SMTL ID : 7ty8.1

Cryo-EM structure of human Anion Exchanger 1 bound to Niflumic Acid

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY 3.18 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: 4 residues within 4Å: Chain A: R.432, N.433, N.642, A.645 No protein-ligand interaction detected (PLIP) NAG-NAG.2: 5 residues within 4Å: Chain B: R.432, N.433, N.642, S.644, A.645 No protein-ligand interaction detected (PLIP)

8 x CLR: CHOLESTEROL(Non-covalent)

CLR.3: 8 residues within 4Å: Chain A: I.410, V.604, F.608, P.611, I.614, L.615, V.618, I.783 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:I.410, A:V.604, A:F.608, A:F.608, A:F.608, A:F.608, A:F.608, A:P.611, A:I.614, A:L.615, A:V.618, A:I.783 CLR.4: 4 residues within 4Å: Chain A: I.449, F.638, W.648, V.768 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:I.449, A:V.768 CLR.7: 4 residues within 4Å: Chain A: W.831, H.834, I.841, I.842 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:H.834, A:I.841, A:I.842 CLR.8: 6 residues within 4Å: Chain A: Q.377, L.378, F.379, L.382, V.383, V.502 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:F.379, A:L.382, A:V.383, A:V.502 CLR.9: 8 residues within 4Å: Chain B: I.410, V.604, F.608, P.611, I.614, L.615, V.618, I.783 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:I.410, B:V.604, B:F.608, B:F.608, B:F.608, B:F.608, B:F.608, B:P.611, B:I.614, B:L.615, B:V.618, B:I.783 CLR.10: 4 residues within 4Å: Chain B: I.449, F.638, W.648, V.768 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:I.449, B:V.768 CLR.13: 5 residues within 4Å: Chain B: W.831, H.834, I.841, I.842, A.845 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:H.834, B:I.841, B:I.842, B:A.845 CLR.14: 4 residues within 4Å: Chain B: F.379, L.382, V.383, V.502 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:F.379, B:F.379, B:F.379, B:L.382, B:V.383, B:V.502, B:V.502

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

PC1.5: 19 residues within 4Å: Chain A: L.540, I.541, F.544, L.572, L.575, M.578, A.579, F.582, F.583, M.587, L.793 Chain B: V.576, G.580, F.583, F.584, M.617, I.624, Q.625 Ligands: PC1.11 19 PLIP interactions: 7 interactions with chain B, 12 interactions with chain A Hydrophobic interactions: B:V.576, B:F.583, B:F.583, B:F.583, B:F.583, B:F.583, B:F.584, A:I.541, A:F.544, A:L.575, A:L.575, A:L.575, A:A.579, A:F.582, A:F.582, A:F.582, A:F.583, A:F.583, A:L.793 PC1.11: 22 residues within 4Å: Chain A: V.576, A.579, G.580, F.583, F.584, M.587, M.617, V.620, I.624 Chain B: F.537, L.540, F.544, L.549, L.572, L.575, A.579, F.582, F.583, M.586, M.587, L.793 Ligands: PC1.5 12 PLIP interactions: 8 interactions with chain B, 4 interactions with chain A Hydrophobic interactions: B:F.537, B:L.575, B:F.582, B:F.582, B:F.582, B:F.583, B:M.586, B:L.793, A:F.583, A:F.583, A:F.583, A:F.584

2 x NFL: 2-{[3-(TRIFLUOROMETHYL)PHENYL]AMINO}NICOTINIC ACID(Non-covalent)

NFL.6: 13 residues within 4Å: Chain A: P.467, V.470, F.524, I.528, L.677, L.680, E.681, K.851, S.856, L.857, L.859, P.860, L.863 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:P.467, A:V.470, A:V.470, A:F.524, A:I.528, A:L.857, A:L.859 Hydrogen bonds: A:S.856 Salt bridges: A:K.851 NFL.12: 13 residues within 4Å: Chain B: P.467, V.470, F.524, I.528, I.531, L.677, L.680, E.681, K.851, S.856, L.859, P.860, L.863 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:P.467, B:V.470, B:V.470, B:F.524, B:I.528, B:I.528, B:L.859 Salt bridges: B:K.851

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

2023-08-16

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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