SMTL ID : 6cdu.1 (1 other biounit)

Crystal structure of a chimeric human alpha1GABAA receptor in complex with alphaxalone

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.45 Å

Oligo State

homo-pentamer

Ligands

5 x EY4: (3a,5a)-3-Hydroxypregnane-11,20-dione(Non-covalent)

EY4.1: 7 residues within 4Å: Chain A: Q.220, V.221, W.224, R.304, P.308 Chain B: A.283, T.284 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:Q.220, A:V.221, A:W.224 Hydrogen bonds: A:R.304 EY4.2: 8 residues within 4Å: Chain A: A.283, T.284, Y.287 Chain E: Q.220, V.221, W.224, R.304, P.308 7 PLIP interactions: 5 interactions with chain E, 2 interactions with chain A Hydrophobic interactions: E:V.221, E:W.224, E:W.224, E:W.224, A:A.283, A:Y.287 Hydrogen bonds: E:R.304 EY4.3: 7 residues within 4Å: Chain B: I.217, Q.220, V.221, W.224, P.308 Chain C: A.283, T.284 7 PLIP interactions: 1 interactions with chain C, 6 interactions with chain B Hydrophobic interactions: C:A.283, B:V.221, B:W.224, B:W.224, B:W.224, B:P.308 Hydrogen bonds: B:R.304 EY4.4: 7 residues within 4Å: Chain C: I.217, Q.220, V.221, W.224, P.308 Chain D: A.283, T.284 8 PLIP interactions: 7 interactions with chain C, 1 interactions with chain D Hydrophobic interactions: C:I.217, C:V.221, C:W.224, C:W.224, C:W.224, C:W.224, C:P.308, D:A.283 EY4.5: 8 residues within 4Å: Chain D: I.217, Q.220, V.221, W.224, P.308 Chain E: A.283, T.284, Y.287 8 PLIP interactions: 2 interactions with chain E, 6 interactions with chain D Hydrophobic interactions: E:A.283, E:Y.287, D:I.217, D:V.221, D:W.224, D:W.224, D:W.224, D:P.308

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chen, Q. et al., Structural basis of neurosteroid anesthetic action on GABAAreceptors. Nat Commun (2018)

Release Date

2018-08-22

Peptides

chimeric alpha1GABAA receptor: ABCDE

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

Membrane

We predict this structure to be a membrane protein.
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chimeric alpha1GABAA receptor

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