SMTL ID : 6dr0.1

Class 5 IP3-bound human type 3 1,4,5-inositol trisphosphate receptor

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-tetramer

Ligands

4 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: C.2538, I.2540, C.2541, H.2558, H.2563 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:C.2538, A:C.2541, A:H.2558, A:H.2563 ZN.3: 5 residues within 4Å: Chain B: C.2538, I.2540, C.2541, H.2558, H.2563 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:C.2538, B:C.2541, B:H.2558, B:H.2563 ZN.5: 5 residues within 4Å: Chain C: C.2538, I.2540, C.2541, H.2558, H.2563 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:C.2538, C:C.2541, C:H.2558, C:H.2563 ZN.7: 5 residues within 4Å: Chain D: C.2538, I.2540, C.2541, H.2558, H.2563 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:C.2538, D:C.2541, D:H.2558, D:H.2563

4 x I3P: D-MYO-INOSITOL-1,4,5-TRIPHOSPHATE(Non-covalent)

I3P.2: 11 residues within 4Å: Chain A: R.266, T.267, T.268, L.269, R.270, R.503, K.507, R.510, Y.567, R.568, K.569 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:T.268, A:T.268, A:R.503, A:Y.567, A:Y.567, A:R.568 Salt bridges: A:R.266, A:K.507, A:R.510, A:R.568, A:K.569, A:K.569 I3P.4: 11 residues within 4Å: Chain B: R.266, T.267, T.268, L.269, R.270, R.503, K.507, R.510, Y.567, R.568, K.569 12 PLIP interactions: 12 interactions with chain B Hydrogen bonds: B:T.268, B:L.269, B:R.503, B:Y.567, B:Y.567, B:R.568 Salt bridges: B:R.266, B:K.507, B:R.510, B:R.568, B:K.569, B:K.569 I3P.6: 11 residues within 4Å: Chain C: R.266, T.268, L.269, R.270, R.503, K.507, R.510, E.511, Y.567, R.568, K.569 8 PLIP interactions: 8 interactions with chain C Hydrogen bonds: C:T.268, C:L.269, C:R.503, C:R.510, C:E.511 Salt bridges: C:R.266, C:K.507, C:K.569 I3P.8: 11 residues within 4Å: Chain D: R.266, T.268, L.269, R.270, A.276, R.503, K.507, R.510, Y.567, R.568, K.569 12 PLIP interactions: 12 interactions with chain D Hydrogen bonds: D:R.266, D:T.268, D:L.269, D:R.270, D:R.503, D:Y.567, D:R.568 Salt bridges: D:K.507, D:R.510, D:R.568, D:K.569, D:K.569

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Paknejad, N. et al., Structural basis for the regulation of inositol trisphosphate receptors by Ca2+and IP3. Nat. Struct. Mol. Biol. (2018)

Release Date

2018-08-01

Peptides

Inositol 1,4,5-trisphosphate receptor type 3: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Membrane

We predict this structure to be a membrane protein.
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Inositol 1,4,5-trisphosphate receptor type 3

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