1XG0

High resolution crystal structure of phycoerythrin 545 from the marine cryptophyte rhodomonas CS24


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 0.97 Å
  • R-Value Free: 0.126
  • R-Value Work: 0.107

Literature

Macromolecules
Sequence Display for 1XG0

Classification: PHOTOSYNTHESIS

Total Structure Weight: 57025.87

Macromolecule Entities
Molecule Chains Length Organism Details
Phycoerythrin alpha-3 chain A 76 Rhodomonas sp. cs24 Mutation: K4X
Gene Name(s): cpeA3
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Phycoerythrin alpha-2 chain B 67 Rhodomonas sp. cs24 Gene Name(s): cpeA2
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
B-phycoerythrin beta chain C, D 177 Rhodomonas sp. cs24 Mutation: V50C, Y56V, E61C, H65S, N72X, E73C
Gene Name(s): cpeB
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
PEB
Query on PEB

C, D PHYCOERYTHROBILIN
C33 H40 N4 O6
NKCBCVIFPXGHAV-WAVSMFBNSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
DBV
Query on DBV

A, B 15,16-DIHYDROBILIVERDIN
C33 H36 N4 O6
ZQHDSLZHMAUUQK-ZTYGKHTCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

C CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A, D MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 2 Unique
ID Chains Type Formula 2D Diagram Parent
LYZ
Query on LYZ
A L-PEPTIDE LINKING C6 H14 N2 O3 LYS
MEN
Query on MEN
C, D L-PEPTIDE LINKING C5 H10 N2 O3 ASN

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 0.97 Å
  • R-Value Free: 0.126
  • R-Value Work: 0.107
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 62.98 α = 90.00
b = 82.76 β = 90.00
c = 89.48 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2004-09-16
  • Released Date: 2004-11-30
  • Deposition author(s): Doust, A.B., Marai, C.N.J., Harrop, S.J., Wilk, K.E., Curmi, P.M.G., Scholes, G.D.

Revision History

  • Version 1_0: 2004-11-30

    Type: Initial release

  • Version 1_1: 2008-04-30

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance