SMTL ID : 4nvp.1

Structure of the cyclic nucleotide-binding domain of HCN4 channel complexed with 7-CH-cAMP

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-tetramer

Ligands

4 x 7CH: (2S,4aR,6R,7R,7aS)-6-(4-amino-7H-pyrrolo[2,3-d]pyrimidin-7-yl)tetrahydro-4H-furo[3,2-d][1,3,2]dioxaphosphinine-2,7-diol 2-oxide(Non-covalent)

7CH.1: 14 residues within 4Å: Chain A: I.109, V.128, T.136, F.144, G.145, E.146, I.147, C.148, R.155, T.156, A.157, R.196, R.199, I.200 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:R.196, A:I.200 Hydrogen bonds: A:G.145, A:E.146, A:E.146, A:I.147, A:C.148, A:T.156, A:R.196, A:R.196, A:R.199 Salt bridges: A:R.155 7CH.2: 14 residues within 4Å: Chain B: I.109, V.128, T.136, F.144, G.145, E.146, I.147, C.148, R.155, T.156, A.157, R.196, R.199, I.200 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:R.196, B:I.200 Hydrogen bonds: B:G.145, B:E.146, B:E.146, B:I.147, B:C.148, B:T.156, B:R.196, B:R.196, B:R.199 Salt bridges: B:R.155 7CH.3: 14 residues within 4Å: Chain C: I.109, V.128, T.136, F.144, G.145, E.146, I.147, C.148, R.155, T.156, A.157, R.196, R.199, I.200 12 PLIP interactions: 12 interactions with chain C Hydrophobic interactions: C:R.196, C:I.200 Hydrogen bonds: C:G.145, C:E.146, C:E.146, C:I.147, C:C.148, C:T.156, C:R.196, C:R.196, C:R.199 Salt bridges: C:R.155 7CH.4: 14 residues within 4Å: Chain D: I.109, V.128, T.136, F.144, G.145, E.146, I.147, C.148, R.155, T.156, A.157, R.196, R.199, I.200 12 PLIP interactions: 12 interactions with chain D Hydrophobic interactions: D:R.196, D:I.200 Hydrogen bonds: D:G.145, D:E.146, D:E.146, D:I.147, D:C.148, D:T.156, D:R.196, D:R.196, D:R.199 Salt bridges: D:R.155

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Moller, S. et al., Cyclic Nucleotide Mapping of Hyperpolarization-Activated Cyclic Nucleotide-Gated (HCN) Channels. Acs Chem.Biol. (2014)

Release Date

2014-03-19

Peptides

Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

D
A

Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4