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Chemical structure of Procathepsin B (26-50) (rat)

GA23386

Procathepsin B (26-50) (rat)

Also known as (3S)-3-[[(2S)-2-[[(2S)-4-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-4-amino-2-[[(2S)-2-[[2-[[(2S)-2-aminopropanoyl]amino]acetyl]amino]-5-carbamimidamidopentanoyl]amino]-4-oxobutanoyl]amino]-3-phenylpropanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-4-oxobutanoyl]amino]-3-methylbutanoyl]amino]-4-[[(2S,3S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-6-amino-1-[[(2S)-6-amino-1-[[(2S)-1-[[(2R)-1-[[2-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1-[[2-[[2-[(2S)-2-[[(2S)-1,6-diamino-1-oxohexan-2-yl]carbamoyl]pyrrolidin-1-yl]-2-oxoethyl]amino]-2-oxoethyl]amino]-4-methyl-1-oxopentan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-2-oxoethyl]amino]-1-oxo-3-sulfanylpropan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-1-oxohexan-2-yl]amino]-1-oxohexan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-methyl-1-oxopentan-2-yl]amino]-4-oxobutanoic acid

This 25 residue peptide was completely resistant to proteolysis by cathepsin B even after incubation overnight· It inhibited human cathepsin B with Ki = 2·8 µM and rat cathepsin B with Ki = 2 µM

ChemicalCAS317331-27-4MW2713.2FormulaC123H198N34O33S
CAS number
317331-27-4
Molecular weight
2713.2
Formula
C123H198N34O33S
Solubility
Soluble in DMSO
InChIKey
ZFCIHFPJJWSJMS-HGVIYXBOSA-N
Catalogue number
GA23386
Brand
GLPBIO
Computed properties PubChem CID 90472054 · XLogP -6.9 · TPSA 1100 Ų · H-bond donors 39
XLogP
-6.9
TPSA
1100 Ų
H-bond donors
39
H-bond acceptors
39
Rotatable bonds
90
Heavy atoms
191

SMILES CC[C@H](C)[C@@H](C(=O)N[C@@H](CO)C(=O)N[C@@H](CC1=CC=C(C=C1)O)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CS)C(=O)NCC(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CC(C)C)C(=O)NCC(=O)NCC(=O)N2CCC[C@H]2C(=O)N[C@@H](CCCCN)C(=O)N)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](C(C)C)NC(=O)[C@H](CC(=O)N)NC(=O)[C@H](CC3=CC=C(C=C3)O)NC(=O)[C@H](CC4=CC=CC=C4)NC(=O)[C@H](CC(=O)N)NC(=O)[C@H](CCCNC(=N)N)NC(=O)CNC(=O)[C@H](C)N

Computed descriptors from PubChem (CID 90472054), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

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Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
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