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- PDB-2zke: Crystal structure of the SRA domain of mouse Np95 in complex with... -
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Basic information
Entry | Database: PDB / ID: 2zke | ||||||
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Title | Crystal structure of the SRA domain of mouse Np95 in complex with hemi-methylated CpG DNA | ||||||
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![]() | LIGASE / Protein-DNA interaction / Cell cycle / Developmental protein / DNA damage / DNA repair / DNA-binding / Metal-binding / Nucleus / Phosphoprotein / Transcription / Transcription regulation / Ubl conjugation pathway / Zinc-finger | ||||||
Function / homology | ![]() histone H3 ubiquitin ligase activity / hemi-methylated DNA-binding / regulation of epithelial cell proliferation / methyl-CpG binding / negative regulation of gene expression via chromosomal CpG island methylation / mitotic spindle assembly / protein autoubiquitination / cis-regulatory region sequence-specific DNA binding / heterochromatin / heterochromatin formation ...histone H3 ubiquitin ligase activity / hemi-methylated DNA-binding / regulation of epithelial cell proliferation / methyl-CpG binding / negative regulation of gene expression via chromosomal CpG island methylation / mitotic spindle assembly / protein autoubiquitination / cis-regulatory region sequence-specific DNA binding / heterochromatin / heterochromatin formation / methylated histone binding / positive regulation of protein metabolic process / replication fork / euchromatin / RING-type E3 ubiquitin transferase / nuclear matrix / ubiquitin protein ligase activity / histone binding / ubiquitin-dependent protein catabolic process / protein ubiquitination / DNA repair / chromatin / negative regulation of transcription by RNA polymerase II / zinc ion binding / nucleoplasm / identical protein binding / nucleus / cytosol Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Arita, K. / Ariyoshi, M. / Tochio, H. / Nakamura, Y. / Shirakawa, M. | ||||||
![]() | ![]() Title: Recognition of hemi-methylated DNA by the SRA protein UHRF1 by a base-flipping mechanism Authors: Arita, K. / Ariyoshi, M. / Tochio, H. / Nakamura, Y. / Shirakawa, M. | ||||||
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 69.7 KB | Display | ![]() |
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PDB format | ![]() | 49.1 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 441.7 KB | Display | ![]() |
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Full document | ![]() | 451 KB | Display | |
Data in XML | ![]() | 12 KB | Display | |
Data in CIF | ![]() | 15.5 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2zkdSC ![]() 2zkfC ![]() 2zkgC S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 23407.109 Da / Num. of mol.: 1 / Fragment: UNP residues 404-613 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() References: UniProt: Q8VDF2, Ligases; Forming carbon-nitrogen bonds; Acid-amino-acid ligases (peptide synthases) |
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#2: DNA chain | Mass: 3638.379 Da / Num. of mol.: 1 / Source method: obtained synthetically / Details: Nucleotide Synthesis |
#3: DNA chain | Mass: 3701.444 Da / Num. of mol.: 1 / Source method: obtained synthetically / Details: Nucleotide Synthesis |
#4: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.75 Å3/Da / Density % sol: 55.31 % | ||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 7.5 Details: 0.1M Bis-Tris-propane (pH7.5), 0.2M sodium fluoride, 20% PEG3350, VAPOR DIFFUSION, HANGING DROP, temperature 293K | ||||||||||||||||||||||||||||||||||||
Components of the solutions |
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 315 / Detector: CCD / Date: Jan 25, 2008 / Details: undulator |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2.6→50 Å / Num. obs: 10753 / % possible obs: 94.8 % / Biso Wilson estimate: 63.747 Å2 / Rmerge(I) obs: 0.093 |
Reflection shell | Resolution: 2.6→2.69 Å / Redundancy: 2.7 % / Rmerge(I) obs: 0.263 / Num. unique all: 878 / % possible all: 79.1 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 2ZKD Resolution: 2.6→43.62 Å / Cor.coef. Fo:Fc: 0.91 / Cor.coef. Fo:Fc free: 0.891 / SU B: 21.781 / SU ML: 0.218 / TLS residual ADP flag: LIKELY RESIDUAL / Cross valid method: THROUGHOUT / ESU R: 0.677 / ESU R Free: 0.338 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: BABINET MODEL WITH MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 30.683 Å2
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Refinement step | Cycle: LAST / Resolution: 2.6→43.62 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.6→2.668 Å / Total num. of bins used: 20
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Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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Refinement TLS group |
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