4z33

Crystal structure of the syntenin PDZ1 and PDZ2 tandem in complex with the Frizzled 7 C-terminal fragment and PIP2

Method: X-RAY DIFFRACTION Dmax: 78.3 Å Quality: GOOD

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

Syntenin-1

Homo sapiens

UniProt O00560

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 111–275 Fragment:residues 111-275 LYS-GLY-GLU-THR-ALA-VAL × 1 ACT ACETATE ION × 1 GOL GLYCEROL × 2 IP2 D-MYO-INOSITOL-4,5-BISPHOSPHATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;293 K;0.2 M ammonium acetate, 0.1 M sodium citrate tribasic dihydrate and 32,5% (w/v) PEG 4.000 Resolution 2.45 Å R-free 0.239
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 111–275 Fragment:residues 111-275 LYS-GLY-GLU-THR-ALA-VAL × 1 ACT ACETATE ION × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;293 K;0.2 M ammonium acetate, 0.1 M sodium citrate tribasic dihydrate and 32,5% (w/v) PEG 4.000 Resolution 2.45 Å R-free 0.239

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.

64 other PDB entries and 185 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SDCB1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–166; UniProt 111–275 Author chain B; PDBConstruct 2–166; UniProt 111–275

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 4z33

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4z33
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4z33
Deposition date deposition_date2015-03-30
Structure title titleCrystal structure of the syntenin PDZ1 and PDZ2 tandem in complex with the Frizzled 7 C-terminal fragment and PIP2
Keywords keywordssyntenin, PDZ, PIP2, frizzle 7, signaling protein; SIGNALING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier24.27
Radius of gyration Rg (electron density) rg_electron23.37
Forward intensity I(0) i023861200.00
Molecular weight molecular_weight36686.0 kDa
Excluded volume excluded_volume45817 ų
Envelope volume envelope_volume57405 ų
Hydration-shell volume shell_volume21506 ų
Envelope diameter envelope_diameter80.8
Shell Rg shell_rg29.28
Envelope Rg envelope_rg23.37
Shape Rg shape_rg23.37
Total Rg total_rg24.13
Total atoms total_atoms2570
Residues n_residues341
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 dmax78.3
Rg (real space) rg_real24.30
Rg uncertainty (real space) rg_real_error0.50
I(0) (real space) i0_real2.3860e+07
I(0) uncertainty (real space) i0_real_error3.2990e+05
Rg (reciprocal space) rg_reciprocal24.30
I(0) (reciprocal space) i0_reciprocal23860000.0000
Solution quality estimate total_estimate0.8982
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary77.1
Skewness Skewness skewness0.339
Kurtosis Kurtosis kurtosis-0.379
Angular range angular_range— – 0.3250 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha8106000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.912; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.948; Smooth: 0.987

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id4z33A01
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology42 — Pdz3 Domain
Homologous superfamily homologous superfamily10 — PDZ domain
Domain ID domain_id4z33A02
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology42 — Pdz3 Domain
Homologous superfamily homologous superfamily10 — PDZ domain
Domain ID domain_id4z33B01
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology42 — Pdz3 Domain
Homologous superfamily homologous superfamily10 — PDZ domain
Domain ID domain_id4z33B02
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology42 — Pdz3 Domain
Homologous superfamily homologous superfamily10 — PDZ domain

8. Citations (1)

9. Files and Curves (10)