3Q8M

Crystal Structure of Human Flap Endonuclease FEN1 (D181A) in complex with substrate 5'-flap DNA and K+


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.272
  • R-Value Work: 0.217

Literature

Macromolecules
Sequence Display for 3Q8M

Classification: HYDROLASE / DNA

Total Structure Weight: 99567.32


Macromolecule Entities
Molecule Chains Length Organism Details
Flap endonuclease 1 A, B 341 Homo sapiens EC#: 3.1 IUBMB
Fragment: D181A
Mutation: D181A
Gene Name(s): FEN1 Gene View RAD2
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
DNA (5'-D(*AP*CP*TP*CP*TP*GP*CP*CP*TP*CP*AP*AP*GP*AP*CP*GP*GP*T)-3') D, G 18 synthetic Template strand of DNA substrate
DNA (5'-D(*TP*TP*GP*AP*GP*GP*CP*AP*GP*AP*GP*T)-3') E, H 12 synthetic 5'-flap strand of DNA substrate
DNA (5'-D(*AP*CP*CP*GP*TP*CP*C)-3') F, I 7 synthetic 3'-flap strand of DNA substrate

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
K
Query on K

A, B POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.272
  • R-Value Work: 0.217
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 59.52 α = 90.00
b = 94.94 β = 105.06
c = 104.52 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2011-01-06
  • Released Date: 2011-04-27
  • Deposition author(s): Tsutakawa, S.E., Classen, S., Chapados, B.R., Arvai, A., Finger, D.L., Guenther, G., Tomlinson, C.G., Thompson, P., Sarker, A.H., Shen, B., Cooper, P.K., Grasby, J.A., Tainer, J.A.

Revision History

  • 2011-07-13
    Type: Version format compliance