7pns

Protein kinase A catalytic subunit in complex with PKI5-24 and EN081

Method: X-RAY DIFFRACTION Dmax: 66.6 Å Quality: GOOD

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

cAMP-dependent protein kinase catalytic subunit alpha

Cricetulus griseus

UniProt P25321

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 1–351 Non-standard monomer:Yes (specific site not provided by mmCIF) cAMP-dependent protein kinase inhibitor alpha × 1 (P63248) MPD (4S)-2-METHYL-2,4-PENTANEDIOL × 1 7W8 2-azanyl-6-[5-[(dimethylamino)methyl]-2-fluoranyl-phenyl]-1H-indole-3-carbonitrile × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;277.15 K;Protein at 8 mg/mL in 100 mM Mes-Bis-Tris pH 6.9, 75 mM Lithium chloride, 1 mM DTT, 100 mM Sodium-EDTA. Master-Mix: 540 uL of protein + 15 uL 10 mM Mega8 in Water + 45 uL 10 mM PKI5-24 in protein-buffer. 70 % Master-Mix mixed with 30 % 50 mM ligand in DMSO before setting of drops. 15-24 % Methanol/Water in Reservoir. Resolution 1.85 Å R-free 0.202

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.

158 other PDB entries and 158 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name KAPCA_CRIGR
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–353; UniProt 1–351

cAMP-dependent protein kinase inhibitor alpha

OrganismNot specified

UniProt P63248

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 B; UniProt 6–25 Not recorded cAMP-dependent protein kinase catalytic subunit alpha × 1 (P25321) MPD (4S)-2-METHYL-2,4-PENTANEDIOL × 1 7W8 2-azanyl-6-[5-[(dimethylamino)methyl]-2-fluoranyl-phenyl]-1H-indole-3-carbonitrile × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;277.15 K;Protein at 8 mg/mL in 100 mM Mes-Bis-Tris pH 6.9, 75 mM Lithium chloride, 1 mM DTT, 100 mM Sodium-EDTA. Master-Mix: 540 uL of protein + 15 uL 10 mM Mega8 in Water + 45 uL 10 mM PKI5-24 in protein-buffer. 70 % Master-Mix mixed with 30 % 50 mM ligand in DMSO before setting of drops. 15-24 % Methanol/Water in Reservoir. Resolution 1.85 Å R-free 0.202

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.

46 other PDB entries and 46 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name IPKA_MOUSE
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; 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 7pns

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id7pns
Deposition date deposition_date2021-09-07
Structure title titleProtein kinase A catalytic subunit in complex with PKI5-24 and EN081
Keywords keywordsProtein Kinase, Ligand complex, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.47
Radius of gyration Rg (electron density) rg_electron20.15
Forward intensity I(0) i025957700.00
Molecular weight molecular_weight39982.0 kDa
Excluded volume excluded_volume50290 ų
Envelope volume envelope_volume57834 ų
Hydration-shell volume shell_volume23531 ų
Envelope diameter envelope_diameter69.1
Shell Rg shell_rg27.08
Envelope Rg envelope_rg20.31
Shape Rg shape_rg20.13
Total Rg total_rg21.11
Total atoms total_atoms5432
Residues n_residues356
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 dmax66.6
Rg (real space) rg_real21.34
Rg uncertainty (real space) rg_real_error0.34
I(0) (real space) i0_real2.5960e+07
I(0) uncertainty (real space) i0_real_error3.0700e+05
Rg (reciprocal space) rg_reciprocal21.36
I(0) (reciprocal space) i0_reciprocal25960000.0000
Solution quality estimate total_estimate0.8853
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary27.4
Skewness Skewness skewness0.182
Kurtosis Kurtosis kurtosis-0.396
Angular range angular_range— – 0.3700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha7170000.0000
Real-space data points n_real_points69
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.908; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.992; Smooth: 0.792

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id7pnsA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1

8. Citations (1)

9. Files and Curves (10)