+Open data
-Basic information
Entry | Database: PDB / ID: 4kaz | ||||||
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Title | Crystal structure of RNase T in complex with a Y structured DNA | ||||||
Components |
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Keywords | Hydrolase/dna / DnaQ / DEDD / exonuclease / DNA repair / Hydrolase-dna complex | ||||||
Function / homology | Function and homology information rRNA 3'-end processing / regulatory ncRNA 3'-end processing / tRNA 3'-end processing / DNA replication proofreading / single-stranded DNA 3'-5' DNA exonuclease activity / 3'-5' exonuclease activity / cellular response to UV / Hydrolases; Acting on ester bonds; Exoribonucleases producing 5'-phosphomonoesters / 3'-5'-RNA exonuclease activity / nucleic acid binding ...rRNA 3'-end processing / regulatory ncRNA 3'-end processing / tRNA 3'-end processing / DNA replication proofreading / single-stranded DNA 3'-5' DNA exonuclease activity / 3'-5' exonuclease activity / cellular response to UV / Hydrolases; Acting on ester bonds; Exoribonucleases producing 5'-phosphomonoesters / 3'-5'-RNA exonuclease activity / nucleic acid binding / DNA damage response / magnesium ion binding / protein homodimerization activity / identical protein binding / cytosol Similarity search - Function | ||||||
Biological species | Escherichia coli (E. coli) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.9 Å | ||||||
Authors | Hsiao, Y.-Y. / Yuan, H.S. | ||||||
Citation | Journal: Plos Biol. / Year: 2014 Title: Structural insights into DNA repair by RNase T--an exonuclease processing 3' end of structured DNA in repair pathways. Authors: Hsiao, Y.Y. / Fang, W.H. / Lee, C.C. / Chen, Y.P. / Yuan, H.S. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4kaz.cif.gz | 69.8 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4kaz.ent.gz | 47.2 KB | Display | PDB format |
PDBx/mmJSON format | 4kaz.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 4kaz_validation.pdf.gz | 437.4 KB | Display | wwPDB validaton report |
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Full document | 4kaz_full_validation.pdf.gz | 439.2 KB | Display | |
Data in XML | 4kaz_validation.xml.gz | 12 KB | Display | |
Data in CIF | 4kaz_validation.cif.gz | 16.9 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ka/4kaz ftp://data.pdbj.org/pub/pdb/validation_reports/ka/4kaz | HTTPS FTP |
-Related structure data
Related structure data | 4kb0C 4kb1C 3ngyS S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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Components on special symmetry positions |
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-Components
#1: Protein | Mass: 25719.035 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Escherichia coli (E. coli) / Strain: K-12 / Gene: b1652, JW1644, rnt / Plasmid: pET-28a / Production host: Escherichia coli (E. coli) / Strain (production host): BL21-CodonPlus(DE3)-RIPL References: UniProt: P30014, Hydrolases; Acting on ester bonds; Exoribonucleases producing 5'-phosphomonoesters | ||
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#2: DNA chain | Mass: 6052.890 Da / Num. of mol.: 1 / Source method: obtained synthetically | ||
#3: Chemical | #4: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.02 Å3/Da / Density % sol: 38.99 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 6 Details: 20% v/v 2-Propanol, 0.1 M MES monohydrate, 20% w/v Polyethylene glycol monomethyl ester 2000 , pH 6, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: SPring-8 / Beamline: BL44XU / Wavelength: 0.9 Å |
Detector | Type: RAYONIX MX225HE / Detector: CCD / Date: Jun 3, 2011 |
Radiation | Monochromator: SAGITALLY FOCUSED Si(111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9 Å / Relative weight: 1 |
Reflection | Resolution: 1.9→30 Å / Num. all: 20966 / Num. obs: 20966 / % possible obs: 100 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 8.5 % / Rsym value: 0.091 / Net I/σ(I): 32.23 |
Reflection shell | Resolution: 1.9→1.97 Å / Redundancy: 7.7 % / Mean I/σ(I) obs: 3.92 / Num. unique all: 2070 / Rsym value: 0.457 / % possible all: 100 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 3NGY Resolution: 1.9→28.767 Å / SU ML: 0.18 / σ(F): 0 / Phase error: 19.69 / Stereochemistry target values: ML
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.9→28.767 Å
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Refine LS restraints |
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LS refinement shell |
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