Results 71 to 80 of about 39,282 (298)

Sensitive Method to Identify and Characterize Proteinases In Situ after SDS-PAGE

open access: yesBioTechniques, 2000
Cells and body fluids contain numerous, different proteinases; to identify and characterize them are both important and difficult tasks. Especially difficult to identify and characterize are highly specific proteinases.
Jennifer Williams   +2 more
doaj   +1 more source

Partial depletion of plasminogen activator inhibitor‐1 decreases subcutaneous fat cell hypertrophy and liver cholesterol in high‐fat‐fed female mice

open access: yesFEBS Letters, EarlyView.
Obesity raises blood levels of PAI‐1, a protein linked to metabolic dysfunction‐associated steatotic liver disease in people with obesity. In female mice fed a high‐fat diet, partially lowering PAI‐1 led to smaller subcutaneous fat cells and lower liver cholesterol, without changing body weight or insulin sensitivity.
Claudia E. Ramirez Bustamante   +10 more
wiley   +1 more source

Translophagy—A potential link between autophagy impairment and translational errors

open access: yesFEBS Letters, EarlyView.
Neurodegenerative diseases are characterised by the accumulation of abnormal proteins and protein aggregates, but their origin often remains unknown. We propose that selective autophagy removes damaged protein‐making machinery, preventing errors during protein synthesis.
Mykola V. Korolchuk   +11 more
wiley   +1 more source

Proteinases in trichomonads and trichomoniasis [PDF]

open access: yes, 1987
Multiple proteolytic activities were detected in the cell lysates of each of Trichomonas vaginalis, Tritrichomonas foetus, Trichomitus batrachorum and Pentatrichomonas hominis. Analysis of the enzymes responsible using electrophoretic techniques, however,
Lockwood, Barbara C
core  

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

Generation and degradation of human endostatin proteins by various proteinases [PDF]

open access: yes, 2000
The angiogenesis inhibitor endostatin is a fragment of the NC1 domain of collagen XVIII. The generation of endostatin has been investigated only in murine hemangioendothelioma cell cultures and was ascribed to cathepsin L.
Thomas Lenhard   +9 more
core   +1 more source

Identification, classification and expression pattern analysis of sugarcane cysteine proteinases

open access: yesGenetics and Molecular Biology, 2001
Cysteine proteases are peptidyl hydrolyses dependent on a cysteine residue at the active center. The physical and chemical properties of cysteine proteases have been extensively characterized, but their precise biological functions have not yet been ...
Gustavo Coelho Correa   +2 more
doaj   +1 more source

Structures of mycobacterial 3‐methylcrotonyl‐CoA carboxylase reveal carrier‐domain translocation between catalytic sites

open access: yesFEBS Letters, EarlyView.
Mycobacterial 3‐methylcrotonyl‐CoA carboxylase uses a mobile biotin‐carrying domain to shuttle a carboxyl group between two catalytic sites, enabling carboxylation of 3‐methylcrotonyl‐CoA during leucine breakdown. Cryo‐electron microscopy captures the carrier at both sites and reveals an inward loop movement that may prevent futile rebinding to the ...
Ajit Yadav   +2 more
wiley   +1 more source

Candida albicans proteinases

open access: yesBrazilian Journal of Oral Sciences, 2015
Candida species are ubiquitous commensal yeast that usually reside as part of an individual´s normal mucosal microflora and can be detected in approximately 50% of the population in this form.
Rita de Cássia Mardegan   +3 more
doaj   +1 more source

Extracellular proteinases in natural isolates of Staphylococci [PDF]

open access: yes, 2005
U ovom radu su detaljnije biohemijski okarakterisane proteinaze prirodnih izolata Staphylococcus sp. F22, F86, M104, S2007 i S2105. Utvrđeno je da se radi o proteinazama relativno male molekulske mase (od 20 do 32 kDa) koje spadaju u prave ...
Topisirović, Ljubiša   +2 more
core   +1 more source

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