9dcd

Structure of J-PKAc chimera in complex with Aplithianine d2

Method: X-RAY DIFFRACTION Dmax: 66.4 Å Quality: GOOD

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

cAMP-dependent protein kinase catalytic subunit alpha

Homo sapiens

UniProt P17612

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 2–351 Non-standard monomer:Yes (specific site not provided by mmCIF) cAMP-dependent protein kinase inhibitor alpha × 1 (P61925) A1A3J N-(2-aminoethyl)-4-(7H-purin-6-yl)-3,4-dihydro-2H-1,4-thiazine-6-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 6;277.15 K;0.2 M LiCl, 0.1 M Mes pH:6.0, 20% PEG 6000 Resolution 2.70 Å R-free 0.191

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.

53 other PDB entries and 78 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name KAPCA_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–350; UniProt 2–351

cAMP-dependent protein kinase inhibitor alpha

OrganismNot specified

UniProt P61925

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain I; UniProt 6–25 Not recorded cAMP-dependent protein kinase catalytic subunit alpha × 1 (P17612) A1A3J N-(2-aminoethyl)-4-(7H-purin-6-yl)-3,4-dihydro-2H-1,4-thiazine-6-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 6;277.15 K;0.2 M LiCl, 0.1 M Mes pH:6.0, 20% PEG 6000 Resolution 2.70 Å R-free 0.191

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.

90 other PDB entries and 100 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name IPKA_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain I; PDBConstruct 1–20; UniProt 6–25

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 9dcd

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id9dcd
Deposition date deposition_date2024-08-25
最后修订 last_revision2025-07-09
Structure title titleStructure of J-PKAc chimera in complex with Aplithianine d2
Keywords keywordsProtein kinase A, Fibrolamellar Hepatocellular carcinoma, Natural Product, Signaling protein, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.25
Radius of gyration Rg (electron density) rg_electron20.19
Forward intensity I(0) i055197000.00
Molecular weight molecular_weight39148.0 kDa
Excluded volume excluded_volume38097 ų
Envelope volume envelope_volume61463 ų
Hydration-shell volume shell_volume24607 ų
Envelope diameter envelope_diameter68.7
Shell Rg shell_rg27.47
Envelope Rg envelope_rg20.46
Shape Rg shape_rg20.15
Total Rg total_rg20.94
Total atoms total_atoms2976
Residues n_residues355
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 dmax66.4
Rg (real space) rg_real21.11
Rg uncertainty (real space) rg_real_error0.27
I(0) (real space) i0_real5.5200e+07
I(0) uncertainty (real space) i0_real_error7.0730e+05
Rg (reciprocal space) rg_reciprocal21.14
I(0) (reciprocal space) i0_reciprocal55200000.0000
Solution quality estimate total_estimate0.8983
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary27.4
Skewness Skewness skewness0.175
Kurtosis Kurtosis kurtosis-0.419
Angular range angular_range— – 0.3750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha16500000.0000
Real-space data points n_real_points69
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: 0.992; Smooth: 0.998

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)