SMTL ID : 2qts.1 (1 other biounit)

Structure of an acid-sensing ion channel 1 at 1.9 A resolution and low pH

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-trimer

Ligands

3 x GLC- GLC: alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose(Non-covalent)

GLC-GLC.1: 11 residues within 4Å: Chain A: R.40, G.407, D.408, G.411, Q.412 Chain B: V.36, R.40, D.408, Q.412 Chain C: G.411, L.415 6 PLIP interactions: 3 interactions with chain B, 3 interactions with chain A Hydrogen bonds: B:D.408, B:Q.412, A:D.408, A:D.408 Water bridges: B:N.39, A:Q.412 GLC-GLC.2: 7 residues within 4Å: Chain A: E.401, A.403, G.404 Chain B: N.39, R.40, Q.42, Y.43 6 PLIP interactions: 4 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:N.39, B:N.39, B:R.40, A:E.401 Water bridges: B:N.39, A:G.404 GLC-GLC.3: 6 residues within 4Å: Chain B: A.403, G.407 Chain C: V.36, N.39, R.40, Y.43 No protein-ligand interaction detected (PLIP)

6 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.4: 4 residues within 4Å: Chain A: D.229, R.255, I.257, N.342 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:S.227, A:D.229, A:N.342 Water bridges: A:R.255, A:T.344, A:T.344 NAG.5: 1 residues within 4Å: Chain A: N.369 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.369 NAG.7: 5 residues within 4Å: Chain B: S.227, D.229, R.255, I.257, N.342 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:I.257 Hydrogen bonds: B:S.227, B:D.229, B:N.342 Water bridges: B:R.255, B:T.344 NAG.8: 1 residues within 4Å: Chain B: N.369 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:N.369 Water bridges: B:N.369, B:N.369 NAG.10: 2 residues within 4Å: Chain C: T.269, N.342 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:T.269, C:T.269 NAG.11: 1 residues within 4Å: Chain C: N.369 1 PLIP interactions: 1 interactions with chain C Water bridges: C:N.369

3 x CL: CHLORIDE ION(Non-functional Binders)

CL.6: 4 residues within 4Å: Chain A: R.285, E.289, L.327 Chain C: K.187 Ligand excluded by PLIP CL.9: 4 residues within 4Å: Chain A: K.187 Chain B: R.285, E.289, L.327 Ligand excluded by PLIP CL.12: 4 residues within 4Å: Chain B: K.187 Chain C: R.285, E.289, L.327 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Jasti, J. et al., Structure of acid-sensing ion channel 1 at 1.9A resolution and low pH. Nature (2007)

Release Date

2007-09-25

Peptides

Acid-sensing ion channel: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Membrane

We predict this structure to be a membrane protein.
Show / Hide

Acid-sensing ion channel

Related Entries With Identical Sequence