1J3E

Crystal Structure of the E.coli SeqA protein complexed with N6-methyladenine- guanine mismatch DNA

Structural Biology Knowledgebase: 1J3E SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.296
  • R-Value Work: 0.230

Literature

Macromolecules
Sequence Display for 1J3E

Classification: REPLICATION / DNA

Total Structure Weight: 19106.10


Macromolecule Entities
Molecule Chains Length Organism Details
SeqA protein A 115 Escherichia coli Fragment: DNA binding domain
Gene Name(s): seqA b0687 JW0674
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
5'-D(*AP*AP*GP*GP*(6MA)P*TP*CP*CP*AP*A)-3' B 10 synthetic
5'-D(*TP*TP*GP*GP*AP*GP*CP*CP*TP*T)-3' C 10 synthetic

Small Molecules
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
6MA
Query on 6MA
B DNA LINKING C11 H16 N5 O6 P A

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.296
  • R-Value Work: 0.230
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 33.43 α = 90.00
b = 65.06 β = 90.00
c = 77.18 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-01-24
  • Released Date: 2004-05-18
  • Deposition author(s): Fujikawa, N., Kurumizaka, H., Nureki, O., Tanaka, Y., Yamazoe, M., Hiraga, S., Yokoyama, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4