Lys49 myotoxins, secreted phospholipase A2-like proteins of viperid venoms: A comprehensive review

B Lomonte - Toxicon, 2023 - Elsevier
Muscle necrosis is a potential clinical complication of snakebite envenomings, which in
severe cases can lead to functional or physical sequelae such as disability or amputation …

Panacea within a Pandora's box: the antiparasitic effects of phospholipases A2 (PLA2s) from snake venoms

SC Teixeira, MS da Silva, AAS Gomes, NS Moretti… - Trends in …, 2022 - cell.com
Parasitic diseases affect millions of individuals worldwide, mainly in low-income regions.
There is no cure for most of these diseases, and the treatment relies on drugs that have side …

Gallic acid anti-myotoxic activity and mechanism of action, a snake venom phospholipase A2 toxin inhibitor, isolated from the medicinal plant Anacardium humile

TR Costa, AF Francisco, FF Cardoso… - International journal of …, 2021 - Elsevier
Snakebite envenoming is the cause of an ongoing health crisis in several regions of the
world, particularly in tropical and neotropical countries. This scenario creates an urgent …

The synthetic varespladib molecule is a multi-functional inhibitor for PLA2 and PLA2-like ophidic toxins

GHM Salvador, RJ Borges, B Lomonte… - … et Biophysica Acta (BBA …, 2021 - Elsevier
Background The treatment for snakebites is early administration of antivenom, which can be
highly effective in inhibiting the systemic effects of snake venoms, but is less effective in the …

Solving the microheterogeneity of Bothrops asper myotoxin-II by high-resolution mass spectrometry: Insights into C-terminal region variability in Lys49-phospholipase …

B Lomonte, J Fernández - Toxicon, 2022 - Elsevier
Myotoxin-II, a phospholipase A 2 (PLA 2)-like protein found in Bothrops asper venom,
causes rapid necrosis of muscle fibers in spite of lacking enzymatic activity. This toxic action …

Insights into the substrate binding mechanism of SULT1A1 through molecular dynamics with excited normal modes simulations

B Dudas, D Toth, D Perahia, AB Nicot, E Balog… - Scientific Reports, 2021 - nature.com
Sulfotransferases (SULTs) are phase II drug-metabolizing enzymes catalyzing the
sulfoconjugation from the co-factor 3′-phosphoadenosine 5′-phosphosulfate (PAPS) to a …

Structural basis of the myotoxic inhibition of the Bothrops pirajai PrTX-I by the synthetic varespladib

GHM Salvador, ÊKR Pinto, PL Ortolani, CL Fortes-Dias… - Biochimie, 2023 - Elsevier
Varespladib (LY315920) is a potent inhibitor of human group IIA phospholipase A 2 (PLA 2)
originally developed to control inflammatory cascades of diseases associated with high or …

G-quadruplex-mediated specific recognition, stabilization and transcriptional repression of bcl-2 by small molecule

N Pandya, M Singh, R Rani, V Kumar… - Archives of Biochemistry …, 2023 - Elsevier
The presence of the G-quadruplex (G4) structure in the promoter region of the human bcl-2
oncogenes makes it a promising target for developing anti-cancer therapeutics. Bcl-2 …

Viper venom phospholipase A2 database: the structural and functional anatomy of a primary toxin in envenomation

ALN de Oliveira, MT Lacerda, MJ Ramos… - Toxins, 2024 - mdpi.com
Viper venom phospholipase A2 enzymes (vvPLA2s) and phospholipase A2-like (PLA2-like)
proteins are two of the principal toxins in viper venom that are responsible for the severe …

BthTX-I, a phospholipase A2-like toxin, is inhibited by the plant cinnamic acid derivative: Chlorogenic acid

FF Cardoso, GHM Salvador, WLG Cavalcante… - … et Biophysica Acta (BBA …, 2024 - Elsevier
Snakebite is a significant health concern in tropical and subtropical regions, particularly in
Africa, Asia, and Latin America, resulting in more than 2.7 million envenomations and an …