7xty

Crystal Structure of the second PDZ domain from human PTPN13 in complex with APC peptide

Method: X-RAY DIFFRACTION Dmax: 60.8 Å Quality: GOOD

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

Tyrosine-protein phosphatase non-receptor type 13

Homo sapiens

UniProt Q12923

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 1362–1456 Not recorded APC-peptide × 1 (P25054) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 6.8;289 K;0.1M citric acid (pH 3.5), 3M NaCl Resolution 2.10 Å R-free 0.240
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 1362–1456 Not recorded APC-peptide × 1 (P25054) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 6.8;289 K;0.1M citric acid (pH 3.5), 3M NaCl Resolution 2.10 Å R-free 0.240

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.

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PTN13_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–95; UniProt 1362–1456 Author chain B; PDBConstruct 1–95; UniProt 1362–1456

APC-peptide

OrganismNot specified

UniProt P25054

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 C; UniProt 2833–2843 Not recorded Tyrosine-protein phosphatase non-receptor type 13 × 1 (Q12923) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 6.8;289 K;0.1M citric acid (pH 3.5), 3M NaCl Resolution 2.10 Å R-free 0.240
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain D; UniProt 2833–2843 Not recorded Tyrosine-protein phosphatase non-receptor type 13 × 1 (Q12923) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 6.8;289 K;0.1M citric acid (pH 3.5), 3M NaCl Resolution 2.10 Å R-free 0.240

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.

27 other PDB entries and 46 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name APC_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain C; PDBConstruct 1–11; UniProt 2833–2843 Author chain D; PDBConstruct 1–11; UniProt 2833–2843

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 7xty

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id7xty
Deposition date deposition_date2022-05-18
Structure title titleCrystal Structure of the second PDZ domain from human PTPN13 in complex with APC peptide
Keywords keywordsprotein-protein complex, PEPTIDE BINDING PROTEIN; PEPTIDE BINDING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.30
Radius of gyration Rg (electron density) rg_electron17.22
Forward intensity I(0) i07973330.00
Molecular weight molecular_weight20324.0 kDa
Excluded volume excluded_volume25367 ų
Envelope volume envelope_volume30092 ų
Hydration-shell volume shell_volume15111 ų
Envelope diameter envelope_diameter61.6
Shell Rg shell_rg22.72
Envelope Rg envelope_rg17.41
Shape Rg shape_rg17.20
Total Rg total_rg18.17
Total atoms total_atoms1432
Residues n_residues195
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 dmax60.8
Rg (real space) rg_real18.26
Rg uncertainty (real space) rg_real_error0.36
I(0) (real space) i0_real7.9730e+06
I(0) uncertainty (real space) i0_real_error1.0050e+05
Rg (reciprocal space) rg_reciprocal18.27
I(0) (reciprocal space) i0_reciprocal7973000.0000
Solution quality estimate total_estimate0.8820
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary20.5
Skewness Skewness skewness0.294
Kurtosis Kurtosis kurtosis-0.348
Angular range angular_range— – 0.4350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1673000.0000
Real-space data points n_real_points75
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.834; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.960

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id7xtyA01
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology42 — Pdz3 Domain
Homologous superfamily homologous superfamily10 — PDZ domain
Domain ID domain_id7xtyB01
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)