1PA6

Crystal structure of the OXYTRICHA nova telomere end-binding protein complexed with noncognate ssDNA GGGGTTTTGAGG


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.45 Å
  • R-Value Free: 0.268
  • R-Value Work: 0.223

Literature

Macromolecules
Sequence Display for 1PA6

Classification: DNA BINDING PROTEIN / DNA

Total Structure Weight: 88475.50


Macromolecule Entities
Molecule Chains Length Organism Details
Telomere-binding protein alpha subunit A 460 Sterkiella nova Details: ALANINE VERSION
Gene Name(s): MAC-56A MAC-56K MAC-56S
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Telomere-binding protein beta subunit B 216 Sterkiella nova Fragment: 28 KDA N-TERMINAL CORE
Gene Name(s): MAC-41A MAC-41S
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
5'-D(*GP*GP*GP*GP*TP*TP*TP*TP*GP*AP*GP*G)-3' D 12 synthetic CHAIN D IS SINGLE STRAND DNA. CHAINS G AND H ARE A G-QUARTET LINKED DNA DIMER
5'-D(*GP*GP*GP*GP*TP*TP*TP*TP*GP*GP*GP*G)-3' G, H 12 synthetic CHAIN D IS SINGLE STRAND DNA. CHAINS G AND H ARE A G-QUARTET LINKED DNA DIMER

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

B CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NA
Query on NA

G, H SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.45 Å
  • R-Value Free: 0.268
  • R-Value Work: 0.223
  • Space Group: P 61 2 2

Unit Cell:

Length (Å) Angle (°)
a = 93.11 α = 90.00
b = 93.11 β = 90.00
c = 422.68 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-05-13
  • Released Date: 2003-06-10
  • Deposition author(s): Theobald, D.L., Schultz, S.C.

Revision History

  • 2008-04-29
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance
  • 2011-11-16
    Type: Atomic model