SMTL ID : 8ys8.1

The Cyro-EM Structure of human SLC26A3 with non-specific inhibitor Tenidap

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

2 x I2U: 5-chloranyl-2-oxidanyl-3-thiophen-2-ylcarbonyl-indole-1-carboxamide(Non-covalent)

I2U.1: 13 residues within 4Å: Chain A: V.86, L.89, Q.90, A.93, F.94, P.131, E.293, S.398, V.402, L.440, L.443, A.444, N.447 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:L.89, A:Q.90, A:P.131, A:E.293, A:L.443, A:L.443, A:N.447 Hydrogen bonds: A:Q.90, A:S.398, A:N.447 pi-Stacking: A:F.94 I2U.6: 13 residues within 4Å: Chain B: V.86, L.89, Q.90, A.93, F.94, P.131, E.293, S.398, V.402, L.440, L.443, A.444, N.447 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:L.89, B:Q.90, B:P.131, B:E.293, B:L.443, B:L.443, B:N.447 Hydrogen bonds: B:Q.90, B:S.398, B:N.447 pi-Stacking: B:F.94

8 x Y01: CHOLESTEROL HEMISUCCINATE(Non-covalent)

Y01.2: 9 residues within 4Å: Chain A: P.240, V.241, K.245, I.477, F.478, V.481, L.482 Ligands: Y01.3, Y01.8 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:P.240, A:V.241, A:I.477, A:L.482 Salt bridges: A:K.245 Y01.3: 5 residues within 4Å: Chain A: V.241, F.244, K.245, Y.248 Ligands: Y01.2 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:V.241, A:F.244, A:F.244, A:K.245, A:Y.248 Y01.4: 5 residues within 4Å: Chain A: Q.337, V.340, F.344 Ligands: Y01.5, Y01.9 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:Q.337, A:V.340, A:V.340, A:F.344 Y01.5: 9 residues within 4Å: Chain A: L.185, I.188, F.193, L.196, V.333, F.336, Q.337, V.340 Ligands: Y01.4 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:L.185, A:I.188, A:F.193, A:L.196, A:F.336, A:V.340 Y01.7: 9 residues within 4Å: Chain B: L.185, I.188, F.193, L.196, V.333, F.336, Q.337, V.340 Ligands: Y01.8 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:L.185, B:I.188, B:F.193, B:L.196, B:F.336, B:V.340 Y01.8: 5 residues within 4Å: Chain B: Q.337, V.340, F.344 Ligands: Y01.2, Y01.7 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:Q.337, B:V.340, B:V.340, B:F.344 Hydrogen bonds: B:Q.337 Y01.9: 9 residues within 4Å: Chain B: P.240, V.241, K.245, I.477, F.478, V.481, L.482 Ligands: Y01.4, Y01.10 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:P.240, B:I.477, B:F.478, B:L.482 Salt bridges: B:K.245 Y01.10: 5 residues within 4Å: Chain B: V.241, F.244, K.245, Y.248 Ligands: Y01.9 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:V.241, B:F.244, B:F.244, B:K.245, B:Y.248

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Feng, J.R. et al., Structural Insights into the Inhibition Mechanism of Human DRA. To Be Published

Release Date

2025-09-24

Peptides

Chloride anion exchanger: 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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Chloride anion exchanger

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