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Merck

SAE0159

Sigma-Aldrich

Microbial Transglutaminase

lyophilized powder, ≥12 units/mg protein

Sinónimos:

Microbial Enzyme, Transglutaminase, Transglutaminase Enzyme

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About This Item

UNSPSC Code:
12352204
NACRES:
NA.54

form

lyophilized powder

Quality Level

specific activity

≥12 units/mg protein

shipped in

dry ice

storage temp.

−20°C

General description

Transglutaminases (TG) are a family of enzymes that catalyze isopeptide bond formation. This bond formation occurs between the γ-carboxyamide group of glutamine and various primary amines (primarily the ε-amino group of lysine). The resulting intermolecular or intramolecular cross-linking of transglutaminase is highly stable and shows high resistance to proteolytic degradation. The transglutaminase crosslinking activity support the formation of blood clots , skin and hair. On the other hand, TG is now being implicated in Celiac disease as well as in Huntington and Parkinson diseases. Historically, Microbial transglutaminase has been heavily used in the food industry. Microbial TG is often preferred for newer applications (such as site-specific protein modification and antibody drug conjugation) due to its small molecular weight and lack of calcium dependency when compared to the mammalian forms.

Application

Microbial Transglutaminase has been used for:
  • Protein cross-linking & site-specific labeling
  • Antibody Drug Conjugation
  • 3D bioprinting bioink preparation
  • Food related immunogenicity/pathogenicity related research

Features and Benefits

  • Small (~38kDa) and calcium independent enzyme
  • Highly purified lyophilized enzyme
  • Consistent and reproducible activity
  • Characterized for endotoxin content

Preparation Note

For R&D use only. Not for drug, household, or other uses. Please consult the Safety Data Sheet for information regarding hazards and safe handling practices

Storage and Stability

Store the freeze-dried product at –20 °C. It is recommended to store the reconstituted protein in working aliquots at –20 °C to avoid repeated freeze/ thaw cycles.

pictograms

Health hazard

signalword

Danger

hcodes

Hazard Classifications

Resp. Sens. 1

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificados de análisis (COA)

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Matthias Torsten et al.
Frontiers in pediatrics, 6, 389-389 (2019-01-09)
The enzyme microbial transglutaminase is heavily used in the food processing industries to ameliorate food qualities and elongate the products' shelf life. As a protein's glue, it cross-links gliadin peptides, creating neo-complexes that are immunogenic and potentially pathogenic to celiac
Istvan Vermes et al.
Movement disorders : official journal of the Movement Disorder Society, 19(10), 1252-1254 (2004-09-16)
Tissue transglutaminase (tTG) is activated during the apoptotic cell death cascade and plays a key role in the formation of apoptotic bodies. We found significant elevation of tTG concentration in the cerebrospinal fluid (CSF) of 54 patients with Parkinson's disease
Marcela V Karpuj et al.
Neurochemistry international, 40(1), 31-36 (2001-12-12)
Transglutaminase (TGase) activity is increased in affected regions of brains from patients with Huntington's disease (HD). TGase activity is particularly elevated in the nucleus compared with the cytoplasm from these brains. Gamma-glutaminyl-lysyl cross-links have been detected in nuclear inclusions in
Martin Griffin et al.
The Biochemical journal, 368(Pt 2), 377-396 (2002-10-09)
Transglutaminases (Tgases) are a widely distributed group of enzymes that catalyse the post-translational modification of proteins by the formation of isopeptide bonds. This occurs either through protein cross-linking via epsilon-(gamma-glutamyl)lysine bonds or through incorporation of primary amines at selected peptide-bound
Wojtek Steffen et al.
The Journal of biological chemistry, 292(38), 15622-15635 (2017-07-29)
Microbial transglutaminases (MTGs) catalyze the formation of Gln-Lys isopeptide bonds and are widely used for the cross-linking of proteins and peptides in food and biotechnological applications (e.g. to improve the texture of protein-rich foods or in generating antibody-drug conjugates). Currently

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