X-ray diffraction
1.8Å resolution

Crystal Structure of porcine delta coronavirus nsp9


Function and Biology Details

Reactions catalysed:
Nucleoside triphosphate + RNA(n) = diphosphate + RNA(n+1)
ATP + H(2)O = ADP + phosphate
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
3C-like proteinase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 115 amino acids
Theoretical weight: 12.91 KDa
Source organism: Porcine coronavirus HKU15
Expression system: Escherichia coli BL21(DE3)
  • Canonical: X2G6C4 (Residues: 3378-3486; Coverage: 2%)
Gene name: orf1ab
Sequence domains: Coronavirus replicase NSP9

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U1
Spacegroup: P21
Unit cell:
a: 57.969Å b: 55.185Å c: 69.445Å
α: 90° β: 90.01° γ: 90°
R R work R free
0.208 0.206 0.246
Expression system: Escherichia coli BL21(DE3)