Pepa Inhibitors PEPA is an allosteric modulator of AMPA receptors; binds to the GluA2o and GluA3o LBDs and can be utilized as an indicator of AMPA receptor heterogeneity.IC50 value:Target: AMPAR modulatorin vitro: PEPA dose-dependently potentiated AMPA-induced increase of [Ca2+]i. In 90% (72 out of 80) of the cells in which cyclothiazide acts, PEPA potentiated the increased [Ca2+]i induced by AMPA with pronounced cell-to-cell variation in rat hippocampal cultures [1]. PEPA bound to the binding domains of the GluA2 and GluA3 flop isoforms of AMPA receptors [2]. coapplication of AMPA with PEPA protected hippocampal CA1 neurons from brain ischemia-induced death. Coapplication of AMPA with PEPA could prevent downregulated expression of GluR2 subunit caused by ischemia and increase BDNF expression via Lyn-ERK1/2-CREB signaling [4].in vivo: PEPA (3, 10, 30mg/kg body weight) or vehicle was intraperitoneally administered into stressed mice once before the first extinction session. The significant decrease of the freezing response in the extinction sessions was only seen in the 30mg/kg PEPA-administered stressed mice, compared with vehicle-administered stressed mice [3]. 402.4 g/mol
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Pepa - 141286-78-4

Pepa

The product is for non-human research only. Not for therapeutic or veterinary use.

Catalog Number: BT-253286

CAS Number: 141286-78-4

Molecular Formula: C16H16F2N2O4S2

Molecular Weight: 402.4 g/mol

CAS Number 141286-78-4
Product Name Pepa
Molecular Formula C16H16F2N2O4S2
Molecular Weight 402.4 g/mol
InChI InChI=1S/C16H16F2N2O4S2/c17-13-8-11(9-14(18)16(13)24-10-15(19)21)25-7-6-20-26(22,23)12-4-2-1-3-5-12/h1-5,8-9,20H,6-7,10H2,(H2,19,21)
InChI Key GTACSIONMHMRPD-UHFFFAOYSA-N
IUPAC Name 2-[4-[2-(benzenesulfonamido)ethylsulfanyl]-2,6-difluorophenoxy]acetamide
Canonical SMILES C1=CC=C(C=C1)S(=O)(=O)NCCSC2=CC(=C(C(=C2)F)OCC(=O)N)F
Description PEPA is an allosteric modulator of AMPA receptors; binds to the GluA2o and GluA3o LBDs and can be utilized as an indicator of AMPA receptor heterogeneity.IC50 value:Target: AMPAR modulatorin vitro: PEPA dose-dependently potentiated AMPA-induced increase of [Ca2+]i. In 90% (72 out of 80) of the cells in which cyclothiazide acts, PEPA potentiated the increased [Ca2+]i induced by AMPA with pronounced cell-to-cell variation in rat hippocampal cultures [1]. PEPA bound to the binding domains of the GluA2 and GluA3 flop isoforms of AMPA receptors [2]. coapplication of AMPA with PEPA protected hippocampal CA1 neurons from brain ischemia-induced death. Coapplication of AMPA with PEPA could prevent downregulated expression of GluR2 subunit caused by ischemia and increase BDNF expression via Lyn-ERK1/2-CREB signaling [4].in vivo: PEPA (3, 10, 30mg/kg body weight) or vehicle was intraperitoneally administered into stressed mice once before the first extinction session. The significant decrease of the freezing response in the extinction sessions was only seen in the 30mg/kg PEPA-administered stressed mice, compared with vehicle-administered stressed mice [3].
SMILES C1=CC=C(C=C1)S(=O)(=O)NCCSC2=CC(=C(C(=C2)F)OCC(=O)N)F
Synonyms 4-(2-(phenylsulfonylamino)ethylthio)-2,6-difluorophenoxyacetamide
4-PEPA
Reference [1]. Sekiguchi M, et al. Pharmacological detection of AMPA receptor heterogeneity by use of two allosteric potentiators in rat hippocampal cultures. Br J Pharmacol. 1998 Apr;123(7):1294-303. [2]. Ahmed AH, et al. Molecular mechanism of flop selectivity and subsite recognition for an AMPA receptor allosteric modulator: structures of GluA2 and GluA3 in complexes with PEPA. Biochemistry. 2010 Apr 6;49(13):2843-50. [3]. Yamada D, et al. Facilitating actions of an AMPA receptor potentiator upon extinction of contextually conditioned fear response in stressed mice. Neurosci Lett. 2011 Jan 25;488(3):242-6. [4]. Zhang QG, et al. Positive modulation of AMPA receptors prevents downregulation of GluR2 expression and activates the Lyn-ERK1/2-CREB signaling in rat brain ischemia. Hippocampus. 2010 Jan;20(1):65-77.
PubChem Compound Pepa
Last Modified Apr 08 2022