SMTL ID : 7rk6.1

Aplysia Slo1 with Barium

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-tetramer

Ligands

8 x BA: BARIUM ION(Non-covalent)

BA.1: 3 residues within 4Å: Chain A: G.523, E.525, E.591 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:G.523, A:E.525, A:E.591 BA.2: 4 residues within 4Å: Chain A: Q.899, D.902, D.905 Chain B: N.438 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:Q.899, A:D.902, A:D.905, A:D.905, H2O.1 BA.10: 3 residues within 4Å: Chain B: G.523, E.525, E.591 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:G.523, B:E.525, B:E.591 BA.11: 4 residues within 4Å: Chain B: Q.899, D.902, D.905 Chain C: N.438 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:Q.899, B:D.902, B:D.905, B:D.905, H2O.1 BA.16: 3 residues within 4Å: Chain C: G.523, E.525, E.591 3 PLIP interactions: 3 interactions with chain C Metal complexes: C:G.523, C:E.525, C:E.591 BA.17: 4 residues within 4Å: Chain C: Q.899, D.902, D.905 Chain D: N.438 5 PLIP interactions: 4 interactions with chain C, 1 Ligand-Water interactions Metal complexes: C:Q.899, C:D.902, C:D.905, C:D.905, H2O.1 BA.22: 3 residues within 4Å: Chain D: G.523, E.525, E.591 3 PLIP interactions: 3 interactions with chain D Metal complexes: D:G.523, D:E.525, D:E.591 BA.23: 4 residues within 4Å: Chain A: N.438 Chain D: Q.899, D.902, D.905 5 PLIP interactions: 4 interactions with chain D, 1 Ligand-Water interactions Metal complexes: D:Q.899, D:D.902, D:D.905, D:D.905, H2O.1

16 x PGW: (1R)-2-{[(S)-{[(2S)-2,3-dihydroxypropyl]oxy}(hydroxy)phosphoryl]oxy}-1-[(hexadecanoyloxy)methyl]ethyl (9Z)-octadec-9-enoate(Non-covalent)

PGW.3: 3 residues within 4Å: Chain A: W.264 Chain B: V.287 Ligands: PGW.6 4 PLIP interactions: 1 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:V.287, A:W.264, A:W.264, A:W.264 PGW.4: 5 residues within 4Å: Chain A: W.16, L.20, W.192, S.248, F.255 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:W.16, A:L.20, A:W.192, A:F.255 PGW.5: 2 residues within 4Å: Chain A: S.122, W.264 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:W.264 PGW.6: 9 residues within 4Å: Chain A: T.262, W.264, E.265, L.267 Chain B: F.253, V.287, R.290, T.291 Ligands: PGW.3 8 PLIP interactions: 5 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:E.265, A:L.267, B:V.287, B:R.290, B:T.291 Hydrogen bonds: A:T.262, A:E.265, A:E.265 PGW.12: 3 residues within 4Å: Chain B: W.264 Chain C: V.287 Ligands: PGW.15 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain C Hydrophobic interactions: B:W.264, B:W.264, B:W.264, C:V.287 PGW.13: 5 residues within 4Å: Chain B: W.16, L.20, W.192, S.248, F.255 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:W.16, B:L.20, B:W.192, B:F.255 PGW.14: 2 residues within 4Å: Chain B: S.122, W.264 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:W.264 PGW.15: 9 residues within 4Å: Chain B: T.262, W.264, E.265, L.267 Chain C: F.253, V.287, R.290, T.291 Ligands: PGW.12 8 PLIP interactions: 3 interactions with chain C, 5 interactions with chain B Hydrophobic interactions: C:V.287, C:R.290, C:T.291, B:E.265, B:L.267 Hydrogen bonds: B:T.262, B:E.265, B:E.265 PGW.18: 3 residues within 4Å: Chain C: W.264 Chain D: V.287 Ligands: PGW.21 4 PLIP interactions: 3 interactions with chain C, 1 interactions with chain D Hydrophobic interactions: C:W.264, C:W.264, C:W.264, D:V.287 PGW.19: 5 residues within 4Å: Chain C: W.16, L.20, W.192, S.248, F.255 4 PLIP interactions: 4 interactions with chain C Hydrophobic interactions: C:W.16, C:L.20, C:W.192, C:F.255 PGW.20: 2 residues within 4Å: Chain C: S.122, W.264 1 PLIP interactions: 1 interactions with chain C Hydrophobic interactions: C:W.264 PGW.21: 9 residues within 4Å: Chain C: T.262, W.264, E.265, L.267 Chain D: F.253, V.287, R.290, T.291 Ligands: PGW.18 8 PLIP interactions: 3 interactions with chain D, 5 interactions with chain C Hydrophobic interactions: D:V.287, D:R.290, D:T.291, C:E.265, C:L.267 Hydrogen bonds: C:T.262, C:E.265, C:E.265 PGW.24: 3 residues within 4Å: Chain A: V.287 Chain D: W.264 Ligands: PGW.27 4 PLIP interactions: 1 interactions with chain A, 3 interactions with chain D Hydrophobic interactions: A:V.287, D:W.264, D:W.264, D:W.264 PGW.25: 5 residues within 4Å: Chain D: W.16, L.20, W.192, S.248, F.255 4 PLIP interactions: 4 interactions with chain D Hydrophobic interactions: D:W.16, D:L.20, D:W.192, D:F.255 PGW.26: 2 residues within 4Å: Chain D: S.122, W.264 1 PLIP interactions: 1 interactions with chain D Hydrophobic interactions: D:W.264 PGW.27: 9 residues within 4Å: Chain A: F.253, V.287, R.290, T.291 Chain D: T.262, W.264, E.265, L.267 Ligands: PGW.24 8 PLIP interactions: 3 interactions with chain A, 5 interactions with chain D Hydrophobic interactions: A:V.287, A:R.290, A:T.291, D:E.265, D:L.267 Hydrogen bonds: D:T.262, D:E.265, D:E.265

3 x K: POTASSIUM ION(Non-covalent)

K.7: 8 residues within 4Å: Chain A: V.277, G.278 Chain B: V.277, G.278 Chain C: V.277, G.278 Chain D: V.277, G.278 4 PLIP interactions: 1 interactions with chain C, 1 interactions with chain D, 1 interactions with chain B, 1 interactions with chain A Metal complexes: C:G.278, D:G.278, B:G.278, A:G.278 K.8: 9 residues within 4Å: Chain A: T.276, V.277 Chain B: T.276, V.277 Chain C: T.276, V.277 Chain D: T.276, V.277 Ligands: K.9 5 PLIP interactions: 2 interactions with chain B, 1 interactions with chain C, 1 interactions with chain A, 1 interactions with chain D Metal complexes: B:T.276, B:V.277, C:T.276, A:T.276, D:T.276 K.9: 5 residues within 4Å: Chain A: T.276 Chain B: T.276 Chain C: T.276 Chain D: T.276 Ligands: K.8 5 PLIP interactions: 2 interactions with chain B, 1 interactions with chain C, 1 interactions with chain D, 1 interactions with chain A Metal complexes: B:T.276, B:T.276, C:T.276, D:T.276, A:T.276

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhu, J. et al., CryoEM structure of Aplysia Slo1 with 0 mM Ba2+ at 2.91 A. To Be Published

Release Date

2022-06-22

Peptides

BK channel: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Membrane

We predict this structure to be a membrane protein.
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BK channel

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