1T3N

Structure of the catalytic core of DNA polymerase Iota in complex with DNA and dTTP


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.286
  • R-Value Work: 0.265

Literature

Macromolecules
Sequence Display for 1T3N

Classification: replication / DNA

Total Structure Weight: 96507.63


Macromolecule Entities
Molecule Chains Length Organism Details
polymerase (DNA directed) iota A, B 388 Homo sapiens EC#: 2.7.7.7 IUBMB
Gene Name(s): POLI Gene View RAD30B
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
Template DNA strand T 14 synthetic
Primer DNA strand P 13 synthetic

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

B THYMIDINE-5'-TRIPHOSPHATE
C10 H17 N2 O14 P3
NHVNXKFIZYSCEB-XLPZGREQSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

B 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
DOC
Query on DOC
P DNA LINKING C9 H14 N3 O6 P DC

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.286
  • R-Value Work: 0.265
  • Space Group: P 65

Unit Cell:

Length (Å) Angle (°)
a = 98.83 α = 90.00
b = 98.83 β = 90.00
c = 202.76 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2004-04-27
  • Released Date: 2004-07-20
  • Deposition author(s): Nair, D.T., Johnson, R.E., Prakash, S., Prakash, L., Aggarwal, A.K.

Revision History

  • Version 1_0: 2004-07-20

    Type: Initial release

  • Version 1_1: 2008-04-30

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance

  • Version 1_3: 2015-09-09

    Type: Other