PDBe 3q4u

X-ray diffraction
1.82Å resolution

Crystal structure of the ACVR1 kinase domain in complex with LDN-193189


Function and Biology Details

Reaction catalysed:
ATP + [receptor-protein] = ADP + [receptor-protein] phosphate
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Activin receptor type-1 Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 301 amino acids
Theoretical weight: 34.54 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
  • Canonical: Q04771 (Residues: 201-499; Coverage: 61%)
Gene names: ACVR1, ACVRLK2
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I03
Spacegroup: P21
Unit cell:
a: 83.6Å b: 98.7Å c: 83.85Å
α: 90° β: 117.42° γ: 90°
R R work R free
0.166 0.163 0.219
Expression system: Spodoptera frugiperda