SMTL ID : 9jd5.1

Cryo-EM structure of human TauT in presence of Taurocyamine, determined in an inward-facing occluded conformation

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

monomer

Ligands

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

NAG.1: 2 residues within 4Å: Chain A: N.163, H.164 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.163 NAG.2: 3 residues within 4Å: Chain A: M.176, N.179, S.181 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.179, A:S.181 NAG.3: 3 residues within 4Å: Chain A: S.187, T.189, N.190 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:T.189

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

NA.4: 5 residues within 4Å: Chain A: G.56, V.59, L.398, D.401, S.402 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.401, A:S.402 NA.5: 5 residues within 4Å: Chain A: F.58, N.63, S.301, N.333 Ligands: 3S5.10 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:F.58, A:N.63, A:N.333

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

CL.6: 4 residues within 4Å: Chain A: Y.83, Q.297, S.301, S.337 Ligand excluded by PLIP

3 x Y01: CHOLESTEROL HEMISUCCINATE(Non-covalent)

Y01.7: 8 residues within 4Å: Chain A: Y.125, S.552, C.556, L.559, I.563, R.564, Q.567 Ligands: Y01.8 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:Y.125, A:Y.125, A:L.559, A:I.563 Hydrogen bonds: A:Q.567 Salt bridges: A:R.564 Y01.8: 5 residues within 4Å: Chain A: V.128, V.129, Y.418 Ligands: Y01.7, Y01.9 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:V.128, A:V.129, A:Y.418 Hydrogen bonds: A:Y.418 Y01.9: 10 residues within 4Å: Chain A: V.136, Q.410, Y.418, F.421, F.431, F.434, I.438, S.439, L.442 Ligands: Y01.8 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:V.136, A:Y.418, A:F.421, A:F.431, A:F.431, A:F.434, A:L.442

1 x 3S5: Taurocyamine(Non-covalent)

3S5.10: 16 residues within 4Å: Chain A: G.57, F.58, V.59, G.60, L.61, G.62, N.63, L.134, Y.138, F.300, S.301, A.303, L.306, S.402, E.406 Ligands: NA.5 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:G.60, A:G.62, A:N.63, A:Y.138, A:S.402 Salt bridges: A:E.406 pi-Cation interactions: A:F.300

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chao, Y. et al., Transport and inhibition mechanism for human TauT-mediated taurine uptake. Cell Res. (2025)

Release Date

2025-03-19

Peptides

Sodium- and chloride-dependent taurine transporter: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Membrane

We predict this structure to be a membrane protein.
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Sodium- and chloride-dependent taurine transporter

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