SMTL ID : 9l04.1

Crystal structure of human ALK2 kinase domain with R206H mutation in complex with RK783

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.25 Å

Oligo State

monomer

Ligands

1 x 01: 4-(1-ethyl-3-pyridin-3-yl-pyrazol-4-yl)-~{N}-[4-[4-(oxetan-3-yl)piperazin-1-yl]phenyl]pyrimidin-2-amine

01.1: 21 residues within 4Å: Chain A: V.16, Y.21, V.24, A.35, V.36, K.37, L.65, L.83, T.85, H.86, Y.87, H.88, E.89, M.90, G.91, S.92, D.95, K.142, L.145, A.155, D.156 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:V.16, A:Y.21, A:V.24, A:A.35, A:K.37, A:L.65, A:T.85, A:L.145 Hydrogen bonds: A:H.88 Water bridges: A:D.156, A:D.156 Salt bridges: A:D.95

6 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 4 residues within 4Å: Chain A: H.88, K.147, K.148, N.149 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:K.148, A:N.149 Water bridges: A:K.147 Salt bridges: A:H.88 SO4.3: 2 residues within 4Å: Chain A: V.105, R.109 2 PLIP interactions: 2 interactions with chain A Water bridges: A:Q.151 Salt bridges: A:R.109 SO4.4: 5 residues within 4Å: Chain A: E.124, I.125, F.126, G.127, S.166 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:E.124, A:G.127 SO4.5: 5 residues within 4Å: Chain A: K.142, R.182, N.239, D.240, P.241 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:D.240, A:D.240, A:D.240 Water bridges: A:K.142, A:K.142, A:R.182 Salt bridges: A:K.142, A:R.182 SO4.6: 3 residues within 4Å: Chain A: H.61, S.116, K.294 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:S.116, A:S.116 Water bridges: A:E.62 Salt bridges: A:H.61, A:K.294 SO4.7: 2 residues within 4Å: Chain A: D.103, T.104 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:T.104, A:T.104

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yang, J. et al., A new BMP type 1 receptor kinase inhibitor for safe and efficient oral treatment to prevent genetically induced heterotopic ossification in mice. Bone (2025)

Release Date

2025-06-25

Peptides

Activin receptor type-1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Activin receptor type-1

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