actin; Chain A, domain 4
Homologous superfamily homologous superfamily10 — ATPase, substrate binding domain, subdomain 4
Domain ID domain_id7bt7E01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology640 — Actin; Chain A, domain 4
Homologous superfamily homologous superfamily10 — ATPase, substrate binding domain, subdomain 4

8. Citations (1)

9. Files and Curves (10)