1U55

Crystal structure of an oxygen binding H-NOX domain related to soluble guanylate cyclases (oxygen complex)

Structural Biology Knowledgebase: 1U55 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.77 Å
  • R-Value Free: 0.257
  • R-Value Work: 0.227

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1U55

Classification: SIGNALING PROTEIN

Total Structure Weight: 45427.85

Macromolecule Entities
Molecule Chains Length Organism Details
Heme-based Methyl-accepting Chemotaxis Protein A, B 188 Caldanaerobacter subterraneus Fragment: H-NOX domain

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

B CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer
 
JSmol
HEM
Query on HEM

A, B PROTOPORPHYRIN IX CONTAINING FE
HEME (Synonym)
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
Ligand Explorer
 
JSmol
OXY
Query on OXY

A, B OXYGEN MOLECULE
O2
MYMOFIZGZYHOMD-UHFFFAOYSA-N
Ligand Explorer
 
JSmol

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.77 Å
  • R-Value Free: 0.257
  • R-Value Work: 0.227
  • Space Group: C 1 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 91.48 α = 90.00
b = 126.99 β = 94.33
c = 42.57 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2004-07-27
  • Released Date: 2004-08-31
  • Deposition author(s): Pellicena, P., Karow, D.S., Boon, E.M., Marletta, M.A., Kuriyan, J.

Revision History

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