5fzy

X-ray diffraction
2.47Å resolution

CRYSTAL STRUCTURE OF N19D POTATO STI-KUNITZ BI-FUNCTIONAL INHIBITOR OF SERINE AND ASPARTIC PROTEASES IN SPACE GROUP C2221 AND PH 3.5

Released:

Function and Biology Details

Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Aspartic protease inhibitor 5 Chains: A, B
Molecule details ›
Chains: A, B
Length: 187 amino acids
Theoretical weight: 20.53 KDa
Source organism: Solanum tuberosum
Expression system: Komagataella phaffii GS115
UniProt:
  • Canonical: M1AKE5 (Residues: 32-218; Coverage: 94%)
Gene names: 102604582, API5
Sequence domains: Trypsin and protease inhibitor
Structure domains: Trefoil (Acidic Fibroblast Growth Factor, subunit A)

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL14-1
Spacegroup: C2221
Unit cell:
a: 102.95Å b: 114.24Å c: 98.77Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.228 0.225 0.274
Expression system: Komagataella phaffii GS115