9dw4

Dephosphorylated CFTR in 1:1 complex with PKA-C (site II)

Method: ELECTRON MICROSCOPY Dmax: 133.7 Å Quality: GOOD

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

cAMP-dependent protein kinase catalytic subunit alpha

OrganismNot specified

UniProt P00517

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain K; UniProt 1–351 Not recorded Cystic fibrosis transmembrane conductance regulator × 1 (P13569) Cystic fibrosis transmembrane conductance regulator × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 9.00 Å

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.

97 other PDB entries and 111 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name KAPCA_BOVIN
Isoform
PDB entities 1
Chains and sequence ranges Author chain K; PDBConstruct 1–351; UniProt 1–351

Cystic fibrosis transmembrane conductance regulator

Homo sapiens

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 1–1480 Not recorded cAMP-dependent protein kinase catalytic subunit alpha × 1 (P00517) Cystic fibrosis transmembrane conductance regulator × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 9.00 Å

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 A; PDBConstruct 1–1480; UniProt 1–1480

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 9dw4

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9dw4
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9dw4
Deposition date deposition_date2024-10-08
Structure title titleDephosphorylated CFTR in 1:1 complex with PKA-C (site II)
Keywords keywordsCFTR, PKA, complex, HYDROLASE; HYDROLASE
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier41.44
Radius of gyration Rg (electron density) rg_electron41.12
Forward intensity I(0) i0243160000.00
Molecular weight molecular_weight102590.0 kDa
Excluded volume excluded_volume117980 ų
Envelope volume envelope_volume248010 ų
Hydration-shell volume shell_volume52416 ų
Envelope diameter envelope_diameter135.8
Shell Rg shell_rg45.21
Envelope Rg envelope_rg38.84
Shape Rg shape_rg41.12
Total Rg total_rg41.38
Total atoms total_atoms7331
Residues n_residues1484
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 dmax133.7
Rg (real space) rg_real41.30
Rg uncertainty (real space) rg_real_error0.98
I(0) (real space) i0_real2.4320e+08
I(0) uncertainty (real space) i0_real_error3.8990e+06
Rg (reciprocal space) rg_reciprocal41.44
I(0) (reciprocal space) i0_reciprocal243200000.0000
Solution quality estimate total_estimate0.8964
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary56.3
Skewness Skewness skewness0.125
Kurtosis Kurtosis kurtosis-0.513
Angular range angular_range— – 0.1900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha28620000.0000
Real-space data points n_real_points39
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.914; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.911

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)