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76220

Papain from Carica papaya

powder, ≥3 U/mg

Synonym(s):

Papain powder

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About This Item

CAS Number:
9001-73-4
UNSPSC Code:
12352204
eCl@ss:
42030311
EC Number:
232-627-2
NACRES:
NA.54
MDL number:
MFCD00131791
EC Number:
3.4.22.2 (BRENDA, IUBMB)
Specific activity:
≥3 U/mg
Biological source:
papaya
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biological source

papaya

form

powder

specific activity

≥3 U/mg

mol wt

Mr ~23000

storage temp.

2-8°C

Application

Papain is used as a meat tenderizer. It′s also used to break up tissue in the preparation of primary cell cultures.

Biochem/physiol Actions

Papain is a cysteine protease that cleaves peptide bonds and is known to cleave the Fc portion of antibodies.

Other Notes

An important cysteine protease ; Peptide synthesis
1 U corresponds to the amount of enzyme which hydrolyzes 1 μmol N-benzoyl-L-arginine ethyl ester (BAEE, Cat. No. 12880) per minute at pH 6.2 and 25°C

Pictograms

Health hazardExclamation mark
GHS08,GHS07

Signal Word

Danger

Hazard Classifications

Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class

11 - Combustible Solids

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

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