7qi1

Crystal structure of human 14-3-3 protein beta in complex with CFTR peptide pS753pS768 and PPI stabilizer CY007424

Method: X-RAY DIFFRACTION Dmax: 106.2 Å Quality: GOOD

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

14-3-3 protein theta

Homo sapiens

UniProt P27348

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: octameric(8) Count mismatch; review required Chain A; UniProt 1–230 Chain B; UniProt 1–230 Chain C; UniProt 1–230 Chain D; UniProt 1–230 Not recorded Cystic fibrosis transmembrane conductance regulator × 2 (P13569) ARG ARGININE × 2 Q95 [2-(2-methylphenyl)sulfanylphenyl]methanamine × 2 TYR TYROSINE × 2 GLN GLUTAMINE × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;277 K;Qiagen Cryos Suite #44 (0.09 M HEPES sodium salt pH7.5, 1.26M tri-sodium citrate, 10% (v/v) glycerol) with an extra 2% (v/v) of glycerol. Resolution 1.76 Å R-free 0.241

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.

7 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name 1433T_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 8–237; UniProt 1–230 Author chain B; PDBConstruct 8–237; UniProt 1–230 Author chain C; PDBConstruct 8–237; UniProt 1–230 Author chain D; PDBConstruct 8–237; UniProt 1–230

Cystic fibrosis transmembrane conductance regulator

OrganismNot specified

UniProt P13569

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: octameric(8) Count mismatch; review required Chain E; UniProt 747–774 Chain F; UniProt 747–774 Non-standard monomer:Yes (specific site not provided by mmCIF) 14-3-3 protein theta × 4 (P27348) ARG ARGININE × 2 Q95 [2-(2-methylphenyl)sulfanylphenyl]methanamine × 2 TYR TYROSINE × 2 GLN GLUTAMINE × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;277 K;Qiagen Cryos Suite #44 (0.09 M HEPES sodium salt pH7.5, 1.26M tri-sodium citrate, 10% (v/v) glycerol) with an extra 2% (v/v) of glycerol. Resolution 1.76 Å R-free 0.241

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.

52 other PDB entries and 70 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CFTR_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain E; PDBConstruct 1–28; UniProt 747–774 Author chain F; PDBConstruct 1–28; UniProt 747–774

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 7qi1

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7qi1
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7qi1
Deposition date deposition_date2021-12-14
Structure title titleCrystal structure of human 14-3-3 protein beta in complex with CFTR peptide pS753pS768 and PPI stabilizer CY007424
Keywords keywordsPPI stabilization, Cystic Fibrosis, PROTEIN TRANSPORT; PROTEIN TRANSPORT
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier33.22
Radius of gyration Rg (electron density) rg_electron32.37
Forward intensity I(0) i0198723000.00
Molecular weight molecular_weight110680.0 kDa
Excluded volume excluded_volume137740 ų
Envelope volume envelope_volume182030 ų
Hydration-shell volume shell_volume46210 ų
Envelope diameter envelope_diameter111.1
Shell Rg shell_rg40.09
Envelope Rg envelope_rg31.60
Shape Rg shape_rg32.37
Total Rg total_rg32.99
Total atoms total_atoms7759
Residues n_residues967
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 dmax106.2
Rg (real space) rg_real33.06
Rg uncertainty (real space) rg_real_error0.63
I(0) (real space) i0_real1.9870e+08
I(0) uncertainty (real space) i0_real_error3.2080e+06
Rg (reciprocal space) rg_reciprocal33.13
I(0) (reciprocal space) i0_reciprocal198700000.0000
Solution quality estimate total_estimate0.8940
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary44.2
Skewness Skewness skewness0.203
Kurtosis Kurtosis kurtosis-0.390
Angular range angular_range— – 0.2400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha33130000.0000
Real-space data points n_real_points49
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.895; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.934

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id7qi1A01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology190 — Delta-Endotoxin; domain 1
Homologous superfamily homologous superfamily20 — 14-3-3 domain
Domain ID domain_id7qi1D01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology190 — Delta-Endotoxin; domain 1
Homologous superfamily homologous superfamily20 — 14-3-3 domain

8. Citations (1)

9. Files and Curves (10)