SMTL ID : 7ty7.1

Cryo-EM structure of human Anion Exchanger 1 bound to Bicarbonate

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY 3.37 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: 2 residues within 4Å: Chain B: R.432, N.642 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:R.432

2 x BCT: BICARBONATE ION(Non-functional Binders)

BCT.3: 5 residues within 4Å: Chain A: F.532, T.727, T.728, V.729, R.730 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.730 BCT.9: 5 residues within 4Å: Chain B: F.532, T.727, T.728, V.729, R.730 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:R.730

7 x CLR: CHOLESTEROL(Non-covalent)

CLR.4: 6 residues within 4Å: Chain A: I.410, F.608, P.611, I.614, L.615, V.618 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:I.410, A:F.608, A:F.608, A:F.608, A:P.611, A:I.614, A:L.615, A:L.615, A:V.618 CLR.5: 6 residues within 4Å: Chain A: I.442, I.449, F.638, W.648, G.771, L.772 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:I.442, A:I.449, A:F.638, A:F.638, A:L.772 CLR.6: 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: 5 residues within 4Å: Chain A: F.379, L.382, V.383, I.498, V.502 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:F.379, A:L.382, A:V.383, A:I.498, A:V.502 CLR.10: 6 residues within 4Å: Chain B: I.442, I.449, F.638, W.648, V.768, L.772 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:I.442, B:I.449, B:F.638, B:F.638, B:W.648, B:V.768, B:L.772 CLR.11: 8 residues within 4Å: Chain B: L.812, W.831, H.834, L.835, G.838, I.841, I.842, A.845 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:L.812, B:H.834, B:I.841, B:A.845 CLR.13: 5 residues within 4Å: Chain B: I.410, V.604, F.608, I.614, L.615 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:V.604, B:F.608, B:F.608, B:I.614, B:L.615

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

PC1.7: 14 residues within 4Å: Chain A: F.537, I.541, F.544, L.575, A.579, F.582, L.793 Chain B: V.576, G.580, F.583, F.623, I.624, Q.625 Ligands: PC1.12 14 PLIP interactions: 10 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:F.537, A:I.541, A:I.541, A:F.544, A:F.544, A:F.544, A:L.575, A:A.579, A:F.582, A:L.793, B:V.576, B:F.583, B:F.583, B:I.624 PC1.12: 13 residues within 4Å: Chain A: V.576, F.583, I.624, Q.625 Chain B: I.541, F.544, P.548, L.549, L.575, F.582, F.583, L.793 Ligands: PC1.7 9 PLIP interactions: 7 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:I.541, B:F.544, B:F.544, B:L.575, B:F.582, B:F.583, B:L.793, A:F.583, A:F.583

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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