1QSY

DDATP-Trapped closed ternary complex of the large fragment of DNA Polymerase I from thermus aquaticus


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.276
  • R-Value Work: 0.235

Literature

Macromolecules
Sequence Display for 1QSY

Classification: TRANSFERASE / DNA

Total Structure Weight: 69318.84


Macromolecule Entities
Molecule Chains Length Organism Details
DNA POLYMERASE I A 539 Thermus aquaticus EC#: 2.7.7.7 IUBMB
Fragment: KLENOW FRAGMENT
Mutation: A348E
Gene Name(s): polA pol1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
5'-D(*GP*AP*CP*CP*AP*CP*GP*GP*CP*GP*CP*(2DA))-3' B 12 synthetic
5'-D(*AP*TP*TP*GP*CP*GP*CP*CP*TP*P*GP*GP*TP*C)-3' C 14 synthetic

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
DDS
Query on DDS

A 2',3'-dideoxyadenosine triphosphate
C10 H16 N5 O11 P3
OAKPWEUQDVLTCN-NKWVEPMBSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
2DA
Query on 2DA
B DNA LINKING C10 H14 N5 O5 P DA

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.276
  • R-Value Work: 0.235
  • Space Group: P 31 2 1

Unit Cell:

Length (Å) Angle (°)
a = 107.93 α = 90.00
b = 107.93 β = 90.00
c = 90.24 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-06-24
  • Released Date: 1999-08-16
  • Deposition author(s): Li, Y., Mitaxov, V., Waksman, G.

Revision History

  • Version 1_0: 1999-08-16

    Type: Initial release

  • Version 1_1: 2008-04-27

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance