5udy

X-ray diffraction
2.6Å resolution

Human alkaline sphingomyelinase (alk-SMase, ENPP7, NPP7)

Released:

Function and Biology Details

Reaction catalysed:
Sphingomyelin + H(2)O = N-acylsphingosine + phosphocholine
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-180421 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (3 distinct):
Ectonucleotide pyrophosphatase/phosphodiesterase family member 7 Chain: A
Molecule details ›
Chain: A
Length: 422 amino acids
Theoretical weight: 48.38 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q6UWV6 (Residues: 17-433; Coverage: 93%)
Gene names: ENPP7, UNQ3077/PRO9912
Sequence domains: Type I phosphodiesterase / nucleotide pyrophosphatase
Structure domains: Alkaline Phosphatase, subunit A

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
Carbohydrate polymer : NEW Components: NAG, FUC
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: CLSI BEAMLINE 08ID-1
Spacegroup: P3121
Unit cell:
a: 103.246Å b: 103.246Å c: 113.554Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.181 0.179 0.207
Expression system: Spodoptera frugiperda