X-ray diffraction
3.27Å resolution

Crystal structure of the Neurokinin 1 receptor in complex with the small molecule antagonist CP-99,994


Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
GlgA glycogen synthase; Substance-P receptor Chain: A
Molecule details ›
Chain: A
Length: 520 amino acids
Theoretical weight: 59.03 KDa
Source organisms: Expression system: Spodoptera frugiperda
  • Canonical: Q9V2J8 (Residues: 218-413; Coverage: 45%)
  • Canonical: P25103 (Residues: 1-226, 238-335; Coverage: 80%)
Gene names: NK1R, PAB2292, TAC1R, TACR1
Sequence domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: C2221
Unit cell:
a: 61.996Å b: 122.733Å c: 286.494Å
α: 90° β: 90° γ: 90°
R R work R free
0.228 0.225 0.275
Expression system: Spodoptera frugiperda