SMTL ID : 2ptm.1

Structure and rearrangements in the carboxy-terminal region of SpIH channels

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.93 Å

Oligo State

homo-tetramer

Ligands

4 x NCO: COBALT HEXAMMINE(III)(Non-covalent)

NCO.1: 2 residues within 4Å: Chain A: D.36, E.39 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:E.39, A:E.39 Water bridges: A:D.36, A:E.39 NCO.3: 2 residues within 4Å: Chain B: D.36, E.39 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:E.39, B:E.39 Water bridges: B:D.36, B:E.39 NCO.5: 2 residues within 4Å: Chain C: D.36, E.39 4 PLIP interactions: 4 interactions with chain C Hydrogen bonds: C:E.39, C:E.39 Water bridges: C:D.36, C:E.39 NCO.7: 2 residues within 4Å: Chain D: D.36, E.39 4 PLIP interactions: 4 interactions with chain D Hydrogen bonds: D:E.39, D:E.39 Water bridges: D:D.36, D:E.39

4 x CMP: ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE(Non-covalent)

CMP.2: 13 residues within 4Å: Chain A: I.106, I.125, T.134, F.142, G.143, E.144, I.145, C.146, R.153, V.154, A.155, V.157, R.194 10 PLIP interactions: 10 interactions with chain A Hydrogen bonds: A:G.143, A:E.144, A:E.144, A:I.145, A:C.146, A:V.154, A:R.194 Water bridges: A:L.195, A:L.195 Salt bridges: A:R.153 CMP.4: 13 residues within 4Å: Chain B: I.106, I.125, T.134, F.142, G.143, E.144, I.145, C.146, R.153, V.154, A.155, V.157, R.194 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:G.143, B:E.144, B:E.144, B:I.145, B:C.146, B:V.154, B:R.194 Water bridges: B:L.195, B:L.195 Salt bridges: B:R.153 CMP.6: 13 residues within 4Å: Chain C: I.106, I.125, T.134, F.142, G.143, E.144, I.145, C.146, R.153, V.154, A.155, V.157, R.194 10 PLIP interactions: 10 interactions with chain C Hydrogen bonds: C:G.143, C:E.144, C:E.144, C:I.145, C:C.146, C:V.154, C:R.194 Water bridges: C:L.195, C:L.195 Salt bridges: C:R.153 CMP.8: 13 residues within 4Å: Chain D: I.106, I.125, T.134, F.142, G.143, E.144, I.145, C.146, R.153, V.154, A.155, V.157, R.194 10 PLIP interactions: 10 interactions with chain D Hydrogen bonds: D:G.143, D:E.144, D:E.144, D:I.145, D:C.146, D:V.154, D:R.194 Water bridges: D:L.195, D:L.195 Salt bridges: D:R.153

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Flynn, G.E. et al., Structure and rearrangements in the carboxy-terminal region of SpIH channels. Structure (2007)

Release Date

2007-06-19

Peptides

Hyperpolarization-activated (Ih) channel: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

D
A

Hyperpolarization-activated (Ih) channel