SMTL ID : 4pl4.1 (1 other biounit)

Crystal structure of murine IRE1 in complex with OICR464 inhibitor

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.00 Å

Oligo State

homo-dimer

Ligands

1 x 31K: 2-methoxy-6-methyl-4-(4-methyl-3,4-dihydro-2H-1,4-benzoxazin-7-yl)phenol(Covalent)

31K.1: 6 residues within 4Å: Chain A: F.347, Y.350, N.364, K.365, H.368, E.371 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:F.347, A:F.347, A:K.365, A:H.368 Hydrogen bonds: A:Y.350, A:N.364, A:K.365 pi-Stacking: A:F.347, A:H.368

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

ADP.2: 19 residues within 4Å: Chain A: L.35, G.36, H.37, G.38, 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, D.169 Ligands: MG.4 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:E.101, A:C.103, A:N.151 Salt bridges: A:K.57, A:K.57, A:K.148 ADP.5: 16 residues within 4Å: Chain B: L.35, H.37, G.38, T.42, V.44, A.55, K.57, E.101, C.103, T.106, K.148, H.150, N.151, L.153, D.169 Ligands: MG.6 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:E.101, B:C.103, B:H.150 Salt bridges: B:K.57, B:K.57, B:K.148

1 x PEU: 2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71,74,77,80-HEPTACOSAOXADOOCTACONTAN-82-OL(Non-functional Binders)

PEU.3: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

2 x MG: MAGNESIUM ION(Non-covalent)

MG.4: 4 residues within 4Å: Chain A: K.57, N.151, D.169 Ligands: ADP.2 1 PLIP interactions: 1 interactions with chain A Metal complexes: 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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