Ac-YVAD-pNA

• CAT Number: R028705
• CAS Number: 149231-66-3
• Molecular Formula: C29H36N6O10
• Molecular Weight: 628.63
• Purity: ≥95%
• Synonyms: (3S)-3-[[(2S)-2-[[(2S)-2-[[(2S)-2-acetamido-3-(4-hydroxyphenyl)propanoyl]amino]-3-methylbutanoyl]amino]propanoyl]amino]-4-(4-nitroanilino)-4-oxobutanoic acid
• InChI: InChI=1S/C29H36N6O10/c1-15(2)25(34-28(42)22(31-17(4)36)13-18-5-11-21(37)12-6-18)29(43)30-16(3)26(40)33-23(14-24(38)39)27(41)32-19-7-9-20(10-8-19)35(44)45/h5-12,15-16,22-23,25,37H,13-14H2,1-4H3,(H,30,43)(H,31,36)(H,32,41)(H,33,40)(H,34,42)(H,38,39)/t16-,22-,23-,25-/m0/s1
• InChIKey: YDPNOCSPPGFBPX-XNHCRPTKSA-N
• SMILES: CC(C)C(C(=O)NC(C)C(=O)NC(CC(=O)O)C(=O)NC1=CC=C(C=C1)[N+](=O)[O-])NC(=O)C(CC2=CC=C(C=C2)O)NC(=O)C

Ac-YVAD-pNA is a specific Caspase-1 substrate. Ac-YVAD-pNA can be used to detect Caspase-1 activity. Caspase-1 is a key mediator of inflammatory processes[1][2].

Reference

[1]. Pereira NA, et al. Some commonly used caspase substrates and inhibitors lack the specificity required to monitor individual caspase activity. Biochem Biophys Res Commun. 2008 Dec 19;377(3):873-7.
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[2]. Xin W, Wang Q, et al. A new mechanism of inhibition of IL-1β secretion by celastrol through the NLRP3 inflammasome pathway. Eur J Pharmacol. 2017 Nov 5;814:240-247.
 [Content Brief]