PDBe 3mtf

X-ray diffraction
2.15Å resolution

Crystal structure of the ACVR1 kinase in complex with a 2-aminopyridine inhibitor


Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Activin receptor type-1 Chains: A, B
Molecule details ›
Chains: A, B
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 I04
Spacegroup: P21212
Unit cell:
a: 83.688Å b: 138.255Å c: 59.934Å
α: 90° β: 90° γ: 90°
R R work R free
0.185 0.182 0.244
Expression system: Spodoptera frugiperda