SMTL ID : 4pl3.1

Crystal structure of murine IRE1 in complex with MKC9989 inhibitor

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.90 Å

Oligo State

homo-dimer

Ligands

2 x 31J: 7-hydroxy-6-methoxy-3-[2-(2-methoxyethoxy)ethyl]-4,8-dimethyl-2H-chromen-2-one(Covalent)

31J.1: 9 residues within 4Å: Chain A: D.343, L.344, F.347, Y.350, N.364, K.365, H.368, E.371, L.372 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:F.347, A:K.365, A:H.368 Hydrogen bonds: A:Y.350, A:N.364 Salt bridges: A:K.365, A:H.368 pi-Stacking: A:F.347 31J.4: 8 residues within 4Å: Chain B: L.344, F.347, Y.350, N.364, K.365, H.368, E.371, L.372 13 PLIP interactions: 13 interactions with chain B Hydrophobic interactions: B:L.344, B:F.347, B:F.347, B:N.364, B:K.365, B:H.368 Hydrogen bonds: B:Y.350, B:Y.350, B:N.364 Salt bridges: B:K.365, B:H.368 pi-Stacking: B:F.347, B:H.368

2 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.2: 22 residues within 4Å: Chain A: L.35, G.36, H.37, G.38, A.39, T.42, V.44, A.55, K.57, I.84, I.100, E.101, L.102, C.103, T.106, K.148, H.150, N.151, L.153, S.168, D.169 Ligands: MG.3 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:A.39, A:E.101, A:C.103, A:H.150, A:N.151 Salt bridges: A:K.57, A:K.148 ADP.5: 22 residues within 4Å: Chain B: L.35, G.36, H.37, G.38, A.39, T.42, V.44, A.55, K.57, I.84, I.100, E.101, L.102, C.103, T.106, K.148, H.150, N.151, L.153, S.168, D.169 Ligands: MG.6 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:A.39, B:E.101, B:C.103 Salt bridges: B:K.57, B:K.148

2 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 4 residues within 4Å: Chain A: H.150, N.151, D.169 Ligands: ADP.2 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:D.169, A:D.169 MG.6: 4 residues within 4Å: Chain B: H.150, N.151, D.169 Ligands: ADP.5 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:H.150, B:D.169

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sanches, M. et al., Structure and mechanism of action of the hydroxy-aryl-aldehyde class of IRE1 endoribonuclease inhibitors. Nat Commun (2014)

Release Date

2014-09-03

Peptides

Serine/threonine-protein kinase/endoribonuclease IRE1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Serine/threonine-protein kinase/endoribonuclease IRE1

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