SMTL ID : 9dyn.1

BEST2 + PABA open state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-pentamer

Ligands

5 x CA: CALCIUM ION(Non-covalent)

CA.1: 7 residues within 4Å: Chain A: E.292, Q.293, N.296, D.301, D.304 Chain B: V.9, A.10 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Metal complexes: A:Q.293, A:N.296, A:D.301, B:A.10 CA.4: 7 residues within 4Å: Chain B: E.292, Q.293, N.296, D.301, D.304 Chain C: V.9, A.10 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain C Metal complexes: B:Q.293, B:N.296, B:D.301, C:A.10 CA.6: 7 residues within 4Å: Chain C: E.292, Q.293, N.296, D.301, D.304 Chain E: V.9, A.10 4 PLIP interactions: 3 interactions with chain C, 1 interactions with chain E Metal complexes: C:Q.293, C:N.296, C:D.301, E:A.10 CA.8: 7 residues within 4Å: Chain A: V.9, A.10 Chain D: E.292, Q.293, N.296, D.301, D.304 4 PLIP interactions: 3 interactions with chain D, 1 interactions with chain A Metal complexes: D:Q.293, D:N.296, D:D.301, A:A.10 CA.10: 7 residues within 4Å: Chain D: V.9, A.10 Chain E: E.292, Q.293, N.296, D.301, D.304 4 PLIP interactions: 3 interactions with chain E, 1 interactions with chain D Metal complexes: E:Q.293, E:N.296, E:D.301, D:A.10

5 x PAB: 4-AMINOBENZOIC ACID(Non-covalent)

PAB.2: 14 residues within 4Å: Chain A: Y.43, D.70, R.255, Q.256, F.257, D.266, H.267, P.274, I.275, F.276, T.277 Chain D: Y.68, Y.72, L.75 7 PLIP interactions: 2 interactions with chain D, 5 interactions with chain A Hydrogen bonds: D:Y.68, A:Q.256, A:F.276, A:T.277 pi-Stacking: D:Y.72 Hydrophobic interactions: A:F.257, A:F.257 PAB.5: 14 residues within 4Å: Chain A: Y.68, Y.72, L.75 Chain B: Y.43, D.70, R.255, Q.256, F.257, D.266, H.267, P.274, I.275, F.276, T.277 7 PLIP interactions: 2 interactions with chain A, 5 interactions with chain B Hydrogen bonds: A:Y.68, B:Q.256, B:F.276, B:T.277 pi-Stacking: A:Y.72 Hydrophobic interactions: B:F.257, B:F.257 PAB.7: 14 residues within 4Å: Chain B: Y.68, Y.72, L.75 Chain C: Y.43, D.70, R.255, Q.256, F.257, D.266, H.267, P.274, I.275, F.276, T.277 7 PLIP interactions: 5 interactions with chain C, 2 interactions with chain B Hydrophobic interactions: C:F.257, C:F.257 Hydrogen bonds: C:Q.256, C:F.276, C:T.277, B:Y.68 pi-Stacking: B:Y.72 PAB.9: 14 residues within 4Å: Chain D: Y.43, D.70, R.255, Q.256, F.257, D.266, H.267, P.274, I.275, F.276, T.277 Chain E: Y.68, Y.72, L.75 7 PLIP interactions: 5 interactions with chain D, 2 interactions with chain E Hydrophobic interactions: D:F.257, D:F.257 Hydrogen bonds: D:Q.256, D:F.276, D:T.277, E:Y.68 pi-Stacking: E:Y.72 PAB.11: 14 residues within 4Å: Chain C: Y.68, Y.72, L.75 Chain E: Y.43, D.70, R.255, Q.256, F.257, D.266, H.267, P.274, I.275, F.276, T.277 7 PLIP interactions: 2 interactions with chain C, 5 interactions with chain E Hydrogen bonds: C:Y.68, E:Q.256, E:F.276, E:T.277 pi-Stacking: C:Y.72 Hydrophobic interactions: E:F.257, E:F.257

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

CL.3: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Owji, A.P. et al., Neurotransmitter-bound bestrophin channel structures reveal small molecule drug targeting sites for disease treatment. Nat Commun (2024)

Release Date

2025-01-08

Peptides

Bestrophin-2a: ABCDE

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
E

C
D

D
B

E
C

Membrane

We predict this structure to be a membrane protein.
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Bestrophin-2a

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