Results 81 to 90 of about 3,806 (190)

In vitro study of bacterial amidohydrolase application in cancer therapy. [PDF]

open access: yes, 2022
Despite major progress in cancer therapy developement in recent years, cancer ranks as one of the leading causes of death globally. Conventional chemotherapy drugs used in cancer therapy often lack selectivity and cause side effects to normal rapidly ...
Zubavičiūtė, Simona,
core  

Structures of bacterial kynurenine formamidase reveal a crowded binuclear zinc catalytic site primed to generate a potent nucleophile [PDF]

open access: yes, 2014
Tryptophan is an important precursor for chemical entities that ultimately support the biosynthesis of key metabolites. The second stage of tryptophan catabolism is catalysed by kynurenine formamidase, an enzyme that is different between eukaryotes and ...
Zoltner, Martin   +3 more
core   +1 more source

Formation and Structure of 1:1 Complexes between Aryl Hydroxamic Acids and Vanadate at Neutral pH [PDF]

open access: yes, 2016
Although aryl hydroxamic acids are well-known to form coordination complexes with vanadate (VV), the nature of these complexes at neutral pH and submillimolar concentrations, the conditions under which such complexes inhibit various serine ...
Jason H. Bell (2965416)   +1 more
core   +1 more source

Skl, a novel choline-binding N-acetylmuramoyl-l-alanine amidase of Streptococcus mitis SK137 containing a CHAP domain [PDF]

open access: yes, 2006
The skl gene from Streptococcus mitis SK137 encodes a peptidoglycan hydrolase (Skl) that has been purified and biochemically characterized. Analysis of the degradation products obtained by digestion of pneumococcal cell walls with Skl revealed that this ...
López, Rubens   +2 more
core   +1 more source

Breaking barriers: pCF10 type 4 secretion system relies on a self-regulating muramidase to modulate the cell wall

open access: yesmBio
Conjugative type 4 secretion systems (T4SSs) are the main driver for the spread of antibiotic resistance genes and virulence factors in bacteria.
Wei-Sheng Sun   +4 more
doaj   +1 more source

A fundamental catalytic difference between zinc and manganese dependent enzymes revealed in a bacterial isatin hydrolase [PDF]

open access: yes, 2018
The catalytic mechanism of the cyclic amidohydrolase isatin hydrolase depends on a catalytically active manganese in the substrate-binding pocket. The Mn$^{2+}$ ion is bound by a motif also present in other metal dependent hydrolases like the bacterial ...
Bjerregaard-Andersen, Kaare   +8 more
core   +2 more sources

Inhibitory activity of Image -asparaginase from Mycobcacterium tuberculosis on Yoshida ascites sarcoma in rats [PDF]

open access: yes, 1969
The antitumor activity of Image -asparagine amidohydrolases (EC 3.5.1.1) from Mycobacterium tuberculosis H37Rv and H37Ra strains has been tested on Yoshida ascites sarcoma in rats. The enzyme specific to M.
Jayaram, HN   +3 more
core   +1 more source

Helicobacter pylori L-asparaginase: A promising chemotherapeutic agent [PDF]

open access: yes, 2008
Bacterial L -asparaginases are amidohydrolases that catalyse the conversion of L -asparagine to L -aspartate and ammonia and are used as anti-cancer drugs.
Cappelletti Donata   +5 more
core   +1 more source

Mediators Inflamm [PDF]

open access: yes
The airway epithelium is exposed to alcohol during drinking through direct exhalation of volatized ethanol from the bronchial circulation. Alcohol exposure leads to a rapid increase in the cilia beat frequency (CBF) of bronchial epithelial cells followed

core  

Synthesis and biological activity of amino acid conjugates of abscisic acid. [PDF]

open access: yes
application/pdfWe prepared 19 amino acid conjugates of the plant hormone abscisic acid (ABA) and investigated their biological activity, enzymatic hydrolysis by a recombinant Arabidopsis amidohydrolases GST-ILR1 and GST-IAR3, and metabolic fate in rice ...
Narita, Kenta   +7 more
core  

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