2y9e

Structural basis for the allosteric interference of myosin function by mutants G680A and G680V of Dictyostelium myosin-2

Method: X-RAY DIFFRACTION Dmax: 101.0 Å Quality: GOOD

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

MYOSIN-2

DICTYOSTELIUM DISCOIDEUM

UniProt P08799

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain X; UniProt 2–759 Fragment:MOTOR DOMAIN, RESIDUES 2-759 Mutation:YES No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.5;100 MM HEPES (PH 7.5), 20% PEG10000 Resolution 3.40 Å R-free 0.372

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.

48 other PDB entries and 52 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MYS2_DICDI
Isoform
PDB entities 1
Chains and sequence ranges Author chain X; PDBConstruct 1–758; UniProt 2–759

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 2y9e

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2y9e
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2y9e
Deposition date deposition_date2011-02-14
Structure title titleStructural basis for the allosteric interference of myosin function by mutants G680A and G680V of Dictyostelium myosin-2
Keywords keywordsMOTOR PROTEIN; MOTOR PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier30.82
Radius of gyration Rg (electron density) rg_electron30.01
Forward intensity I(0) i0117377000.00
Molecular weight molecular_weight86295.0 kDa
Excluded volume excluded_volume108350 ų
Envelope volume envelope_volume145150 ų
Hydration-shell volume shell_volume40134 ų
Envelope diameter envelope_diameter108.3
Shell Rg shell_rg37.35
Envelope Rg envelope_rg30.28
Shape Rg shape_rg29.99
Total Rg total_rg30.73
Total atoms total_atoms6092
Residues n_residues758
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 dmax101.0
Rg (real space) rg_real30.83
Rg uncertainty (real space) rg_real_error0.65
I(0) (real space) i0_real1.1740e+08
I(0) uncertainty (real space) i0_real_error1.6380e+06
Rg (reciprocal space) rg_reciprocal30.83
I(0) (reciprocal space) i0_reciprocal117400000.0000
Solution quality estimate total_estimate0.8783
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary35.6
Skewness Skewness skewness0.420
Kurtosis Kurtosis kurtosis-0.156
Angular range angular_range— – 0.2550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha23470000.0000
Real-space data points n_real_points52
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.841; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.897

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id2y9eX01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology58 — Methane Monooxygenase Hydroxylase; Chain G, domain 1
Homologous superfamily homologous superfamily530

8. Citations (1)

9. Files and Curves (10)