3qrb

crystal structure of E-cadherin EC1-2 P5A P6A

Method: X-RAY DIFFRACTION Dmax: 96.7 Å Quality: GOOD

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

Cadherin-1

Mus musculus

UniProt P09803

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 157–369 Fragment:Cadherin 1 and Cadherin 2 Domains, UNP residues 157-369 Mutation:P161A, P162A CA CALCIUM ION × 6 EDO 1,2-ETHANEDIOL × 4 PGE TRIETHYLENE GLYCOL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;293 K;10% PEG8000, 10% ethylene glycol, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 1.80 Å R-free 0.178
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 157–369 Fragment:Cadherin 1 and Cadherin 2 Domains, UNP residues 157-369 Mutation:P161A, P162A CA CALCIUM ION × 6 EDO 1,2-ETHANEDIOL × 4 PGE TRIETHYLENE GLYCOL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;293 K;10% PEG8000, 10% ethylene glycol, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 1.80 Å R-free 0.178

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.

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

View Construct and Data Evidence
UniProt name CADH1_MOUSE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–213; UniProt 157–369 Author chain B; PDBConstruct 1–213; UniProt 157–369

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 3qrb

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3qrb
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id3qrb
Deposition date deposition_date2011-02-17
Structure title titlecrystal structure of E-cadherin EC1-2 P5A P6A
Keywords keywordscadherin, CELL ADHESION; CELL ADHESION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier29.76
Radius of gyration Rg (electron density) rg_electron29.21
Forward intensity I(0) i037049700.00
Molecular weight molecular_weight47137.0 kDa
Excluded volume excluded_volume58858 ų
Envelope volume envelope_volume78123 ų
Hydration-shell volume shell_volume24087 ų
Envelope diameter envelope_diameter100.0
Shell Rg shell_rg33.72
Envelope Rg envelope_rg29.05
Shape Rg shape_rg29.24
Total Rg total_rg29.58
Total atoms total_atoms3306
Residues n_residues426
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 dmax96.7
Rg (real space) rg_real29.76
Rg uncertainty (real space) rg_real_error0.84
I(0) (real space) i0_real3.7050e+07
I(0) uncertainty (real space) i0_real_error5.8310e+05
Rg (reciprocal space) rg_reciprocal29.76
I(0) (reciprocal space) i0_reciprocal37050000.0000
Solution quality estimate total_estimate0.8893
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary38.3
Skewness Skewness skewness0.230
Kurtosis Kurtosis kurtosis-0.429
Angular range angular_range— – 0.2650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1884000.0000
Real-space data points n_real_points54
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.925; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.967; Smooth: 0.816

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd3qrba1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.6 — Cadherin-like
Family Family familyb.1.6.1 — Cadherin
Domain ID domain_idd3qrba2
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.6 — Cadherin-like
Family Family familyb.1.6.1 — Cadherin
Domain ID domain_idd3qrbb1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.6 — Cadherin-like
Family Family familyb.1.6.1 — Cadherin
Domain ID domain_idd3qrbb2
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.6 — Cadherin-like
Family Family familyb.1.6.1 — Cadherin

CATH v4.4 (4 domains)

Domain ID domain_id3qrbA01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily60 — Cadherins
Domain ID domain_id3qrbA02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily60 — Cadherins
Domain ID domain_id3qrbB01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily60 — Cadherins
Domain ID domain_id3qrbB02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily60 — Cadherins

8. Citations (1)

9. Files and Curves (10)