9sac

14-3-3sigma protein binding to the ChREBP peptide and macrocycle 3

Method: X-RAY DIFFRACTION Dmax: 62.5 Å Quality: GOOD

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

14-3-3 protein sigma

Homo sapiens

UniProt P31947

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 × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 1–231 Not recorded Carbohydrate-responsive element-binding protein × 2 (Q99MZ3) 5,6-DIHYDRO-BENZO[H]CINNOLIN-3-YLAMINE × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;277 K;0.095 M HEPES pH=7.1-7.7 0.19 M CaCl2 5% glycerol 24-29% PEG400 Resolution 2.50 Å R-free 0.361

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.

523 other PDB entries and 543 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name 1433S_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–231; UniProt 1–231

Carbohydrate-responsive element-binding protein

OrganismNot specified

UniProt Q99MZ3

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 × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain B; UniProt 121–134 Not recorded 14-3-3 protein sigma × 2 (P31947) 5,6-DIHYDRO-BENZO[H]CINNOLIN-3-YLAMINE × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;277 K;0.095 M HEPES pH=7.1-7.7 0.19 M CaCl2 5% glycerol 24-29% PEG400 Resolution 2.50 Å R-free 0.361

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.

2 other PDB entries and 4 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MLXPL_MOUSE
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–14; UniProt 121–134

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 9sac

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9sac
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9sac
Deposition date deposition_date2025-08-07
Structure title title14-3-3sigma protein binding to the ChREBP peptide and macrocycle 3
Keywords keywordsProtein-peptide interaction, macrocyclic peptides, 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_guinier19.19
Radius of gyration Rg (electron density) rg_electron18.34
Forward intensity I(0) i026214000.00
Molecular weight molecular_weight25841.0 kDa
Excluded volume excluded_volume24786 ų
Envelope volume envelope_volume40921 ų
Hydration-shell volume shell_volume18622 ų
Envelope diameter envelope_diameter64.6
Shell Rg shell_rg24.59
Envelope Rg envelope_rg18.75
Shape Rg shape_rg18.32
Total Rg total_rg19.07
Total atoms total_atoms1951
Residues n_residues236
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 dmax62.5
Rg (real space) rg_real19.09
Rg uncertainty (real space) rg_real_error0.44
I(0) (real space) i0_real2.6210e+07
I(0) uncertainty (real space) i0_real_error3.5510e+05
Rg (reciprocal space) rg_reciprocal19.11
I(0) (reciprocal space) i0_reciprocal26210000.0000
Solution quality estimate total_estimate0.8141
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.3
Skewness Skewness skewness0.207
Kurtosis Kurtosis kurtosis-0.405
Angular range angular_range— – 0.4150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha5533000.0000
Real-space data points n_real_points73
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.860; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)