2pbd

Ternary complex of profilin-actin with the poly-PRO-GAB domain of VASP*

Method: X-RAY DIFFRACTION Dmax: 89.7 Å Quality: GOOD

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

Actin, alpha skeletal muscle

OrganismNot specified

UniProt P68135

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 heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 1–377 Fragment:residues 1-377 Non-standard monomer:Yes (specific site not provided by mmCIF) Profilin-1 × 1 (P07737) Vasodilator-stimulated phosphoprotein × 1 (P50552) CA CALCIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.4;277.15 K;150mM DL-malic acid pH 7.0, 18% PEG 3350, pH 7.4, VAPOR DIFFUSION, SITTING DROP, temperature 277.15K Resolution 1.50 Å R-free 0.190

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.

293 other PDB entries and 353 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ACTS_RABIT
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–377; UniProt 1–377

Profilin-1

Homo sapiens

UniProt P07737

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 heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain P; UniProt 2–140 Fragment:residues 2-140 Actin, alpha skeletal muscle × 1 (P68135) Vasodilator-stimulated phosphoprotein × 1 (P50552) CA CALCIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.4;277.15 K;150mM DL-malic acid pH 7.0, 18% PEG 3350, pH 7.4, VAPOR DIFFUSION, SITTING DROP, temperature 277.15K Resolution 1.50 Å R-free 0.190

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.

21 other PDB entries and 24 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PROF1_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain P; PDBConstruct 1–139; UniProt 2–140

Vasodilator-stimulated phosphoprotein

OrganismNot specified

UniProt P50552

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 heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain V; UniProt 203–245 Fragment:VASP Loading Poly-Pro Site and GAB domain Actin, alpha skeletal muscle × 1 (P68135) Profilin-1 × 1 (P07737) CA CALCIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.4;277.15 K;150mM DL-malic acid pH 7.0, 18% PEG 3350, pH 7.4, VAPOR DIFFUSION, SITTING DROP, temperature 277.15K Resolution 1.50 Å R-free 0.190

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.

10 other PDB entries and 12 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name VASP_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain V; PDBConstruct 1–43; UniProt 203–245

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 2pbd

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id2pbd
Deposition date deposition_date2007-03-28
Structure title titleTernary complex of profilin-actin with the poly-PRO-GAB domain of VASP*
Keywords keywordsTernary complex; profilin; actin; VASP; Poly-Proline; Loading Poly-Pro Site; GAB domain, STRUCTURAL PROTEIN; STRUCTURAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier25.88
Radius of gyration Rg (electron density) rg_electron25.23
Forward intensity I(0) i056256900.00
Molecular weight molecular_weight58221.0 kDa
Excluded volume excluded_volume72781 ų
Envelope volume envelope_volume86450 ų
Hydration-shell volume shell_volume28916 ų
Envelope diameter envelope_diameter91.8
Shell Rg shell_rg32.37
Envelope Rg envelope_rg25.60
Shape Rg shape_rg25.26
Total Rg total_rg25.89
Total atoms total_atoms4081
Residues n_residues526
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 dmax89.7
Rg (real space) rg_real25.92
Rg uncertainty (real space) rg_real_error0.67
I(0) (real space) i0_real5.6260e+07
I(0) uncertainty (real space) i0_real_error8.2700e+05
Rg (reciprocal space) rg_reciprocal25.91
I(0) (reciprocal space) i0_reciprocal56260000.0000
Solution quality estimate total_estimate0.8659
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary27.9
Skewness Skewness skewness0.444
Kurtosis Kurtosis kurtosis-0.131
Angular range angular_range— – 0.3050 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha19120000.0000
Real-space data points n_real_points62
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.776; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.953; Smooth: 0.971

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd2pbdp_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.110 — Profilin-like
Superfamily Superfamily superfamilyd.110.1 — Profilin (actin-binding protein)
Family Family familyd.110.1.1 — Profilin (actin-binding protein)

CATH v4.4 (5 domains)

Domain ID domain_id2pbdA01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily40 — ATPase, nucleotide binding domain
Domain ID domain_id2pbdA02
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology36 — Actin; Chain A, domain 2
Homologous superfamily homologous superfamily70 — Actin; Chain A, domain 2
Domain ID domain_id2pbdA03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily40 — ATPase, nucleotide binding domain
Domain ID domain_id2pbdA04
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_id2pbdP00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology450 — Beta-Lactamase
Homologous superfamily homologous superfamily30 — Dynein light chain 2a, cytoplasmic

8. Citations (1)

9. Files and Curves (10)