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Synonyms:

• Pepstatin A
• Pepstatin
• Ahpatinin C

Formula as a peptide:

• Isovaleryl-Val-Val-Sta-Ala-Sta-OH
• N-Isovaleryl-L-valyl-L-valyl-3-hydroxy-6-methyl-gamma-aminoheptanoyl-L-alanyl-3-hydroxy-6-methyl-gamma-aminoheptanoic acid

Chemical names:

IUPAC:

• N-(3-methylbutanoyl)-L-valyl-N-[(3S,4S)-1-{[(2S)-1-{[(2S,3S)-1-carboxy-2-hydroxy-5-methylhexan-3-yl]amino}-1-oxopropan-2-yl]amino}-3-hydroxy-6-methyl-1-oxoheptan-4-yl]-L-valinamide

RTECS#

• SC6155000

Pepstatin A is a pentapeptide antibiotic, isolated from Streptomyces species. It is a potent inhibitor of aspartyl proteases. 

In DMSO: 5mg/cc

In Methanol: 1 mg/cc