9ykr

Crystal structure of the GLP (EHMT1) SET domain in complex with SAM and TNG917

Method: X-RAY DIFFRACTION Dmax: 87.0 Å Quality: GOOD

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

Histone-lysine N-methyltransferase EHMT1

Homo sapiens

UniProt Q9H9B1

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 1006–1266 Chain B; UniProt 1006–1266 Fragment:catalytic SET domain (UNP residues 1006-1266) ZN ZINC ION × 8 SAM S-ADENOSYLMETHIONINE × 2 A1CXM N~2~-[(7M)-6-fluoro-7-(2,5,6,7-tetrahydro-1H-azepin-4-yl)-2,3-dihydro-1-benzofuran-5-yl]-N~4~,6-dimethylpyrimidine-2,4-diamine × 2 PEG DI(HYDROXYETHYL)ETHER × 4 SO4 SULFATE ION × 16 EDO 1,2-ETHANEDIOL × 21 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 5.5;298 K;30% PEG3350, 200 mM lithium sulfate, 100 mM Bis-Tris, pH 5.5 Resolution 1.38 Å R-free 0.154

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.

21 other PDB entries and 45 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EHMT1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–262; UniProt 1006–1266 Author chain B; PDBConstruct 2–262; UniProt 1006–1266

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 9ykr

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9ykr
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id9ykr
Deposition date deposition_date2025-10-07
Structure title titleCrystal structure of the GLP (EHMT1) SET domain in complex with SAM and TNG917
Keywords keywordsmethyltransferase, SAM, histone, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.18
Radius of gyration Rg (electron density) rg_electron25.50
Forward intensity I(0) i0148355000.00
Molecular weight molecular_weight61226.0 kDa
Excluded volume excluded_volume57342 ų
Envelope volume envelope_volume97117 ų
Hydration-shell volume shell_volume31772 ų
Envelope diameter envelope_diameter89.2
Shell Rg shell_rg32.75
Envelope Rg envelope_rg25.44
Shape Rg shape_rg25.46
Total Rg total_rg26.08
Total atoms total_atoms4516
Residues n_residues521
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 dmax87.0
Rg (real space) rg_real26.17
Rg uncertainty (real space) rg_real_error0.57
I(0) (real space) i0_real1.4840e+08
I(0) uncertainty (real space) i0_real_error2.2490e+06
Rg (reciprocal space) rg_reciprocal26.17
I(0) (reciprocal space) i0_reciprocal148400000.0000
Solution quality estimate total_estimate0.8806
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary31.4
Skewness Skewness skewness0.387
Kurtosis Kurtosis kurtosis-0.173
Angular range angular_range— – 0.3050 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha13670000.0000
Real-space data points n_real_points62
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.831; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.956

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (8)

8. Citations (1)

9. Files and Curves (10)