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B3279

Sigma-Aldrich

Nα-Benzoyl-L-arginine 4-nitroanilide hydrochloride

proteolytic enzyme substrate, chromogenic, >98% (TLC), powder

Synonym(s):

L-BAPA, L-BAPNA, BANI

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About This Item

Empirical Formula (Hill Notation):
C19H22N6O4 · HCl
CAS Number:
21653-40-7
Molecular Weight:
434.88
Beilstein:
4081878
EC Number:
244-505-6
MDL number:
MFCD00063682
UNSPSC Code:
12352204
PubChem Substance ID:
24891697
NACRES:
NA.32
Pricing and availability is not currently available.

Product Name

Nα-Benzoyl-L-arginine 4-nitroanilide hydrochloride, >98% (TLC)

Quality Level

200

Assay

>98% (TLC)

form

powder

solubility

acetone: water (1:1): 40.00-51.00 mg/mL, clear, colorless to yellow

storage temp.

−20°C

SMILES string

Cl[H].NC(=N)NCCC[C@H](NC(=O)c1ccccc1)C(=O)Nc2ccc(cc2)[N+]([O-])=O

InChI

1S/C19H22N6O4.ClH/c20-19(21)22-12-4-7-16(24-17(26)13-5-2-1-3-6-13)18(27)23-14-8-10-15(11-9-14)25(28)29;/h1-3,5-6,8-11,16H,4,7,12H2,(H,23,27)(H,24,26)(H4,20,21,22);1H/t16-;/m0./s1

InChI key

DEOKFPFLXFNAON-NTISSMGPSA-N

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General description

Na-Benzoyl-L-arginine 4-nitroanilide hydrochloride (L-BAPNA) is a colorless, chromogenic substrate for proteolytic enzymes such as trypsin, actinidin, and papain.

Application

Nα-Benzoyl-L-arginine 4-nitroanilide hydrochloride has been used as substrate:
  • to measure papain activity in spectrophotometric amidase assay[1]
  • to measure the inhibitory function of human cystatin C (HCC) on the protease activity of papain by colorimetric assay[2]
  • for trypsin[3]

Substrates

Chromogenic substrate for trypsin and other proteolytic enzymes.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
0000389742
0000389742
0000320028
0000314948
0000262779

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A chemical approach for detecting sulfenic acid-modified proteins in living cells
Reddie KG, et al.
Molecular Biosystems, 4(6), 521- 531 (2008)
Efficient expression, purification and characterization of native human cystatin C in Escherichia coli periplasm
Zhou Y, et al.
Protein Expression and Purification, 111, 18- 22 (2015)
Isolation, expression and characterization of a novel dual serine protease inhibitor, OH-TCI, from king cobra venom
He YY, et al.
Peptides, 29(10), 1692- 1699 (2008)
Daniele O B Sousa et al.
Nutrients, 7(7), 6038-6054 (2015-07-25)
The biochemical and nutritional attributes of two soybean (Glycine max (L.) Merr.) cultivars, one susceptible (Seridó) and the other resistant (Seridó-RCH) to stem canker, were examined to assess whether the resistance to pathogens was related to levels of antinutritional and/or
Raquel O Rocha et al.
Journal of agricultural and food chemistry, 63(22), 5335-5343 (2015-06-03)
Several studies have described the effects of seed exudates against microorganisms, but only few of them have investigated the proteins that have defensive activity particularly against nematode parasites. This study focused on the proteins released in the exudates of soybean
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