6tse

Crystal Structure of 1-methylindoline-2,3-dione covalently bound to the PH domain of Bruton's tyrosine kinase mutant R28C

Method: X-RAY DIFFRACTION Dmax: 74.6 Å Quality: EXCELLENT

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

Tyrosine-protein kinase BTK

Homo sapiens

UniProt Q06187

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 2–170 Fragment:PH DOMAIN AND BTK MOTIF Mutation:R28C MG MAGNESIUM ION × 1 72V 1-methylindole-2,3-dione × 3 ZN ZINC ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.5;298 K;0.1 M TRIS 8.5 pH, 32.5% w/v PEG 3350, 200mM MgCl2, 500mM NaCl Resolution 1.41 Å R-free 0.224
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 2–170 Fragment:PH DOMAIN AND BTK MOTIF Mutation:R28C MG MAGNESIUM ION × 1 72V 1-methylindole-2,3-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.5;298 K;0.1 M TRIS 8.5 pH, 32.5% w/v PEG 3350, 200mM MgCl2, 500mM NaCl Resolution 1.41 Å R-free 0.224

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.

158 other PDB entries and 226 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BTK_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–169; UniProt 2–170 Author chain B; PDBConstruct 1–169; UniProt 2–170

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 6tse

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id6tse
Deposition date deposition_date2019-12-20
Structure title titleCrystal Structure of 1-methylindoline-2,3-dione covalently bound to the PH domain of Bruton's tyrosine kinase mutant R28C
Keywords keywordsBTK, Covalent fragments, surface entrophy reduction, crystal engineering, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.35
Radius of gyration Rg (electron density) rg_electron22.05
Forward intensity I(0) i023871600.00
Molecular weight molecular_weight38291.0 kDa
Excluded volume excluded_volume48384 ų
Envelope volume envelope_volume60921 ų
Hydration-shell volume shell_volume23131 ų
Envelope diameter envelope_diameter75.9
Shell Rg shell_rg28.73
Envelope Rg envelope_rg22.28
Shape Rg shape_rg21.99
Total Rg total_rg23.13
Total atoms total_atoms2692
Residues n_residues318
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 dmax74.6
Rg (real space) rg_real23.30
Rg uncertainty (real space) rg_real_error0.42
I(0) (real space) i0_real2.3870e+07
I(0) uncertainty (real space) i0_real_error2.9850e+05
Rg (reciprocal space) rg_reciprocal23.32
I(0) (reciprocal space) i0_reciprocal23870000.0000
Solution quality estimate total_estimate0.9048
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary26.4
Skewness Skewness skewness0.266
Kurtosis Kurtosis kurtosis-0.450
Angular range angular_range— – 0.3400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4143000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.921; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.995

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd6tsea_
Class classb — All beta proteins
Fold Fold foldb.55 — PH domain-like barrel
Superfamily Superfamily superfamilyb.55.1 — PH domain-like
Family Family familyb.55.1.1 — Pleckstrin-homology domain (PH domain)
Domain ID domain_idd6tseb_
Class classb — All beta proteins
Fold Fold foldb.55 — PH domain-like barrel
Superfamily Superfamily superfamilyb.55.1 — PH domain-like
Family Family familyb.55.1.1 — Pleckstrin-homology domain (PH domain)

8. Citations (1)

9. Files and Curves (10)