› 4ikr

X-ray diffraction
1.78Å resolution

Crystal structure of Type 1 human methionine aminopeptidase in complex with 2-(4-(5-chloro-6-methyl-2-(pyridin-2-yl)pyrimidin-4-yl)piperazin-1-yl)ethanol

Released:
DOI: 10.2210/pdb4ikr/pdb
PDB entry 4ikr coloured by chain, front view.
PDB entry 4ikr coloured by chain, side view.
PDB entry 4ikr coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
Identification, biochemical and structural evaluation of species-specific inhibitors against type I methionine aminopeptidases.
Kishor C, Arya T, Reddi R, Chen X, Saddanapu V, Marapaka AK, Gumpena R, Ma D, Liu JO, Addlagatta A
J Med Chem 56 5295-305 (2013)
PMID: 23767698

Function and Biology Details

Reaction catalysed: 
Release of N-terminal amino acids, preferentially methionine, from peptides and arylamides.
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-156814 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Methionine aminopeptidase 1 Chain: A
Molecule details ›
Chain: A
Length: 329 amino acids
Theoretical weight: 36.94 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P53582 (Residues: 81-384; Coverage: 79%)
Gene names: KIAA0094, METAP1
Sequence domains: Metallopeptidase family M24
Structure domains: Creatinase/methionine aminopeptidase superfamily

Ligands and Environments

4 bound ligands:
Ligand CO 3 x CO
Ligand PVP 1 x PVP
Ligand K 1 x K
Ligand GOL 1 x GOL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.1
Spacegroup: P21
Unit cell:
a: 47.345Å b: 77.423Å c: 48.023Å
α: 90° β: 91.03° γ: 90°
R-values:
R R work R free
0.182 0.18 0.211
Expression system: Escherichia coli

Quick links

Citations

1 review citation

Targeting Metalloenzymes for Therapeutic Intervention.
Chen et al. (2019)
5 other articles

3 mentions without citation

Advances in Bacterial Methionine Aminopeptidase Inhibition.
Helgren et al. (2016)
2 more