SMTL ID : 8qa3.1

Cryo-EM structure of Cx26 solubilised in LMNG: classification on subunit A; NFlex conformation

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-12-mer

Ligands

12 x PTY: PHOSPHATIDYLETHANOLAMINE(Non-covalent)

PTY.1: 8 residues within 4Å: Chain A: M.163, T.186, T.189, V.190, F.194 Chain B: P.70, V.153, M.157 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:F.194, B:V.153 Hydrogen bonds: A:T.189 PTY.2: 3 residues within 4Å: Chain A: L.81, S.85 Chain F: V.38 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain F Hydrophobic interactions: A:L.81, F:V.38, F:V.38 PTY.3: 7 residues within 4Å: Chain B: M.163, R.165, P.185, T.186, V.190, V.193 Chain C: M.157 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:V.190, B:V.193 Hydrogen bonds: B:M.163, B:R.165 Salt bridges: B:R.165 PTY.4: 2 residues within 4Å: Chain A: V.38 Chain B: L.81 2 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:V.38, B:L.81 PTY.5: 6 residues within 4Å: Chain C: T.186, V.190, F.194 Chain D: P.70, L.76, M.157 5 PLIP interactions: 4 interactions with chain C, 1 interactions with chain D Hydrophobic interactions: C:F.194, D:L.76 Hydrogen bonds: C:T.186 Water bridges: C:R.165, C:R.165 PTY.6: 2 residues within 4Å: Chain B: V.38 Chain C: S.85 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:V.38, B:V.38 PTY.7: 7 residues within 4Å: Chain D: T.186, T.189, V.190, F.194 Chain E: P.70, L.79, M.157 6 PLIP interactions: 5 interactions with chain D, 1 interactions with chain E Hydrophobic interactions: D:T.189, D:V.190, D:F.194, E:L.79 Hydrogen bonds: D:T.189 Water bridges: D:R.165 PTY.8: 4 residues within 4Å: Chain C: V.38 Chain D: L.81, I.82, S.85 3 PLIP interactions: 2 interactions with chain D, 1 interactions with chain C Hydrophobic interactions: D:L.81, D:I.82, C:V.38 PTY.9: 7 residues within 4Å: Chain E: R.165, T.186, T.189, V.190 Chain F: D.66, P.70, M.157 4 PLIP interactions: 4 interactions with chain E Hydrophobic interactions: E:T.189, E:V.190 Hydrogen bonds: E:M.163 Water bridges: E:T.186 PTY.10: 5 residues within 4Å: Chain D: M.34, V.38 Chain E: L.36, I.82, S.85 2 PLIP interactions: 1 interactions with chain E, 1 interactions with chain D Hydrophobic interactions: E:L.36, D:V.38 PTY.11: 6 residues within 4Å: Chain A: M.157 Chain F: M.163, R.165, T.186, V.190, V.193 4 PLIP interactions: 4 interactions with chain F Hydrophobic interactions: F:V.193 Hydrogen bonds: F:R.165 Water bridges: F:R.165 Salt bridges: F:R.165 PTY.12: 4 residues within 4Å: Chain E: V.38 Chain F: V.37, L.81, S.85 4 PLIP interactions: 2 interactions with chain F, 2 interactions with chain E Hydrophobic interactions: F:V.37, F:L.81, E:V.38, E:V.38

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Brotherton, D.H. et al., Structures of wild-type and a constitutively closed mutant of connexin26 shed light on channel regulation by CO 2. Elife (2024)

Release Date

2024-06-12

Peptides

Gap junction beta-2 protein: ABCDEFGHIJKL

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

F
F

G
G

H
H

I
I

J
J

K
K

L
L

Membrane

We predict this structure to be a membrane protein.
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Gap junction beta-2 protein

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