6d6u

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Human GABA-A receptor alpha1-beta2-gamma2 subtype in complex with GABA and flumazenil, conformation AHuman GABA-A receptor alpha1-beta2-gamma2 subtype in complex with GABA and flumazenil, conformation A

Structural highlights

6d6u is a 9 chain structure with sequence from [1] and Mus musculus. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Ligands:, , , , ,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Disease

[GBRG2_HUMAN] Childhood absence epilepsy;Dravet syndrome;Generalized epilepsy with febrile seizures-plus. Disease susceptibility is associated with variations affecting the gene represented in this entry. The disease is caused by mutations affecting the gene represented in this entry. The disease is caused by mutations affecting the gene represented in this entry. [GBRA1_HUMAN] Juvenile myoclonic epilepsy;Childhood absence epilepsy;Dravet syndrome. Disease susceptibility is associated with variations affecting the gene represented in this entry. Disease susceptibility is associated with variations affecting the gene represented in this entry. Disease susceptibility is associated with variations affecting the gene represented in this entry. The disease is caused by mutations affecting the gene represented in this entry.

Function

[GBRG2_HUMAN] Component of the heteropentameric receptor for GABA, the major inhibitory neurotransmitter in the vertebrate brain. Functions also as histamine receptor and mediates cellular responses to histamine. Functions as receptor for diazepines and various anesthetics, such as pentobarbital; these are bound at a separate allosteric effector binding site. Functions as ligand-gated chloride channel.[1] [GBRA1_HUMAN] Component of the heteropentameric receptor for GABA, the major inhibitory neurotransmitter in the vertebrate brain. Functions also as histamine receptor and mediates cellular responses to histamine. Functions as receptor for diazepines and various anesthetics, such as pentobarbital; these are bound at a separate allosteric effector binding site. Functions as ligand-gated chloride channel (By similarity). [GBRB2_HUMAN] Component of the heteropentameric receptor for GABA, the major inhibitory neurotransmitter in the vertebrate brain. Functions also as histamine receptor and mediates cellular responses to histamine. Functions as receptor for diazepines and various anesthetics, such as pentobarbital; these are bound at a separate allosteric effector binding site. Functions as ligand-gated chloride channel.[2] [3]

References

  1. Pritchett DB, Sontheimer H, Shivers BD, Ymer S, Kettenmann H, Schofield PR, Seeburg PH. Importance of a novel GABAA receptor subunit for benzodiazepine pharmacology. Nature. 1989 Apr 13;338(6216):582-5. PMID:2538761 doi:http://dx.doi.org/10.1038/338582a0
  2. Zhao C, Xu Z, Wang F, Chen J, Ng SK, Wong PW, Yu Z, Pun FW, Ren L, Lo WS, Tsang SY, Xue H. Alternative-splicing in the exon-10 region of GABA(A) receptor beta(2) subunit gene: relationships between novel isoforms and psychotic disorders. PLoS One. 2009 Sep 18;4(9):e6977. doi: 10.1371/journal.pone.0006977. PMID:19763268 doi:http://dx.doi.org/10.1371/journal.pone.0006977
  3. Hadingham KL, Wingrove PB, Wafford KA, Bain C, Kemp JA, Palmer KJ, Wilson AW, Wilcox AS, Sikela JM, Ragan CI, et al.. Role of the beta subunit in determining the pharmacology of human gamma-aminobutyric acid type A receptors. Mol Pharmacol. 1993 Dec;44(6):1211-8. PMID:8264558

6d6u, resolution 3.80Å

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