8dc4

Crystal structure of p53 Y220C covalently bound to carbazole KG3

Method: X-RAY DIFFRACTION Dmax: 96.4 Å Quality: REASONABLE

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

Cellular tumor antigen p53

Homo sapiens

UniProt P04637

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 B; UniProt 94–312 Mutation:Y220C ZN ZINC ION × 1 R3R 9-propanoyl-9H-carbazole-3-carbaldehyde, bound form × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;100 mM HEPES, 2.2M MgSO4 Resolution 2.40 Å R-free 0.231
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 94–312 Mutation:Y220C ZN ZINC ION × 1 R3R 9-propanoyl-9H-carbazole-3-carbaldehyde, bound form × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;100 mM HEPES, 2.2M MgSO4 Resolution 2.40 Å R-free 0.231
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 94–312 Mutation:Y220C ZN ZINC ION × 1 R3R 9-propanoyl-9H-carbazole-3-carbaldehyde, bound form × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;100 mM HEPES, 2.2M MgSO4 Resolution 2.40 Å R-free 0.231
4 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 94–312 Mutation:Y220C ZN ZINC ION × 1 R3R 9-propanoyl-9H-carbazole-3-carbaldehyde, bound form × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;100 mM HEPES, 2.2M MgSO4 Resolution 2.40 Å R-free 0.231

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.

291 other PDB entries and 459 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name P53_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 5–223; UniProt 94–312 Author chain B; PDBConstruct 5–223; UniProt 94–312 Author chain C; PDBConstruct 5–223; UniProt 94–312 Author chain D; PDBConstruct 5–223; UniProt 94–312

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 8dc4

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8dc4
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8dc4
Deposition date deposition_date2022-06-15
Structure title titleCrystal structure of p53 Y220C covalently bound to carbazole KG3
Keywords keywordsTP53, tumor suppressor, CELL CYCLE; CELL CYCLE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier31.37
Radius of gyration Rg (electron density) rg_electron30.47
Forward intensity I(0) i0141850000.00
Molecular weight molecular_weight89314.0 kDa
Excluded volume excluded_volume109630 ų
Envelope volume envelope_volume140770 ų
Hydration-shell volume shell_volume38326 ų
Envelope diameter envelope_diameter97.4
Shell Rg shell_rg37.73
Envelope Rg envelope_rg30.10
Shape Rg shape_rg30.46
Total Rg total_rg31.12
Total atoms total_atoms6296
Residues n_residues788
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 dmax96.4
Rg (real space) rg_real31.21
Rg uncertainty (real space) rg_real_error0.52
I(0) (real space) i0_real1.4190e+08
I(0) uncertainty (real space) i0_real_error2.1570e+06
Rg (reciprocal space) rg_reciprocal31.28
I(0) (reciprocal space) i0_reciprocal141900000.0000
Solution quality estimate total_estimate0.6887
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary43.5
Skewness Skewness skewness0.100
Kurtosis Kurtosis kurtosis-0.619
Angular range angular_range— – 0.2550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha27650000.0000
Real-space data points n_real_points52
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.959; Stabil: 1.000; Sysdev: 0.040; Positv: 1.000; Valcen: 1.000; Smooth: 0.952

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)