SMTL ID : 7rhg.1

Cryo-EM structure of human rod CNGA1/B1 channel in cAMP-bound state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-3-1-mer

Ligands

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

CMP.1: 10 residues within 4Å: Chain A: V.396, F.405, V.406, F.414, G.415, R.430, R.431, T.432, A.433, I.435 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:T.432, A:A.433 Salt bridges: A:R.431 CMP.2: 9 residues within 4Å: Chain B: V.568, V.579, F.587, G.588, N.599, R.600, R.601, T.602, V.605 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:G.588, B:N.599, B:T.602 Salt bridges: B:R.601 CMP.3: 9 residues within 4Å: Chain C: V.396, V.406, F.414, G.415, R.430, R.431, T.432, A.433, I.435 5 PLIP interactions: 5 interactions with chain C Hydrogen bonds: C:G.415, C:E.416, C:T.432, C:A.433 Salt bridges: C:R.431 CMP.4: 10 residues within 4Å: Chain D: V.396, F.405, V.406, F.414, G.415, R.430, R.431, T.432, A.433, I.435 3 PLIP interactions: 3 interactions with chain D Hydrogen bonds: D:G.415, D:T.432 Salt bridges: D:R.431

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xue, J. et al., Structural mechanisms of assembly, permeation, gating, and pharmacology of native human rod CNG channel. Neuron (2022)

Release Date

2021-11-03

Peptides

cGMP-gated cation channel alpha-1: ACD
Cyclic nucleotide-gated cation channel beta-1: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

C
A

D
D

B
B

Membrane

We predict this structure to be a membrane protein.
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cGMP-gated cation channel alpha-1

Cyclic nucleotide-gated cation channel beta-1

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