SMTL ID : 6e4f.1

Crystal structure of ARQ 531 in complex with the kinase domain of BTK

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.15 Å

Oligo State

monomer

Ligands

1 x HRA: 1,5-anhydro-2-{[5-(2-chloro-4-phenoxybenzene-1-carbonyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl]amino}-2,3,4-trideoxy-D-erythro-hexitol(Non-covalent)

HRA.1: 19 residues within 4Å: Chain A: L.39, G.40, V.47, A.59, I.60, K.61, M.80, I.103, T.105, E.106, Y.107, M.108, C.112, N.115, L.159, S.169, D.170, F.171, L.173 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:A.59, A:K.61, A:T.105, A:L.159, A:L.173 Hydrogen bonds: A:E.106, A:M.108, A:C.112 Water bridges: A:N.115, A:N.115, A:N.115, A:S.169 pi-Stacking: A:F.171 pi-Cation interactions: A:K.61

2 x IMD: IMIDAZOLE(Non-covalent)

IMD.2: 4 residues within 4Å: Chain A: S.280, L.283, D.284, D.287 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.284 Water bridges: A:D.287 IMD.3: 5 residues within 4Å: Chain A: P.30, C.95, Q.98, P.100, F.102 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.98 Water bridges: A:K.97

2 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.4: 4 residues within 4Å: Chain A: Y.229, E.230, R.231, F.232 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Y.229, A:R.231 Water bridges: A:Y.229, A:E.230, A:E.230 EDO.5: 4 residues within 4Å: Chain A: H.85, E.141, Y.142, S.145 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:H.85 Water bridges: A:E.141, A:Y.142, A:S.145, A:S.145

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Reiff, S.D. et al., The BTK Inhibitor ARQ 531 Targets Ibrutinib-Resistant CLL and Richter Transformation. Cancer Discov (2018)

Release Date

2018-09-05

Peptides

Tyrosine-protein kinase BTK: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Tyrosine-protein kinase BTK