6hbn

HIGH-SALT STRUCTURE OF PROTEIN KINASE CK2 CATALYTIC SUBUNIT (ISOFORM CK2ALPHA/CSKN2A1 GENE PRODUCT) IN COMPLEX WITH THE INDENOINDOLE-TYPE INHIBITOR THN27

Method: X-RAY DIFFRACTION Dmax: 94.8 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 1–335 Not recorded CL CHLORIDE ION × 5 FXB 5-propan-2-yl-4-prop-2-enoxy-7,8-dihydro-6~{H}-indeno[1,2-b]indole-9,10-dione × 1 NA SODIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.5;293.15 K;90 MIKROLITER ENZYME STOCK SOLUTION (6 MG/ML IN 500 MM NACL, 25 MM TRIS/HCL, PH 8.5) WAS MIXED WITH 10 MIKROLITER INHIBITOR STOCK SOLUTION (10 MM INHIBITOR IN DMSO). THIS MIXTURE WAS INCUBATED FOR 30 MIN AT ROOM TEMPERATURE. THE RESERVOIR SOLUTION OF THE CRYSTALLIZATION EXPERIMENT WAS 4.4 M NACL, 0.1 M CITRIC ACID, PH 5.5. PRIOR TO EQUILIBRATION THE CRYSTALLIZATION DROP WAS COMPOSED OF 1 MIKROLITER RESERVOIR SOLUTION PLUS 1 MIKROLITER ENZYME/INHIBITOR MIXTURE.,VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293.15K Resolution 1.59 Å R-free 0.217
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 1–335 Not recorded CL CHLORIDE ION × 5 FXB 5-propan-2-yl-4-prop-2-enoxy-7,8-dihydro-6~{H}-indeno[1,2-b]indole-9,10-dione × 1 NA SODIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.5;293.15 K;90 MIKROLITER ENZYME STOCK SOLUTION (6 MG/ML IN 500 MM NACL, 25 MM TRIS/HCL, PH 8.5) WAS MIXED WITH 10 MIKROLITER INHIBITOR STOCK SOLUTION (10 MM INHIBITOR IN DMSO). THIS MIXTURE WAS INCUBATED FOR 30 MIN AT ROOM TEMPERATURE. THE RESERVOIR SOLUTION OF THE CRYSTALLIZATION EXPERIMENT WAS 4.4 M NACL, 0.1 M CITRIC ACID, PH 5.5. PRIOR TO EQUILIBRATION THE CRYSTALLIZATION DROP WAS COMPOSED OF 1 MIKROLITER RESERVOIR SOLUTION PLUS 1 MIKROLITER ENZYME/INHIBITOR MIXTURE.,VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293.15K Resolution 1.59 Å R-free 0.217

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 447 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 1–335; UniProt 1–335 Author chain B; PDBConstruct 1–335; UniProt 1–335

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 6hbn

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6hbn
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6hbn
Deposition date deposition_date2018-08-10
Structure title titleHIGH-SALT STRUCTURE OF PROTEIN KINASE CK2 CATALYTIC SUBUNIT (ISOFORM CK2ALPHA/CSKN2A1 GENE PRODUCT) IN COMPLEX WITH THE INDENOINDOLE-TYPE INHIBITOR THN27
Keywords keywordsprotein kinase CK2, casein kinase 2, catalytic subunit CK2alpha, CSNK2A1, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier28.18
Radius of gyration Rg (electron density) rg_electron27.20
Forward intensity I(0) i0102852000.00
Molecular weight molecular_weight80661.0 kDa
Excluded volume excluded_volume101120 ų
Envelope volume envelope_volume121300 ų
Hydration-shell volume shell_volume36723 ų
Envelope diameter envelope_diameter107.4
Shell Rg shell_rg34.99
Envelope Rg envelope_rg27.41
Shape Rg shape_rg27.21
Total Rg total_rg27.91
Total atoms total_atoms5685
Residues n_residues666
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 dmax94.8
Rg (real space) rg_real28.12
Rg uncertainty (real space) rg_real_error0.76
I(0) (real space) i0_real1.0290e+08
I(0) uncertainty (real space) i0_real_error1.3030e+06
Rg (reciprocal space) rg_reciprocal28.14
I(0) (reciprocal space) i0_reciprocal102900000.0000
Solution quality estimate total_estimate0.7998
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary33.9
Skewness Skewness skewness0.326
Kurtosis Kurtosis kurtosis-0.305
Angular range angular_range— – 0.2800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha49350000.0000
Real-space data points n_real_points57
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.801; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.991; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd6hbna_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.7 — Protein kinases, catalytic subunit
Domain ID domain_idd6hbnb_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.7 — Protein kinases, catalytic subunit

CATH v4.4 (4 domains)

Domain ID domain_id6hbnA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1
Domain ID domain_id6hbnA02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1
Domain ID domain_id6hbnB01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1
Domain ID domain_id6hbnB02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1

8. Citations (3)

9. Files and Curves (10)