6i41

Co-crystal structure of human SPOP MATH domain (wild-type) and human BRD3 fragment

Method: X-RAY DIFFRACTION Dmax: 57.2 Å Quality: GOOD

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

Speckle-type POZ protein

Homo sapiens

UniProt O43791

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 28–166 Not recorded Bromodomain-containing protein 3 × 1 (Q15059) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.5;294 K;100 mM Tris pH 8.5, 200 mM NaCl, 25% (w/v) PEG3350 Resolution 1.90 Å R-free 0.238

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 53 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SPOP_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 7–145; UniProt 28–166

Bromodomain-containing protein 3

Homo sapiens

UniProt Q15059

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 B; UniProt 245–253 Not recorded Speckle-type POZ protein × 1 (O43791) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.5;294 K;100 mM Tris pH 8.5, 200 mM NaCl, 25% (w/v) PEG3350 Resolution 1.90 Å R-free 0.238

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.

47 other PDB entries and 101 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BRD3_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–9; UniProt 245–253

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 6i41

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6i41
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6i41
Deposition date deposition_date2018-11-08
Structure title titleCo-crystal structure of human SPOP MATH domain (wild-type) and human BRD3 fragment
Keywords keywordsligase nuclear cancer ubiquitination, LIGASE; LIGASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier16.60
Radius of gyration Rg (electron density) rg_electron15.14
Forward intensity I(0) i04740210.00
Molecular weight molecular_weight15889.0 kDa
Excluded volume excluded_volume19984 ų
Envelope volume envelope_volume22626 ų
Hydration-shell volume shell_volume12897 ų
Envelope diameter envelope_diameter56.6
Shell Rg shell_rg20.77
Envelope Rg envelope_rg15.62
Shape Rg shape_rg15.11
Total Rg total_rg16.33
Total atoms total_atoms1120
Residues n_residues147
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 dmax57.2
Rg (real space) rg_real16.57
Rg uncertainty (real space) rg_real_error0.44
I(0) (real space) i0_real4.7400e+06
I(0) uncertainty (real space) i0_real_error5.9800e+04
Rg (reciprocal space) rg_reciprocal16.57
I(0) (reciprocal space) i0_reciprocal4740000.0000
Solution quality estimate total_estimate0.8634
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary19.3
Skewness Skewness skewness0.308
Kurtosis Kurtosis kurtosis-0.255
Angular range angular_range— – 0.4800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha926200.0000
Real-space data points n_real_points78
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.747; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.991; Smooth: 0.987

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd6i41a1
Class classb — All beta proteins
Fold Fold foldb.8 — TRAF domain-like
Superfamily Superfamily superfamilyb.8.1 — TRAF domain-like
Family Family familyb.8.1.1 — MATH domain
Domain ID domain_idd6i41a2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (1 domains)

Domain ID domain_id6i41A01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology210 — Apoptosis, Tumor Necrosis Factor Receptor Associated Protein 2; Chain A
Homologous superfamily homologous superfamily10 — Apoptosis, Tumor Necrosis Factor Receptor Associated Protein 2; Chain A

8. Citations (1)

9. Files and Curves (10)