2zkd

Crystal structure of the SRA domain of mouse Np95 in complex with hemi-methylated CpG DNA

Method: X-RAY DIFFRACTION Dmax: 90.8 Å Quality: GOOD

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

E3 ubiquitin-protein ligase UHRF1

Mus musculus

UniProt Q8VDF2

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–DNA Monomer Protein × 1 DNA 2 PDB declaration: trimeric(3) Consistent with all polymer counts Chain A; UniProt 404–613 Fragment:UNP residues 404-613 ;DNA (5'-D(*DCP*DTP*DAP*DCP*DCP*DGP*DGP*DAP*DTP*DTP*DGP*DC)-3') ; × 1 ;DNA (5'-D(*DGP*DCP*DAP*DAP*DTP*DCP*(5CM)P*DGP*DGP*DTP*DAP*DG)-3') ; × 1 ACT ACETATE ION × 1 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;293 K;0.1M sodium citrate (pH5.6), 0.2M sodium acetate, 30% PEG4000, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 1.60 Å R-free 0.185
2 Protein–DNA Monomer Protein × 1 DNA 2 PDB declaration: trimeric(3) Consistent with all polymer counts Chain B; UniProt 404–613 Fragment:UNP residues 404-613 ;DNA (5'-D(*DCP*DTP*DAP*DCP*DCP*DGP*DGP*DAP*DTP*DTP*DGP*DC)-3') ; × 1 ;DNA (5'-D(*DGP*DCP*DAP*DAP*DTP*DCP*(5CM)P*DGP*DGP*DTP*DAP*DG)-3') ; × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;293 K;0.1M sodium citrate (pH5.6), 0.2M sodium acetate, 30% PEG4000, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 1.60 Å R-free 0.185

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.

18 other PDB entries and 27 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name UHRF1_MOUSE
Isoform
PDB entities 3
Chains and sequence ranges Author chain A; PDBConstruct 1–210; UniProt 404–613 Author chain B; PDBConstruct 1–210; UniProt 404–613

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 2zkd

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2zkd
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id2zkd
Deposition date deposition_date2008-03-19
Structure title titleCrystal structure of the SRA domain of mouse Np95 in complex with hemi-methylated CpG DNA
Keywords keywords;Protein-DNA complex, Cell cycle, Developmental protein, DNA damage, DNA repair, DNA-binding, Ligase, Metal-binding, Nucleus, Phosphoprotein, Transcription, Transcription regulation, Ubl conjugation pathway, Zinc-finger ;; LIGASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier27.09
Radius of gyration Rg (electron density) rg_electron26.65
Forward intensity I(0) i087757700.00
Molecular weight molecular_weight61367.0 kDa
Excluded volume excluded_volume71519 ų
Envelope volume envelope_volume92146 ų
Hydration-shell volume shell_volume29342 ų
Envelope diameter envelope_diameter93.2
Shell Rg shell_rg33.35
Envelope Rg envelope_rg26.47
Shape Rg shape_rg26.66
Total Rg total_rg27.22
Total atoms total_atoms4265
Residues n_residues465
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 dmax90.8
Rg (real space) rg_real27.14
Rg uncertainty (real space) rg_real_error0.65
I(0) (real space) i0_real8.7760e+07
I(0) uncertainty (real space) i0_real_error1.2930e+06
Rg (reciprocal space) rg_reciprocal27.13
I(0) (reciprocal space) i0_reciprocal87760000.0000
Solution quality estimate total_estimate0.8799
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary27.7
Skewness Skewness skewness0.368
Kurtosis Kurtosis kurtosis-0.447
Angular range angular_range— – 0.2950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha11320000.0000
Real-space data points n_real_points60
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.849; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.919; Smooth: 0.968

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2zkda1
Class classb — All beta proteins
Fold Fold foldb.122 — PUA domain-like
Superfamily Superfamily superfamilyb.122.1 — PUA domain-like
Family Family familyb.122.1.12 — SRA domain-like
Domain ID domain_idd2zkdb_
Class classb — All beta proteins
Fold Fold foldb.122 — PUA domain-like
Superfamily Superfamily superfamilyb.122.1 — PUA domain-like
Family Family familyb.122.1.12 — SRA domain-like

CATH v4.4 (2 domains)

Domain ID domain_id2zkdA00
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology280 — PUA domain-like
Homologous superfamily homologous superfamily10 — SRA-YDG
Domain ID domain_id2zkdB00
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology280 — PUA domain-like
Homologous superfamily homologous superfamily10 — SRA-YDG

8. Citations (1)

9. Files and Curves (10)