SMTL ID : 6dra.1

Low IP3 Ca2+ 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.4: 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.7: 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.10: 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

8 x CA: CALCIUM ION(Non-covalent)

CA.2: 4 residues within 4Å: Chain A: E.1882, E.1946, T.2581, D.2582 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:E.1882, A:E.1946, A:T.2581, A:T.2581 CA.3: 4 residues within 4Å: Chain A: R.743, Q.744, E.1122, E.1125 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:R.743, A:E.1122, A:E.1125 CA.5: 4 residues within 4Å: Chain B: E.1882, E.1946, T.2581, D.2582 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:E.1882, B:E.1946, B:T.2581, B:T.2581 CA.6: 4 residues within 4Å: Chain B: R.743, Q.744, E.1122, E.1125 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:R.743, B:E.1122, B:E.1125 CA.8: 4 residues within 4Å: Chain C: E.1882, E.1946, T.2581, D.2582 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:E.1882, C:E.1946, C:T.2581, C:T.2581 CA.9: 4 residues within 4Å: Chain C: R.743, Q.744, E.1122, E.1125 3 PLIP interactions: 3 interactions with chain C Metal complexes: C:R.743, C:E.1122, C:E.1125 CA.11: 4 residues within 4Å: Chain D: E.1882, E.1946, T.2581, D.2582 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:E.1882, D:E.1946, D:T.2581, D:T.2581 CA.12: 4 residues within 4Å: Chain D: R.743, Q.744, E.1122, E.1125 3 PLIP interactions: 3 interactions with chain D Metal complexes: D:R.743, D:E.1122, D:E.1125

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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