5j26

Crystal structure of a 53BP1 Tudor domain in complex with a ubiquitin variant

Method: X-RAY DIFFRACTION Dmax: 56.2 Å Quality: GOOD

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

Tumor suppressor p53-binding protein 1

Homo sapiens

UniProt Q12888

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 1492–1608 Not recorded Ubiquitin Variant i53 × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;293.15 K;0.1 M Sodium Cacodylate pH 6.0, 0.2 M Sodium Acetate, 27% (w/v) PEG8000 Resolution 2.50 Å R-free 0.287

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.

34 other PDB entries and 68 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TP53B_HUMAN
Isoform Q12888-2
PDB entities 2
Chains and sequence ranges Author chain A; PDBConstruct 1–117; UniProt 1492–1608

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 5j26

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5j26
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5j26
Deposition date deposition_date2016-03-29
Structure title titleCrystal structure of a 53BP1 Tudor domain in complex with a ubiquitin variant
Keywords keywordstudor domain ubiquitin variant, PROTEIN BINDING; PROTEIN BINDING
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.40
Radius of gyration Rg (electron density) rg_electron17.12
Forward intensity I(0) i08216700.00
Molecular weight molecular_weight21476.0 kDa
Excluded volume excluded_volume27159 ų
Envelope volume envelope_volume31582 ų
Hydration-shell volume shell_volume15738 ų
Envelope diameter envelope_diameter57.0
Shell Rg shell_rg22.60
Envelope Rg envelope_rg17.26
Shape Rg shape_rg17.09
Total Rg total_rg18.14
Total atoms total_atoms1513
Residues n_residues190
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 dmax56.2
Rg (real space) rg_real18.32
Rg uncertainty (real space) rg_real_error0.30
I(0) (real space) i0_real8.2170e+06
I(0) uncertainty (real space) i0_real_error1.0540e+05
Rg (reciprocal space) rg_reciprocal18.33
I(0) (reciprocal space) i0_reciprocal8217000.0000
Solution quality estimate total_estimate0.8317
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary22.3
Skewness Skewness skewness0.179
Kurtosis Kurtosis kurtosis-0.515
Angular range angular_range— – 0.4300 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2097000.0000
Real-space data points n_real_points74
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.939; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd5j26a1
Class classb — All beta proteins
Fold Fold foldb.34 — SH3-like barrel
Superfamily Superfamily superfamilyb.34.9 — Tudor/PWWP/MBT
Family Family familyb.34.9.1 — Tudor domain
Domain ID domain_idd5j26a2
Class classb — All beta proteins
Fold Fold foldb.34 — SH3-like barrel
Superfamily Superfamily superfamilyb.34.9 — Tudor/PWWP/MBT
Family Family familyb.34.9.1 — Tudor domain
Domain ID domain_idd5j26b_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.15 — beta-Grasp (ubiquitin-like)
Superfamily Superfamily superfamilyd.15.1 — Ubiquitin-like
Family Family familyd.15.1.1 — Ubiquitin-related

CATH v4.4 (2 domains)

Domain ID domain_id5j26A01
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology30 — SH3 type barrels.
Homologous superfamily homologous superfamily140
Domain ID domain_id5j26A02
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology30 — SH3 type barrels.
Homologous superfamily homologous superfamily30

8. Citations (1)

9. Files and Curves (10)