› 2r9j

X-ray diffraction
2.55Å resolution

Ligand recognition in C-lobe: The crystal structure of the complex of lactoferrin C-lobe with nicotinamide at 2.5 A resolution

Released:
DOI: 10.2210/pdb2r9j/pdb
PDB entry 2r9j coloured by chain, front view.
PDB entry 2r9j coloured by chain, side view.
PDB entry 2r9j coloured by chain, top view.
Source organism: Bos taurus
Entry authors: Mir R, Vikram G, Singh N, Kumar S, Sinha M, Sharma S, Kaur P, Singh TP

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-150260 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Lactotransferrin Chain: A
Molecule details ›
Chain: A
Length: 345 amino acids
Theoretical weight: 37.66 KDa
Source organism: Bos taurus
UniProt:
  • Canonical: P24627 (Residues: 361-705; Coverage: 50%)
Gene name: LTF
Sequence domains: Transferrin
Structure domains: Periplasmic binding protein-like II

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
Carbohydrate polymer
6 bound ligands:
Ligand NAG 1 x NAG
Ligand ZN 2 x ZN
Ligand FE 1 x FE
Ligand CO3 1 x CO3
Ligand SO4 1 x SO4
Ligand NCA 1 x NCA
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU300
Spacegroup: P21
Unit cell:
a: 63.33Å b: 50.34Å c: 65.91Å
α: 90° β: 107.65° γ: 90°
R-values:
R R work R free
0.229 0.225 0.249

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