SMTL ID : 9blr.1

Human SCNN1D-SCNN1B-SCNN1G ENaC trimer

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-mer

Ligands

3 x NAG- NAG- BMA: beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-BMA.1: 8 residues within 4Å: Chain B: I.153, E.155, P.161, V.163, K.190, F.205, R.206, N.207 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:P.161 Hydrogen bonds: B:E.155, B:E.155 NAG-NAG-BMA.3: 8 residues within 4Å: Chain B: D.114, N.141, F.142, S.143, I.144, I.226, Q.229, R.418 No protein-ligand interaction detected (PLIP) NAG-NAG-BMA.4: 7 residues within 4Å: Chain B: F.251, E.254, P.255, C.256, N.260, F.275, L.284 No protein-ligand interaction detected (PLIP)

1 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Non-covalent)

NAG-NAG.2: 10 residues within 4Å: Chain C: F.262, V.265, S.266, C.267, D.268, R.270, N.271, F.286, R.289, E.292 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:E.292

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

NAG.5: 5 residues within 4Å: Chain A: N.333, N.384, T.385, S.386, Y.387 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:N.384 Hydrogen bonds: A:T.385, A:Y.387 NAG.6: 7 residues within 4Å: Chain B: Q.352, T.362, V.363, N.364, S.447, C.448, N.449 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:V.363, B:V.363, B:N.449 NAG.7: 3 residues within 4Å: Chain B: V.363, N.364, S.366 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:N.364, B:S.366 NAG.8: 5 residues within 4Å: Chain B: W.277, M.279, D.376, Y.377, N.378 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:D.376, B:N.378 NAG.9: 4 residues within 4Å: Chain C: I.247, N.248, S.250, S.252 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:N.248 NAG.10: 4 residues within 4Å: Chain C: G.408, A.419, A.420, N.421 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:N.421

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Houser, A. et al., Structural insights into subunit-dependent functional regulation in epithelial sodium channels. Structure (2024)

Release Date

2024-11-27

Peptides

Isoform 1 of Amiloride-sensitive sodium channel subunit delta: A
Amiloride-sensitive sodium channel subunit beta: B
Amiloride-sensitive sodium channel subunit gamma: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Isoform 1 of Amiloride-sensitive sodium channel subunit delta

Amiloride-sensitive sodium channel subunit beta

Amiloride-sensitive sodium channel subunit gamma

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