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result(s) for
"EC 3.5.1.2"
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Safety evaluation of an extension of use of the food enzyme glutaminase from the non‐genetically modified Bacillus amyloliquefaciens strain AE‐GT
by
Rivière, Gilles
,
Gott, David Michael
,
Piazza, Giulio
in
Bacillus amyloliquefaciens
,
Body weight
,
Cereals
2024
The food enzyme glutaminase (l‐glutamine amidohydrolase; EC 3.5.1.2) is produced with the non‐genetically modified Bacillus amyloliquefaciens strain AE‐GT by Amano Enzyme Inc. A safety evaluation of this food enzyme was made previously, in which EFSA concluded that this food enzyme did not give rise to safety concerns when used in five food manufacturing processes. Subsequently, the applicant requested to extend its use to thirteen additional processes and to revise the use levels. In this assessment, EFSA updated the safety evaluation of this food enzyme when used in a total of eighteen food manufacturing processes. As the food enzyme–total organic solids (TOS) are removed from the final foods in two food manufacturing processes, the dietary exposure to the food enzyme–TOS was estimated only for the remaining sixteen processes. Dietary exposure was calculated to be up to 0.678 mg TOS/kg body weight per day in European populations. Based on the data provided for the previous evaluation and the revised dietary exposure in the present evaluation, the Panel concluded that this food enzyme does not give rise to safety concerns under the revised intended conditions of use.
Journal Article
Safety evaluation of the food enzyme glutaminase from the non‐genetically modified Bacillus amyloliquefaciens strain AE‐GT
by
Andryszkiewicz, Magdalena
,
Piazza, Giulio
,
Crebelli, Riccardo
in
Allergic reactions
,
Amino acid sequence
,
Amino acids
2024
The food enzyme glutaminase (l‐glutamine amidohydrolase; EC 3.5.1.2) is produced with the non‐genetically modified Bacillus amyloliquefaciens strain AE‐GT by Amano Enzyme Inc. The production strain met the requirements for the qualified presumption of safety (QPS) approach. The food enzyme is intended to be used in five food manufacturing processes. Dietary exposure to the food enzyme‐total organic solids (TOS) was estimated to be up to 0.462 mg TOS/kg body weight per day in European populations. Given the QPS status of the production strain and the absence of concerns resulting from the food enzyme's manufacturing process, toxicity tests were considered unnecessary by the Panel. A search for the similarity of the amino acid sequence of the food enzyme to known allergens was made and no match was found. The Panel considered that a risk of allergic reactions upon dietary exposure cannot be excluded, but the likelihood is low. Based on the data provided, the Panel concluded that this food enzyme does not give rise to safety concerns under the intended conditions of use.
Journal Article
Safety evaluation of the food enzyme glutaminase from the genetically modified Bacillus licheniformis strain NZYM‐JQ
by
Rivière, Gilles
,
Andryszkiewicz, Magdalena
,
Gott, David Michael
in
Allergens
,
Allergic reactions
,
Allergies
2024
The food enzyme glutaminase (l‐glutamine amidohydrolase EC 3.5.1.2) is produced with the genetically modified Bacillus licheniformis strain NZYM‐JQ by Novozymes A/S. The genetic modifications do not give rise to safety concerns. The production strain met the requirements for the qualified presumption of safety (QPS). The food enzyme is free from viable cells of the production organism and its DNA. The enzyme under assessment is intended to be used in six food manufacturing processes. Dietary exposure was estimated to be up to 0.148 mg TOS/kg body weight per day in European populations. Given the QPS status of the production strain and the absence of concern resulting from the food enzyme manufacturing process, toxicological studies were not considered necessary. A search was made for the similarity of the amino acid sequence to those of known allergens and one match with a pollen allergen was found. The Panel considered that the risk of allergic reactions by dietary exposure cannot be excluded, particularly for individuals sensitised to birch and oak pollen. The Panel concluded that the food enzyme does not give rise to safety concerns under the intended conditions of use.
Journal Article