1I6Q

Formation of a protein intermediate and its trapping by the simultaneous crystallization process: Crystal structure of an iron-saturated intermediate in the FE3+ binding pathway of camel lactoferrin at 2.7 resolution

Structural Biology Knowledgebase: 1I6Q SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.7 Å
  • R-Value Free: 0.255
  • R-Value Work: 0.188

Literature

Macromolecules
Sequence Display for 1I6Q

Classification: METAL TRANSPORT

Total Structure Weight: 75684.43

Macromolecule Entities
Molecule Chains Length Organism Details
LACTOFERRIN A 689 Camelus dromedarius EC#: 3.4.21 IUBMB
Mutation: S17K, N87Q, S242F, S312K, N477D, N513L, Y523L, N556G, E608R, Q623E, E658D
Gene Name(s): LTF Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
CO3
Query on CO3

A CARBONATE ION
C O3
BVKZGUZCCUSVTD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
FE
Query on FE

A FE (III) ION
Fe
VTLYFUHAOXGGBS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.7 Å
  • R-Value Free: 0.255
  • R-Value Work: 0.188
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 175.91 α = 90.00
b = 80.62 β = 92.37
c = 56.29 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-03-03
  • Released Date: 2001-11-07
  • Deposition author(s): Khan, J.A., Kumar, P., Srinivasan, A., Singh, T.P.

Revision History

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