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Open data
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Basic information
Entry | Database: PDB / ID: 1xo1 | ||||||
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Title | T5 5'-EXONUCLEASE MUTANT K83A | ||||||
![]() | 5'-EXONUCLEASE | ||||||
![]() | HYDROLASE / EXONUCLEASE / NUCLEASE | ||||||
Function / homology | ![]() viral replication complex / exodeoxyribonuclease (lambda-induced) / late viral transcription / DNA replication, Okazaki fragment processing / double-stranded DNA 5'-3' DNA exonuclease activity / DNA exonuclease activity / double-stranded DNA endonuclease activity / 5'-flap endonuclease activity / 5'-3' exonuclease activity / viral DNA genome replication ...viral replication complex / exodeoxyribonuclease (lambda-induced) / late viral transcription / DNA replication, Okazaki fragment processing / double-stranded DNA 5'-3' DNA exonuclease activity / DNA exonuclease activity / double-stranded DNA endonuclease activity / 5'-flap endonuclease activity / 5'-3' exonuclease activity / viral DNA genome replication / Hydrolases; Acting on ester bonds; Exodeoxyribonucleases producing 5'-phosphomonoesters / 5'-3' DNA exonuclease activity / DNA binding / metal ion binding Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Ceska, T.A. / Suck, D. / Sayers, J.R. | ||||||
![]() | ![]() Title: Mutagenesis of conserved lysine residues in bacteriophage T5 5'-3' exonuclease suggests separate mechanisms of endo-and exonucleolytic cleavage. Authors: Garforth, S.J. / Ceska, T.A. / Suck, D. / Sayers, J.R. #1: ![]() Title: Structure-Specific DNA Cleavage by 5' Nucleases Authors: Ceska, T.A. / Sayers, J.R. #2: ![]() Title: A Helical Arch Allowing Single-Stranded DNA to Thread Through T5 5'-Exonuclease Authors: Ceska, T.A. / Sayers, J.R. / Stier, G. / Suck, D. #3: ![]() Title: Properties of Overexpressed Phage T5 D15 Exonuclease. Similarities with Escherichia Coli DNA Polymerase I 5'-3' Exonuclease Authors: Sayers, J.R. / Eckstein, F. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 115.3 KB | Display | ![]() |
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PDB format | ![]() | 88.7 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 373.6 KB | Display | ![]() |
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Full document | ![]() | 377.8 KB | Display | |
Data in XML | ![]() | 10.8 KB | Display | |
Data in CIF | ![]() | 17.8 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1exnS S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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2 | ![]()
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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS oper: (Code: given Matrix: (-1, 0.0025, 0.0074), Vector: |
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Components
#1: Protein | Mass: 33433.766 Da / Num. of mol.: 2 / Mutation: K83A Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() References: UniProt: P06229, exodeoxyribonuclease (lambda-induced) #2: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.31 Å3/Da / Density % sol: 46.67 % | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | pH: 5.4 / Details: pH 5.4 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Method: vapor diffusion, hanging drop / Details: Ceska, T.A., (1993) J.Mol.Biol., 233, 179. / pH: 7.5 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Wavelength: 1.5418 |
Detector | Type: XENTRONICS / Detector: AREA DETECTOR / Details: MIRRORS |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.5→25 Å / Num. all: 21915 / Num. obs: 21915 / % possible obs: 99.6 % / Observed criterion σ(I): 0 / Redundancy: 7.2 % / Rsym value: 8.2 |
Reflection | *PLUS Num. measured all: 158564 / Rmerge(I) obs: 0.082 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 1EXN Resolution: 2.5→6 Å / Data cutoff high absF: 10000000 / Data cutoff low absF: 0.001 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 2
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Displacement parameters | Biso mean: 25 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.5→6 Å
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Refine LS restraints |
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Refine LS restraints NCS | NCS model details: RESTRAINTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Xplor file | Serial no: 1 / Param file: PARHCSDX.PRO / Topol file: TOPHCSDX.PRO | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Software | *PLUS Name: ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Highest resolution: 2.5 Å / Lowest resolution: 6 Å / σ(F): 2 / % reflection Rfree: 10 % / Rfactor obs: 0.226 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS Biso mean: 25 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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