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Key Documents

SML3744

Sigma-Aldrich

Ac-FLTD-CMK

≥95% (HPLC)

Synonym(s):

N-acetyl-Phe-Leu-Thr-Asp-chloromethylketone

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About This Item

Empirical Formula (Hill Notation):
C26H37ClN4O8
CAS Number:
Molecular Weight:
569.05
MDL number:
UNSPSC Code:
51111800
UNSPSC Code:
12352200
NACRES:
NA.77

Quality Level

assay

≥95% (HPLC)

form

(Powder or Lyophilized powder or film)

storage condition

desiccated

color

white to off-white

storage temp.

-10 to -25°C

Biochem/physiol Actions

Ac-FLTD-CMK is a selective gasdermin D (GSDMD) clevage inhibitor (IC50 = 46.7 nM, 329 nM, 1.49 μM, respectively, against GSDMD clevage by human caspase-1, -5, -4 in cell-free enzymatic assays) that suppresses pyroptosis downstream of both canonical and noncanonical inflammasomes, as well as reduces IL-1β release following activation of the NLRP3 inflammasome in macrophages (10 μM 4h post 200 ng/mL LPS and 0.5h before ATP or nigericin). Ac-FLTD-CMK selectively blocks GSDMD clevage by inflammatory caspases without affecting apoptotic caspases (caspase-3 IC50 >100 μM) or apoptosis.

Caution

Hygroscopic

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

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