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Yorodumi- PDB-1qsm: Histone Acetyltransferase HPA2 from Saccharomyces Cerevisiae in C... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1qsm | ||||||
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Title | Histone Acetyltransferase HPA2 from Saccharomyces Cerevisiae in Complex with Acetyl Coenzyme A | ||||||
Components | HPA2 HISTONE ACETYLTRANSFERASE | ||||||
Keywords | TRANSFERASE / PROTEIN-ACETYL COENZYME A COMPLEX / ACETYLTRANSFERASE | ||||||
Function / homology | Function and homology information polyamine acetylation / Hpa2 acetyltransferase complex / N-acetyltransferase activity / protein acetylation / histone acetyltransferase activity / histone acetyltransferase / identical protein binding / nucleus / cytoplasm Similarity search - Function | ||||||
Biological species | Saccharomyces cerevisiae (brewer's yeast) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / Resolution: 2.4 Å | ||||||
Authors | Angus-Hill, M.L. / Dutnall, R.N. / Tafrov, S.T. / Sternglanz, R. / Ramakrishnan, V. | ||||||
Citation | Journal: J.Mol.Biol. / Year: 1999 Title: Crystal structure of the histone acetyltransferase Hpa2: A tetrameric member of the Gcn5-related N-acetyltransferase superfamily. Authors: Angus-Hill, M.L. / Dutnall, R.N. / Tafrov, S.T. / Sternglanz, R. / Ramakrishnan, V. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1qsm.cif.gz | 141.1 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1qsm.ent.gz | 114 KB | Display | PDB format |
PDBx/mmJSON format | 1qsm.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/qs/1qsm ftp://data.pdbj.org/pub/pdb/validation_reports/qs/1qsm | HTTPS FTP |
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-Related structure data
-Links
-Assembly
Deposited unit |
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1 |
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2 |
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3 |
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Unit cell |
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-Components
#1: Protein | Mass: 17922.111 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Saccharomyces cerevisiae (brewer's yeast) Plasmid: PET13A / Production host: Escherichia coli (E. coli) / References: UniProt: Q06592, histone acetyltransferase #2: Chemical | ChemComp-ACO / #3: Water | ChemComp-HOH / | |
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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: 3.27 Å3/Da / Density % sol: 62.4 % | |||||||||||||||||||||||||
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, hanging drop / pH: 6 Details: PEG 4000, MES, CALCIUM ACETATE, pH 6.00, VAPOR DIFFUSION, HANGING DROP, temperature 277.00K | |||||||||||||||||||||||||
Crystal | *PLUS Density % sol: 55 % | |||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 4 ℃ / pH: 6.9 | |||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: NSLS / Beamline: X25 / Wavelength: 1.1 |
Detector | Type: BRANDEIS / Detector: CCD / Date: Jan 1, 1998 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.1 Å / Relative weight: 1 |
Reflection | Resolution: 2.4→20 Å / Num. all: 456328 / Num. obs: 456328 / % possible obs: 100 % / Observed criterion σ(I): -3 / Redundancy: 6.5 % / Biso Wilson estimate: 28.9 Å2 / Rmerge(I) obs: 0.045 / Net I/σ(I): 21 |
Reflection shell | Resolution: 2.4→2.53 Å / Redundancy: 8.5 % / Rmerge(I) obs: 0.113 / % possible all: 99.7 |
Reflection | *PLUS Highest resolution: 2.4 Å / Lowest resolution: 20 Å / Num. obs: 37150 / % possible obs: 100 % / Observed criterion σ(I): -3 / Redundancy: 6.5 % / Num. measured all: 456328 |
Reflection shell | *PLUS Redundancy: 8.5 % / Mean I/σ(I) obs: 7.66 |
-Processing
Software |
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Refinement | Rfactor Rfree error: 0.003 / Highest resolution: 2.4 Å / Data cutoff high absF: 10000000 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / Details: BULK SOLVENT MODEL USED
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Displacement parameters | Biso mean: 22.9 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Highest resolution: 2.4 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.4→2.55 Å / Total num. of bins used: 6 /
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Software | *PLUS Name: X-PLOR / Version: 3.843 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Lowest resolution: 20 Å / σ(F): 0 / % reflection Rfree: 9.9 % | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS Biso mean: 22.9 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS |