6k9l

4.27 Angstrom resolution cryo-EM structure of human dimeric ATM kinase

Method: ELECTRON MICROSCOPY Dmax: 224.9 Å Quality: GOOD

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

Serine-protein kinase ATM

Homo sapiens

UniProt Q13315

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 1–3056 Chain B; UniProt 1–3056 Not recorded No other associated polymer ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 4.27 Å

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.

13 other PDB entries and 13 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ATM_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–3056; UniProt 1–3056 Author chain B; PDBConstruct 1–3056; UniProt 1–3056

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 6k9l

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6k9l
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6k9l
Deposition date deposition_date2019-06-16
Structure title title4.27 Angstrom resolution cryo-EM structure of human dimeric ATM kinase
Keywords keywordsDNA damage response, KInase, CELL CYCLE; CELL CYCLE
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier66.18
Radius of gyration Rg (electron density) rg_electron65.33
Forward intensity I(0) i03285200000.00
Molecular weight molecular_weight431890.0 kDa
Excluded volume excluded_volume518060 ų
Envelope volume envelope_volume1077300 ų
Hydration-shell volume shell_volume135480 ų
Envelope diameter envelope_diameter220.7
Shell Rg shell_rg66.22
Envelope Rg envelope_rg65.04
Shape Rg shape_rg65.48
Total Rg total_rg64.90
Total atoms total_atoms30601
Residues n_residues5103
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 dmax224.9
Rg (real space) rg_real66.16
Rg uncertainty (real space) rg_real_error2.60
I(0) (real space) i0_real3.2850e+09
I(0) uncertainty (real space) i0_real_error7.2340e+07
Rg (reciprocal space) rg_reciprocal66.13
I(0) (reciprocal space) i0_reciprocal3285000000.0000
Solution quality estimate total_estimate0.8708
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary65.6
Skewness Skewness skewness0.263
Kurtosis Kurtosis kurtosis-0.595
Angular range angular_range— – 0.1200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha585600000.0000
Real-space data points n_real_points25
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.862; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.733

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

8. Citations (1)

9. Files and Curves (10)