SMTL ID : 3f3a.2 (1 other biounit)

Crystal Structure of LeuT bound to L-Tryptophan and Sodium

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

4 x TRP: TRYPTOPHAN(Non-covalent)

TRP.1: 15 residues within 4Å: Chain A: A.22, G.24, L.25, G.26, N.27, V.104, Y.108, F.253, T.254, S.256, F.259, S.355, I.359 Ligands: C14.11, NA.14 18 PLIP interactions: 17 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:V.104, A:Y.108, A:Y.108, A:F.253, A:F.259, A:I.359, A:I.359 Hydrogen bonds: A:A.22, A:G.24, A:G.26, A:N.27, A:T.254, A:T.254, A:S.256, W.1 Water bridges: A:L.25, A:S.256 pi-Stacking: A:F.259 TRP.2: 10 residues within 4Å: Chain A: R.30, G.249, F.253, F.259, D.404, G.408, T.409, V.412 Ligands: C14.11, BOG.12 9 PLIP interactions: 8 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:F.253, A:F.253, A:F.253, A:V.412 Hydrogen bonds: A:D.404, A:G.408, A:T.409, W.2 Salt bridges: A:R.30 TRP.3: 7 residues within 4Å: Chain A: R.11, R.270, D.272, Q.273, D.274, G.439, I.441 8 PLIP interactions: 7 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:Q.273 Hydrogen bonds: A:D.274, A:G.439, A:G.439, W.3 Water bridges: A:D.272, A:D.272 Salt bridges: A:R.11 TRP.4: 7 residues within 4Å: Chain A: L.141, F.306, N.310, A.313, I.314, A.317, N.321 6 PLIP interactions: 6 interactions with chain A, Hydrophobic interactions: A:L.141, A:N.310, A:I.314, A:A.317 Hydrogen bonds: A:N.321 pi-Stacking: A:F.306

7 x BOG: octyl beta-D-glucopyranoside(Non-covalent)

BOG.5: 7 residues within 4Å: Chain A: I.120, K.121, V.124, L.126, F.147, F.167 Ligands: BOG.6 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:I.120, A:K.121, A:V.124, A:L.126, A:F.167 Hydrogen bonds: A:K.121, A:L.126 Water bridges: A:S.165 Salt bridges: A:K.121 BOG.6: 5 residues within 4Å: Chain A: L.166, F.167, I.170, I.174 Ligands: BOG.5 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:F.167, A:F.167, A:I.170, A:I.174 BOG.7: 8 residues within 4Å: Chain A: K.163, P.164, S.165, L.166, Y.169, H.391, F.395 Ligands: BOG.8 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:P.164 Salt bridges: A:K.163 BOG.8: 5 residues within 4Å: Chain A: K.163, H.391, F.395 Ligands: BOG.7, BOG.9 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:F.395, A:F.395, A:F.395 Hydrogen bonds: A:K.163, A:K.163 Salt bridges: A:K.163 BOG.9: 5 residues within 4Å: Chain A: I.161, L.392, F.395, L.396 Ligands: BOG.8 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:I.161, A:I.161, A:L.392, A:L.396 BOG.10: 8 residues within 4Å: Chain A: F.208, R.212, L.215, L.216, E.217, A.335, G.336, L.340 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:F.208, A:R.212, A:L.340 Hydrogen bonds: A:R.212, A:R.212, A:E.217, A:E.217 Water bridges: A:E.217, A:A.335 Salt bridges: A:R.212 BOG.12: 10 residues within 4Å: Chain A: R.30, D.404, F.405, T.409, I.410, V.413, L.463, L.464, W.467 Ligands: TRP.2 16 PLIP interactions: 13 interactions with chain A, 3 Ligand-Ligand interactions Hydrophobic interactions: A:V.413, A:V.413, A:L.463, A:L.463, A:L.464, A:W.467, A:W.467, A:W.467, W.2 Hydrogen bonds: A:R.30, W.2, W.2 Water bridges: A:Q.34, A:Q.34, A:D.404 Salt bridges: A:R.30

1 x C14: TETRADECANE(Non-covalent)

C14.11: 9 residues within 4Å: Chain A: L.25, V.104, Y.108, W.114, F.253, F.320, D.404 Ligands: TRP.1, TRP.2 8 PLIP interactions: 6 interactions with chain A, 2 Ligand-Ligand interactions Hydrophobic interactions: A:L.25, A:V.104, A:Y.108, A:W.114, A:F.253, A:F.320, W.1, W.2

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

NA.13: 5 residues within 4Å: Chain A: G.20, V.23, A.351, T.354, S.355 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:T.354, A:T.354 NA.14: 7 residues within 4Å: Chain A: A.22, V.23, G.24, N.27, T.254, N.286 Ligands: TRP.1 6 PLIP interactions: 4 interactions with chain A, 2 Ligand-Ligand interactions Hydrogen bonds: A:G.24, A:N.27, A:T.254, A:N.286, W.1, W.1

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Singh, S.K. et al., A competitive inhibitor traps LeuT in an open-to-out conformation. Science (2008)

Release Date

2008-12-23

Peptides

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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Transporter

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