8c08

Crystal structure of JAK2 JH2-K539L

Method: X-RAY DIFFRACTION Dmax: 95.8 Å Quality: GOOD

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

Tyrosine-protein kinase JAK2

Homo sapiens

UniProt O60674

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 536–812 Chain B; UniProt 536–812 Mutation:W659A, W777A, F794H, K539L ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MG MAGNESIUM ION × 2 GOL GLYCEROL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8;277 K;0.1 M Tris pH 8.0, 20% PEG4000, 0.1 M Mg-acetate, 1 mM ATP, 3 mM MgCl2. Resolution 2.20 Å R-free 0.259

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.

161 other PDB entries and 251 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name JAK2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–277; UniProt 536–812 Author chain B; PDBConstruct 1–277; UniProt 536–812

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 8c08

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8c08
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8c08
Deposition date deposition_date2022-12-16
Structure title titleCrystal structure of JAK2 JH2-K539L
Keywords keywordsJanus kinase, pseudokinase, JAK2, JH2, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier29.44
Radius of gyration Rg (electron density) rg_electron29.05
Forward intensity I(0) i061381600.00
Molecular weight molecular_weight61415.0 kDa
Excluded volume excluded_volume76755 ų
Envelope volume envelope_volume93862 ų
Hydration-shell volume shell_volume28375 ų
Envelope diameter envelope_diameter96.0
Shell Rg shell_rg34.67
Envelope Rg envelope_rg29.18
Shape Rg shape_rg29.09
Total Rg total_rg29.45
Total atoms total_atoms8506
Residues n_residues539
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 dmax95.8
Rg (real space) rg_real29.64
Rg uncertainty (real space) rg_real_error1.00
I(0) (real space) i0_real6.1380e+07
I(0) uncertainty (real space) i0_real_error1.0030e+06
Rg (reciprocal space) rg_reciprocal29.56
I(0) (reciprocal space) i0_reciprocal61380000.0000
Solution quality estimate total_estimate0.8450
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary26.6
Skewness Skewness skewness0.485
Kurtosis Kurtosis kurtosis-0.514
Angular range angular_range— – 0.2700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha24690000.0000
Real-space data points n_real_points55
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.797; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.860; Smooth: 0.731

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)