2IB5

Structural characterization of a blue chromoprotein and its yellow mutant from the sea anemone cnidopus japonicus


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.225
  • R-Value Work: 0.195

Literature

Macromolecules
Sequence Display for 2IB5

Classification: LUMINESCENT PROTEIN

Total Structure Weight: 216257.36

Macromolecule Entities
Molecule Chains Length Organism Details
Chromo protein A, B, C..., D, E, F, G, HA, B, C, D, E, F, G, H 235 Epiactis japonica Mutation: Q65X, Y65X, G65X
Gene Name(s): blue cjb
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
PO4
Query on PO4

A, B, D, E, F, G, H PHOSPHATE ION
O4 P
NBIIXXVUZAFLBC-UHFFFAOYSA-K
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 2 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A, B, C, D, E, F, G, H L-PEPTIDE LINKING C5 H11 N O2 Se MET
CRQ
Query on CRQ
A, B, C, D, E, F, G, H L-PEPTIDE LINKING C16 H16 N4 O5 GLN , TYR , GLY

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.225
  • R-Value Work: 0.195
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 73.86 α = 90.00
b = 126.85 β = 102.10
c = 100.51 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2006-09-10
  • Released Date: 2006-10-10
  • Deposition author(s): Chan, M.C.Y., Bosanac, I., Ikura, M.

Revision History

  • Version 1_0: 2006-10-10

    Type: Initial release

  • Version 1_1: 2008-05-01

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Derived calculations, Version format compliance