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Open data
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Basic information
Entry | Database: PDB / ID: 3or3 | ||||||
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Title | Restriction endonuclease HPY188I in complex with product DNA | ||||||
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![]() | HYDROLASE/DNA / ENDONUCLEASE-DNA COMPLEX / RESTRICTION ENZYME / HPY188I / INTERCALATION / GIY-YIG NUCLEASE / CATALYTIC MECHANISM / PSEUDOPALINDROME / HYDROLASE-DNA COMPLEX / restriction endonuclease / DNA | ||||||
Function / homology | GIY-YIG endonuclease - #50 / GIY-YIG endonuclease / endonuclease activity / 3-Layer(aba) Sandwich / Alpha Beta / DNA / GIY-YIG nuclease family protein![]() | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Sokolowska, M. / Czapinska, H. / Bochtler, M. | ||||||
![]() | ![]() Title: Hpy188I-DNA pre- and post-cleavage complexes--snapshots of the GIY-YIG nuclease mediated catalysis. Authors: Sokolowska, M. / Czapinska, H. / Bochtler, M. | ||||||
History |
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Remark 300 | BIOLOGICAL UNIT CONTAINS PROTEIN CHAINS A AND B, DNA STRANDS C/E (DNA STRAND T CLEAVED) AND DNA ...BIOLOGICAL UNIT CONTAINS PROTEIN CHAINS A AND B, DNA STRANDS C/E (DNA STRAND T CLEAVED) AND DNA STRANDS D/E (DNA STRAND A CLEAVED). THE HEXAMER (ACCORDING TO THE PDB CONVENTIONS) IS A COMPLEX OF THE DIMERIC RESTRICTION ENZYME WITH ITS PRODUCTS, TWO DOUBLE STRANDED DNA FRAGMENTS. THE NATURAL PROTEIN OLIGOMERIZATION STATE IS A DIMER - THE DNA IS A PRODUCT. UNDER THE PHYSIOLOGICAL CONDITIONS THE PROTEIN DIMER BINDS DOUBLE STRANDED DNA AND CLEAVES IT TO TWO DOUBLE STRANDED DNA FRAGMENTS. |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 215.6 KB | Display | ![]() |
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PDB format | ![]() | 172.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 457.3 KB | Display | ![]() |
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Full document | ![]() | 460.7 KB | Display | |
Data in XML | ![]() | 19.7 KB | Display | |
Data in CIF | ![]() | 29.2 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 3oqgSC 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 on special symmetry positions |
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Details | BIOLOGICAL UNIT CONTAINS PROTEIN CHAINS A AND B, AND DNA STRANDS C AND D. THE TETRAMER (ACCORDING TO PDB CONVENTIONS) IS A COMPLEX OF THE DIMERIC RESTRICTION ENZYME WITH ITS SUBSTRATE, DOUBLE STRANDED DNA. |
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Components
-Protein , 1 types, 2 molecules AB
#1: Protein | Mass: 21130.070 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Gene: hpy188IR, SYNTHETIC GENE CODON OPTIMIZED FOR ESCHERICHIA COLI Plasmid: PET15BMOD / Production host: ![]() ![]() |
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-DNA chain , 4 types, 4 molecules CDEF
#2: DNA chain | Mass: 1495.023 Da / Num. of mol.: 1 / Source method: obtained synthetically / Details: SYNTHETIC OLIGONUCLEOTIDE |
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#3: DNA chain | Mass: 1495.023 Da / Num. of mol.: 1 / Source method: obtained synthetically / Details: SYNTHETIC OLIGONUCLEOTIDE |
#4: DNA chain | Mass: 1199.844 Da / Num. of mol.: 1 / Source method: obtained synthetically / Details: SYNTHETIC OLIGONUCLEOTIDE |
#5: DNA chain | Mass: 1190.830 Da / Num. of mol.: 1 / Source method: obtained synthetically / Details: SYNTHETIC OLIGONUCLEOTIDE |
-Non-polymers , 3 types, 318 molecules ![](data/chem/img/CA.gif)
![](data/chem/img/CL.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/CL.gif)
![](data/chem/img/HOH.gif)
#6: Chemical | #7: Chemical | ChemComp-CL / #8: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.49 Å3/Da / Density % sol: 50.67 % |
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Crystal grow | Temperature: 292 K / Method: vapor diffusion, sitting drop / pH: 6.2 Details: 0.1 M MES/NaOH pH 6.2 and 30% MPD. CRYSTAL WAS SOAKED IN 0.1 M CaCl2 FOR 18 H., VAPOR DIFFUSION, SITTING DROP, temperature 292K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() |
Detector | Type: MARRESEARCH / Detector: CCD / Date: May 11, 2010 / Details: BENT MIRROR |
Radiation | Monochromator: TRIANGULAR MONOCHROMATOR / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.281 Å / Relative weight: 1 |
Reflection | Resolution: 1.95→20 Å / Num. all: 35348 / Num. obs: 35348 / % possible obs: 97.5 % / Redundancy: 13.99 % / Biso Wilson estimate: 25.2 Å2 / Rmerge(I) obs: 0.068 / Rsym value: 0.068 / Net I/σ(I): 37.775 |
Reflection shell | Resolution: 1.95→1.98 Å / Redundancy: 14.78 % / Rmerge(I) obs: 0.406 / Mean I/σ(I) obs: 6.488 / Num. unique all: 1348 / Rsym value: 0.406 / % possible all: 95.8 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 3OQG Resolution: 1.95→20 Å / Cor.coef. Fo:Fc: 0.966 / Cor.coef. Fo:Fc free: 0.956 / SU B: 6.401 / SU ML: 0.096 / Cross valid method: THROUGHOUT / ESU R Free: 0.143 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: ACCORDING TO THE MS DATA, THE SELENOMETHIONINE SUBSTITUTION WAS SUCCESSFUL ONLY IN PART. THEREFORE, ONLY MET56 WAS MODELED AS SELENOMETHIONINE. HOWEVER, ALL THREE MET POSITIONS ARE LIKELY TO ...Details: ACCORDING TO THE MS DATA, THE SELENOMETHIONINE SUBSTITUTION WAS SUCCESSFUL ONLY IN PART. THEREFORE, ONLY MET56 WAS MODELED AS SELENOMETHIONINE. HOWEVER, ALL THREE MET POSITIONS ARE LIKELY TO BE PARTIALLY OCCUPIED BY MET AND PARTIALLY BY MSE.THE CNS PROGRAM HAS BEEN USED FOR DNA REFINEMENT. NO SUGAR PUCKER CONSTRAINTS HAVE BEEN APPLIED. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. TLS REFINEMENT HAS BEEN USED.
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 22.527 Å2
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Refinement step | Cycle: LAST / Resolution: 1.95→20 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.95→2.054 Å / Total num. of bins used: 10
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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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