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Open data
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Basic information
| Entry | Database: PDB / ID: 6w4t | ||||||
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| Title | APE1 Y269A phosphorothioate substrate complex with abasic DNA | ||||||
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Keywords | LYASE/DNA / DNA Repair / AP-Endonuclease / DNA Binding / DNA BINDING PROTEIN / DNA BINDING PROTEIN-DNA complex / LYASE-DNA complex | ||||||
| Function / homology | Function and homology informationResolution of Abasic Sites (AP sites) / phosphodiesterase activity, acting on 3'-phosphoglycolate-terminated DNA strands / telomere maintenance via base-excision repair / class II DNA-(apurinic or apyrimidinic site) endonuclease activity / : / DNA-(abasic site) binding / double-stranded DNA exodeoxyribonuclease activity / double-stranded DNA 3'-5' DNA exonuclease activity / exodeoxyribonuclease III / double-stranded telomeric DNA binding ...Resolution of Abasic Sites (AP sites) / phosphodiesterase activity, acting on 3'-phosphoglycolate-terminated DNA strands / telomere maintenance via base-excision repair / class II DNA-(apurinic or apyrimidinic site) endonuclease activity / : / DNA-(abasic site) binding / double-stranded DNA exodeoxyribonuclease activity / double-stranded DNA 3'-5' DNA exonuclease activity / exodeoxyribonuclease III / double-stranded telomeric DNA binding / Displacement of DNA glycosylase by APEX1 / 3'-5'-DNA exonuclease activity / positive regulation of gene expression via chromosomal CpG island demethylation / phosphoric diester hydrolase activity / Hydrolases; Acting on ester bonds; Endodeoxyribonucleases producing 5'-phosphomonoesters / uracil DNA N-glycosylase activity / DNA catabolic process / phosphodiesterase I activity / Resolution of AP sites via the multiple-nucleotide patch replacement pathway / Abasic sugar-phosphate removal via the single-nucleotide replacement pathway / POLB-Dependent Long Patch Base Excision Repair / PCNA-Dependent Long Patch Base Excision Repair / base-excision repair, gap-filling / DNA-(apurinic or apyrimidinic site) endonuclease activity / 3'-5' exonuclease activity / regulation of mRNA stability / telomere maintenance / cell redox homeostasis / DNA endonuclease activity / base-excision repair / chromatin DNA binding / RNA-DNA hybrid ribonuclease activity / transcription corepressor activity / endonuclease activity / regulation of apoptotic process / DNA recombination / damaged DNA binding / transcription coactivator activity / chromosome, telomeric region / oxidoreductase activity / nuclear speck / ribosome / DNA repair / centrosome / nucleolus / perinuclear region of cytoplasm / endoplasmic reticulum / positive regulation of transcription by RNA polymerase II / mitochondrion / DNA binding / RNA binding / nucleoplasm / metal ion binding / nucleus / cytoplasm Similarity search - Function | ||||||
| Biological species | Homo sapiens (human)synthetic construct (others) | ||||||
| Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.77 Å | ||||||
Authors | Freudenthal, B.D. / Hoitsma, N.M. | ||||||
| Funding support | United States, 1items
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Citation | Journal: Nucleic Acids Res. / Year: 2020Title: AP-endonuclease 1 sculpts DNA through an anchoring tyrosine residue on the DNA intercalating loop. Authors: Hoitsma, N.M. / Whitaker, A.M. / Beckwitt, E.C. / Jang, S. / Agarwal, P.K. / Van Houten, B. / Freudenthal, B.D. | ||||||
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 6w4t.cif.gz | 183.9 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb6w4t.ent.gz | 127.1 KB | Display | PDB format |
| PDBx/mmJSON format | 6w4t.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 6w4t_validation.pdf.gz | 443.5 KB | Display | wwPDB validaton report |
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| Full document | 6w4t_full_validation.pdf.gz | 457.6 KB | Display | |
| Data in XML | 6w4t_validation.xml.gz | 24.8 KB | Display | |
| Data in CIF | 6w4t_validation.cif.gz | 34 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/w4/6w4t ftp://data.pdbj.org/pub/pdb/validation_reports/w4/6w4t | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 6w4iC ![]() 5dffS 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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| 2 | ![]()
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| Unit cell |
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Components
| #1: Protein | Mass: 31064.379 Da / Num. of mol.: 2 / Mutation: Y269A, C138A Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: APEX1, APE, APE1, APEX, APX, HAP1, REF1 / Production host: ![]() References: UniProt: P27695, Hydrolases; Acting on ester bonds, DNA-(apurinic or apyrimidinic site) lyase #2: DNA chain | Mass: 6347.127 Da / Num. of mol.: 2 / Source method: obtained synthetically / Source: (synth.) synthetic construct (others) #3: DNA chain | Mass: 6449.161 Da / Num. of mol.: 2 / Source method: obtained synthetically / Source: (synth.) synthetic construct (others) #4: Water | ChemComp-HOH / | Has ligand of interest | N | |
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-Experimental details
-Experiment
| Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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Sample preparation
| Crystal | Density Matthews: 2.96 Å3/Da / Density % sol: 58.38 % |
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| Crystal grow | Temperature: 291 K / Method: vapor diffusion, sitting drop / pH: 6.5 Details: 27% PEG 3350, 100 mM Bis Tris Propane (pH 6.5), 200 mM Sodium Fluoride |
-Data collection
| Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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| Diffraction source | Source: SYNCHROTRON / Site: ALS / Beamline: 4.2.2 / Wavelength: 1 Å |
| Detector | Type: RDI CMOS_8M / Detector: CMOS / Date: Nov 5, 2019 |
| Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
| Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
| Reflection | Resolution: 2.77→48.29 Å / Num. obs: 27446 / % possible obs: 100 % / Redundancy: 6.8 % / Biso Wilson estimate: 56.88 Å2 / Rrim(I) all: 0.261 / Net I/σ(I): 7.4 |
| Reflection shell | Resolution: 2.77→2.92 Å / Redundancy: 6.8 % / Num. unique obs: 3910 / CC1/2: 0.395 / Rrim(I) all: 2.67 / % possible all: 100 |
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Processing
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| Refinement | Method to determine structure: MOLECULAR REPLACEMENTStarting model: 5DFF Resolution: 2.77→48.29 Å / SU ML: 0.5252 / Cross valid method: FREE R-VALUE / σ(F): 1.33 / Phase error: 31.4919 Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2
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| Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Displacement parameters | Biso mean: 53.9 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Refinement step | Cycle: LAST / Resolution: 2.77→48.29 Å
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| LS refinement shell |
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About Yorodumi




Homo sapiens (human)
X-RAY DIFFRACTION
United States, 1items
Citation











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