1UWN

THE INITIAL EVENTS IN THE PHOTOCYCLE OF PHOTOACTIVE YELLOW PROTEIN: A COMMON MECHANISM ON LIGHT ACTIVATION IN PHOTORECEPTOR PROTEINS

Structural Biology Knowledgebase: 1UWN SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.2 Å
  • R-Value Free: 0.147
  • R-Value Work: 0.124

Literature

Macromolecules
Sequence Display for 1UWN

Classification: SIGNALING PROTEIN

Total Structure Weight: 14479.46

Macromolecule Entities
Molecule Chains Length Organism Details
PHOTOACTIVE YELLOW PROTEIN X 125 Halorhodospira halophila Details: DARK STATE, GROUND STATE (PG)
Gene Name(s): pyp
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
HC4
Query on HC4

X 4'-HYDROXYCINNAMIC ACID
PARA-COUMARIC ACID (Synonym)
C9 H8 O3
NGSWKAQJJWESNS-ZZXKWVIFSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

X SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
X L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.2 Å
  • R-Value Free: 0.147
  • R-Value Work: 0.124
  • Space Group: P 63

Unit Cell:

Length (Å) Angle (°)
a = 65.92 α = 90.00
b = 65.92 β = 90.00
c = 40.58 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2004-02-10
  • Released Date: 2004-03-25
  • Deposition author(s): Kort, R., Hellingwerf, K.J., Ravelli, R.B.G.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: Compliance with PDBx exchange dictionary V4
  • 2011-07-13
    Type: Atom occupancy | Details: Restore author's atom occupancy