1aie

P53 TETRAMERIZATION DOMAIN CRYSTAL STRUCTURE

Method: X-RAY DIFFRACTION Dmax: 44.8 Å Quality: GOOD

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

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 homooligomer Homooligomer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 326–356 Fragment:TETRAMERIZATION DOMAIN No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:pH 8;1.4 M SODIUM CITRATE, 100 MM HEPES, PH 8.0 Resolution 1.50 Å R-free 0.252

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 462 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 1–31; UniProt 326–356

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 1aie

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1aie
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1aie
Deposition date deposition_date1997-04-17
Structure title titleP53 TETRAMERIZATION DOMAIN CRYSTAL STRUCTURE
Keywords keywordsP53 TETRAMERIZATION, OLIGOMER, DNA, TRANSCRIPTION, TUMOR SUPPRESSOR; P53 TETRAMERIZATION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier12.75
Radius of gyration Rg (electron density) rg_electron11.52
Forward intensity I(0) i0419364.00
Molecular weight molecular_weight3759.0 kDa
Excluded volume excluded_volume4658 ų
Envelope volume envelope_volume6203 ų
Hydration-shell volume shell_volume5403 ų
Envelope diameter envelope_diameter41.8
Shell Rg shell_rg15.19
Envelope Rg envelope_rg11.66
Shape Rg shape_rg11.49
Total Rg total_rg12.83
Total atoms total_atoms265
Residues n_residues31
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 dmax44.8
Rg (real space) rg_real12.81
Rg uncertainty (real space) rg_real_error0.40
I(0) (real space) i0_real4.1940e+05
I(0) uncertainty (real space) i0_real_error4.8030e+03
Rg (reciprocal space) rg_reciprocal12.80
I(0) (reciprocal space) i0_reciprocal419400.0000
Solution quality estimate total_estimate0.8741
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary43.7
Skewness Skewness skewness0.324
Kurtosis Kurtosis kurtosis-0.381
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha34840.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.865; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.774; Smooth: 0.989

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1aiea_
Class classa — All alpha proteins
Fold Fold folda.53 — p53 tetramerization domain
Superfamily Superfamily superfamilya.53.1 — p53 tetramerization domain
Family Family familya.53.1.1 — p53 tetramerization domain

8. Citations (2)

9. Files and Curves (10)