New Insights into the Proteolytic System of Streptococcus thermophilus: Use of Isracidin To Characterize Cell-Associated Extracellular Peptidase Activities

Z Hafeez, C Cakir-Kiefer, JM Girardet… - Journal of agricultural …, 2015 - ACS Publications
The influence on the hydrolysis of isracidin of cell-associated extracellular aminopeptidase
and X-prolyl dipeptidyl peptidase activities in addition to protease PrtS of Streptococcus …

Presence of additional peptidases in Streptococcus thermophilus CNRZ 302 compared to Lactococcus lactis

F Rul, V Monnet - Journal of Applied Microbiology, 1997 - Wiley Online Library
Streptococcus thermophilus is widely used in the dairy industry but little is known about its
peptidase system. The aim of this study was to determine the biochemical and genetic …

[HTML][HTML] The X-prolyl dipeptidyl-peptidase PepX of Streptococcus thermophilus initially described as intracellular is also responsible for peptidase extracellular activity

Z Hafeez, C Cakir-Kiefer, X Lecomte, L Miclo… - Journal of dairy …, 2019 - Elsevier
This study addresses the hypothesis that the extracellular cell-associated X-prolyl dipeptidyl-
peptidase activity initially described in Streptococcus thermophilus could be attributable to …

Three distinct proteases are responsible for overall cell surface proteolysis in Streptococcus thermophilus

M Boulay, C Metton, C Mézange… - Applied and …, 2021 - Am Soc Microbiol
The lactic acid bacterium Streptococcus thermophilus was believed to display only two
distinct proteases at the cell surface, namely, the cell envelope protease PrtS and the …

Variability and molecular typing of Streptococcus thermophilus strains displaying different proteolytic and acidifying properties

W Galia, C Perrin, M Genay, A Dary - International Dairy Journal, 2009 - Elsevier
Proteolytic and acidifying properties of Streptococcus thermophilus strains isolated from
yoghurt or cheeses were evaluated. Among 30 strains tested, 12 exhibited cell envelope …

Proteolytic system of Streptococcus thermophilus

GM Rodríguez-Serrano, M García-Garibay… - … of microbiology and …, 2018 - koreascience.kr
The growth of lactic acid bacteria (LAB) generates a high number of metabolites related to
aromas and flavors in fermented dairy foods. These microbial proteases are involved in …

Cell Proteins Obtained by Peptic Shaving of Two Phenotypically Different Strains of Streptococcus thermophilus as a Source of Anti-Inflammatory Peptides

R Allouche, M Genay, A Dary-Mourot, Z Hafeez, L Miclo - Nutrients, 2022 - mdpi.com
Streptococcus thermophilus, a food grade bacterium, is extensively used in the manufacture
of fermented products such as yogurt and cheeses. It has been shown that S. thermophilus …

Hydrolysis of milk-derived bioactive peptides by cell-associated extracellular peptidases of Streptococcus thermophilus

Z Hafeez, C Cakir-Kiefer, JM Girardet, J Jardin… - Applied microbiology …, 2013 - Springer
The trend to confer new functional properties to fermented dairy products by
supplementation with bioactive peptides is growing in order to encounter the challenge of …

Release of the cell-envelope protease PrtS in the growth medium of Streptococcus thermophilus 4F44

OK Chang, C Perrin, W Galia, F Saulnier, L Miclo… - International dairy …, 2012 - Elsevier
PrtS is the sole cell envelope protease (CEP) characterized in Streptococcus thermophilus. It
is believed that it is anchored to the cell wall by sortase A (SrtA) through the LPXTG motif …

PepS from Streptococcus thermophilus A new member of the aminopeptidase T family of thermophilic bacteria

MD Fernandez‐Espla, F Rul - European Journal of …, 1999 - Wiley Online Library
The proteolytic system of lactic acid bacteria is essential for bacterial growth in milk but also
for the development of the organoleptic properties of dairy products. Streptococcus …