SMTL ID : 8t6v.1

Cryo-EM structure of human Anion Exchanger 1 bound to 4,4'-Diisothiocyanatostilbene-2,2'-Disulfonic Acid (DIDS)

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY 2.95 Å

Oligo State

homo-dimer

Ligands

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

NAG-NAG.1: 5 residues within 4Å: Chain A: R.64, N.65, N.274, S.276, A.277 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.64 NAG-NAG.2: 5 residues within 4Å: Chain B: R.64, N.65, N.274, S.276, A.277 No protein-ligand interaction detected (PLIP)

2 x 4DS: 4,4'-Diisothiocyano-2,2'-stilbenedisulfonic acid(Covalent)

4DS.3: 13 residues within 4Å: Chain A: T.54, F.55, G.98, P.99, L.159, I.160, I.163, F.164, E.167, K.171, K.483, L.491, L.495 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:P.99, A:I.160, A:I.163, A:E.167, A:E.167 Hydrogen bonds: A:E.167, A:K.171 Water bridges: A:K.483, A:K.483 Salt bridges: A:K.483 pi-Stacking: A:F.55 4DS.9: 13 residues within 4Å: Chain B: T.54, F.55, G.98, P.99, L.159, I.160, I.163, F.164, E.167, K.171, K.483, L.491, L.495 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:P.99, B:I.160, B:I.163, B:E.167, B:E.167 Hydrogen bonds: B:E.167, B:K.171 Water bridges: B:K.483, B:K.483 Salt bridges: B:K.483 pi-Stacking: B:F.55

6 x CLR: CHOLESTEROL(Non-covalent)

CLR.4: 8 residues within 4Å: Chain A: I.42, V.236, F.240, P.243, I.244, I.246, L.247, V.250 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:I.42, A:V.236, A:F.240, A:F.240, A:F.240, A:F.240, A:I.244, A:I.246, A:L.247, A:V.250 CLR.6: 3 residues within 4Å: Chain A: F.11, L.14, V.134 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:F.11, A:L.14, A:V.134 CLR.7: 4 residues within 4Å: Chain A: F.270, W.280, V.400, L.404 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:F.270, A:F.270, A:W.280, A:V.400, A:L.404 CLR.10: 8 residues within 4Å: Chain B: I.42, V.236, F.240, P.243, I.244, I.246, L.247, V.250 10 PLIP interactions: 10 interactions with chain B Hydrophobic interactions: B:I.42, B:V.236, B:F.240, B:F.240, B:F.240, B:F.240, B:I.244, B:I.246, B:L.247, B:V.250 CLR.12: 3 residues within 4Å: Chain B: F.11, L.14, V.134 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:F.11, B:L.14, B:V.134 CLR.13: 3 residues within 4Å: Chain B: I.74, W.280, L.404 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:I.74, B:I.74, B:W.280, B:W.280, B:L.404

2 x Y01: CHOLESTEROL HEMISUCCINATE(Non-covalent)

Y01.5: 5 residues within 4Å: Chain A: W.463, L.467, G.470, I.473, I.474 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:L.467, A:I.473, A:I.473, A:I.474 Y01.11: 5 residues within 4Å: Chain B: W.463, L.467, G.470, I.473, I.474 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:W.463, B:L.467, B:I.473, B:I.474

2 x PC1: 1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE(Non-covalent)

PC1.8: 11 residues within 4Å: Chain A: F.169, F.176, L.181, F.214, F.215, L.425 Chain B: V.208, A.211, F.215, I.256 Ligands: PC1.14 8 PLIP interactions: 3 interactions with chain B, 5 interactions with chain A Hydrophobic interactions: B:V.208, B:F.215, B:F.215, A:F.169, A:F.214, A:F.214, A:F.215, A:L.425 PC1.14: 13 residues within 4Å: Chain A: V.208, F.215, I.256 Chain B: F.169, L.172, F.176, L.181, L.207, A.211, F.214, F.215, L.425 Ligands: PC1.8 12 PLIP interactions: 9 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:L.172, B:F.176, B:L.207, B:L.207, B:F.214, B:F.214, B:F.215, B:L.425, A:V.208, A:F.215, A:F.215 Hydrogen bonds: B:L.181

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Capper, M.J. et al., Substrate binding and inhibition of the anion exchanger 1 transporter. Nat.Struct.Mol.Biol. (2023)

Release Date

2023-09-13

Peptides

Band 3 anion transport protein: 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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Band 3 anion transport protein

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