2qtw

X-ray diffraction
1.9Å resolution

The Crystal Structure of PCSK9 at 1.9 Angstroms Resolution Reveals structural homology to Resistin within the C-terminal domain

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
Non-polymer only dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Proprotein convertase subtilisin/kexin type 9 Chain: A
Molecule details ›
Chain: A
Length: 124 amino acids
Theoretical weight: 14.02 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
UniProt:
  • Canonical: Q8NBP7 (Residues: 29-152; Coverage: 18%)
Gene names: NARC1, PCSK9, PSEC0052
Sequence domains: Peptidase inhibitor I9
Structure domains: Peptidase S8 propeptide/proteinase inhibitor I9
Proprotein convertase subtilisin/kexin type 9 Chain: B
Molecule details ›
Chain: B
Length: 546 amino acids
Theoretical weight: 58.27 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
UniProt:
  • Canonical: Q8NBP7 (Residues: 153-692; Coverage: 82%)
Gene names: NARC1, PCSK9, PSEC0052
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 5.0.3
Spacegroup: P212121
Unit cell:
a: 62.427Å b: 70.149Å c: 148.59Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.194 0.192 0.239
Expression system: Homo sapiens