SMTL ID : 7rtm.1

Cryo-EM Structure of the Sodium-driven Chloride/Bicarbonate Exchanger NDCBE (SLC4A8)

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

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

NAG-NAG-NAG.1: 3 residues within 4Å: Chain A: N.196, L.199, Q.200 No protein-ligand interaction detected (PLIP) NAG-NAG-NAG.2: 1 residues within 4Å: Chain B: N.196 No protein-ligand interaction detected (PLIP)

2 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Non-functional Binders)(Non-covalent)

NAG.3: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) NAG.6: 1 residues within 4Å: Chain B: N.216 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.216

2 x NA: SODIUM ION(Non-functional Binders)

NA.4: 5 residues within 4Å: Chain A: D.350, T.354, A.395, A.396 Ligands: CO3.5 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:T.354, A:T.354 NA.7: 4 residues within 4Å: Chain B: T.88, D.350, A.395 Ligands: CO3.8 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:D.350

2 x CO3: CARBONATE ION(Non-functional Binders)

CO3.5: 6 residues within 4Å: Chain A: T.88, I.151, A.395, A.396, T.397 Ligands: NA.4 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:A.395 CO3.8: 4 residues within 4Å: Chain B: S.87, T.88, I.151 Ligands: NA.7 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:T.88, B:T.88

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wang, W. et al., Cryo-EM structure of the sodium-driven chloride/bicarbonate exchanger NDCBE. Nat Commun (2021)

Release Date

2021-09-29

Peptides

Electroneutral sodium bicarbonate exchanger 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Membrane

We predict this structure to be a membrane protein.
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Electroneutral sodium bicarbonate exchanger 1