9i0z

Human protein kinase CK2 alpha in complex with TN11

Method: X-RAY DIFFRACTION Dmax: 69.5 Å Quality: GOOD

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

Casein kinase II subunit alpha

Homo sapiens

UniProt P68400

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 3–330 Not recorded SO4 SULFATE ION × 4 A1IYU (2~{Z},5~{Z})-5-[(4-methoxy-3-oxidanyl-phenyl)methylidene]-2-(2-methylphenyl)imino-1,3-thiazolidin-4-one × 1 EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;32% PEG4000, 0.2 M Lithium Sulfate Resolution 1.55 Å R-free 0.194

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.

313 other PDB entries and 448 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CSK21_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–328; UniProt 3–330

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 9i0z

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9i0z
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9i0z
Deposition date deposition_date2025-01-15
Structure title titleHuman protein kinase CK2 alpha in complex with TN11
Keywords keywordskinase domain, transferase; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.37
Radius of gyration Rg (electron density) rg_electron20.43
Forward intensity I(0) i051408300.00
Molecular weight molecular_weight37302.0 kDa
Excluded volume excluded_volume36057 ų
Envelope volume envelope_volume58050 ų
Hydration-shell volume shell_volume23366 ų
Envelope diameter envelope_diameter72.5
Shell Rg shell_rg27.47
Envelope Rg envelope_rg20.76
Shape Rg shape_rg20.42
Total Rg total_rg21.09
Total atoms total_atoms2825
Residues n_residues328
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 dmax69.5
Rg (real space) rg_real21.27
Rg uncertainty (real space) rg_real_error0.49
I(0) (real space) i0_real5.1410e+07
I(0) uncertainty (real space) i0_real_error6.8800e+05
Rg (reciprocal space) rg_reciprocal21.29
I(0) (reciprocal space) i0_reciprocal51410000.0000
Solution quality estimate total_estimate0.8111
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary25.5
Skewness Skewness skewness0.252
Kurtosis Kurtosis kurtosis-0.356
Angular range angular_range— – 0.3700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha14450000.0000
Real-space data points n_real_points69
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.847; Stabil: 1.000; 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 (5)

8. Citations (1)

9. Files and Curves (10)