3OB4

MBP-fusion protein of the major peanut allergen Ara h 2

Structural Biology Knowledgebase: 3OB4 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.71 Å
  • R-Value Free: 0.256
  • R-Value Work: 0.183

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3OB4

Classification: ALLERGEN

Total Structure Weight: 56628.78

Macromolecule Entities
Molecule Chains Length Organism Details
Maltose ABC transporter periplasmic protein, Arah 2 A 500 Escherichia coli Arachis duranensis Fragment: MBP, UNP residues 27-167, arah2, UNP residues 28-158
Mutation: D82A, K83A, E172A, N173A, K239A, K362A, D363A, R367N
Details: chimera protein is made with surface mutations on the MBP as well as a fixed arm linker to the arah2 protein
Gene Name(s): Ara d 2.01 ara d 2 malE HMPREF9530_03068

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

A MALTOTRIOSE
AMYLOTRIOSE (Synonym)
C18 H32 O16
FYGDTMLNYKFZSV-PXXRMHSHSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.71 Å
  • R-Value Free: 0.256
  • R-Value Work: 0.183
  • Space Group: C 1 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 68.85 α = 90.00
b = 87.38 β = 103.93
c = 113.14 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2010-08-06
  • Released Date: 2011-02-02
  • Deposition author(s): Mueller, G.A., Gosavi, R.A., Moon, A.F., London, R.E., Pedersen, L.C.

Revision History

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