- PDB-2xhb: Crystal structure of DNA polymerase from Thermococcus gorgonarius... -
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Open data
ID or keywords:
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Basic information
Entry
Database: PDB / ID: 2xhb
Title
Crystal structure of DNA polymerase from Thermococcus gorgonarius in complex with hypoxanthine-containing DNA
Components
5'-D(*AP*AP*AP*AP*AP*AP*AP*AP*A)-3'
DNA POLYMERASE
HYPOXANTHINE-CONTAINING DNA
Keywords
TRANSFERASE/DNA / TRANSFERASE-DNA COMPLEX / REPLICATION / EXONUCLEASE / DNA DAMAGE / EXO MINUS
Function / homology
Function and homology information
exonuclease activity / DNA-templated DNA replication / DNA-directed DNA polymerase / DNA-directed DNA polymerase activity / nucleotide binding / DNA binding Similarity search - Function
DNA Polymerase; Chain A, domain 1 / DNA Polymerase, chain B, domain 1 / B family DNA polymerase, finger domain / Palm domain of DNA polymerase / B family DNA polymerase, palm domain / : / DNA polymerase family B, thumb domain / DNA-directed DNA polymerase, family B, multifunctional domain / DNA polymerase family B signature. / DNA-directed DNA polymerase, family B, conserved site ...DNA Polymerase; Chain A, domain 1 / DNA Polymerase, chain B, domain 1 / B family DNA polymerase, finger domain / Palm domain of DNA polymerase / B family DNA polymerase, palm domain / : / DNA polymerase family B, thumb domain / DNA-directed DNA polymerase, family B, multifunctional domain / DNA polymerase family B signature. / DNA-directed DNA polymerase, family B, conserved site / DNA polymerase family B / DNA polymerase family B, exonuclease domain / DNA-directed DNA polymerase, family B, exonuclease domain / DNA polymerase, palm domain superfamily / DNA polymerase type-B family / DNA-directed DNA polymerase, family B / Ribonuclease H-like superfamily/Ribonuclease H / Nucleotidyltransferase; domain 5 / Helix Hairpins / Ribonuclease H superfamily / Ribonuclease H-like superfamily / DNA/RNA polymerase superfamily / Alpha-Beta Complex / 2-Layer Sandwich / Orthogonal Bundle / Mainly Alpha / Alpha Beta Similarity search - Domain/homology
Mass: 18.015 Da / Num. of mol.: 22 / Source method: isolated from a natural source / Formula: H2O
Compound details
ENGINEERED RESIDUE IN CHAIN A, ASP 215 TO ALA
Has protein modification
Y
Sequence details
EXO MINUS MUTANT D215A CHAIN E: IT WAS NOT POSSIBLE TO POSITION THIS DNA IN THE OBSERVED DENSITY ...EXO MINUS MUTANT D215A CHAIN E: IT WAS NOT POSSIBLE TO POSITION THIS DNA IN THE OBSERVED DENSITY WITH ANY CERTAINTY, THUS THE DNA HAS BEEN MODELLED AS THE PHOSPHATE BACKBONE ONLY AND RESIDUES ARE NOT ASSIGNED (ALL ARE GIVEN AS ADENOSINE). THIS DNA IS THOUGHT TO BE A CRYSTALLOGRAPHIC ARTEFACT AND NOT TO BE PHYSIOLOGICALLY RELEVANT.
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Experimental details
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Experiment
Experiment
Method: X-RAY DIFFRACTION / Number of used crystals: 1
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Sample preparation
Crystal
Density Matthews: 2.25 Å3/Da / Density % sol: 45.3 % / Description: NONE
Resolution: 2.72→47.01 Å / Cor.coef. Fo:Fc: 0.888 / Cor.coef. Fo:Fc free: 0.827 / SU B: 9.287 / SU ML: 0.203 / Cross valid method: THROUGHOUT / ESU R: 0.967 / ESU R Free: 0.447 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. RESIDUES 146-150 AND 374-384 WERE NOT MODELLED OWING TO DISORDER.
Rfactor
Num. reflection
% reflection
Selection details
Rfree
0.29455
1229
5.2 %
RANDOM
Rwork
0.23361
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obs
0.23676
22478
94.12 %
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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: BABINET MODEL WITH MASK