A structure-based proposal for a comprehensive myotoxic mechanism of phospholipase A2-like proteins from viperid snake venoms

CAH Fernandes, RJ Borges, B Lomonte… - Biochimica et Biophysica …, 2014 - Elsevier
Envenomation via snakebites is an important public health problem in many tropical and
subtropical countries that, in addition to mortality, can result in permanent sequelae as a …

Snake venom phospholipase A2 inhibitors: medicinal chemistry and therapeutic potential

S Marcussi, CD Sant'Ana, CZ Oliveira… - Current topics in …, 2007 - ingentaconnect.com
Phospholipases A2 (PLA2s) are commonly found in snake venoms from Viperidae,
Hydrophidae and Elaphidae families and have been extensively studied due to their …

Bothrops moojeni myotoxin-II, a Lys49-phospholipase A2 homologue: an example of function versatility of snake venom proteins

RG Stábeli, SF Amui, CD Sant'Ana, MG Pires… - … and Physiology Part C …, 2006 - Elsevier
MjTX-II, a myotoxic phospholipase A2 (PLA2) homologue from Bothrops moojeni venom,
was functionally and structurally characterized. The MjTX-II characterization included:(i) …

A new acidic myotoxic, anti-platelet and prostaglandin I2 inductor phospholipase A2 isolated from Bothrops moojeni snake venom

NA Santos-Filho, LB Silveira, CZ Oliveira… - Toxicon, 2008 - Elsevier
Phospholipase A2 (PLA2, EC 3.1. 1.4), a major component of snake venoms, specifically
catalyzes the hydrolysis of fatty acid ester bonds at position 2 of 1, 2-diacyl-sn-3 …

[HTML][HTML] Role of enzymatic activity in muscle damage and cytotoxicity induced by Bothrops asper Asp49 phospholipase A2 myotoxins: are there additional effector …

D Mora-Obando, C Díaz, Y Angulo, JM Gutiérrez… - PeerJ, 2014 - peerj.com
Viperid venoms often contain mixtures of Asp49 and Lys49 PLA 2 myotoxin isoforms,
relevant to development of myonecrosis. Given their difference in catalytic activity …

New antiproliferative 3-substituted oxindoles inhibiting EGFR/VEGFR-2 and tubulin polymerization

HAA Ezelarab, TFS Ali, SH Abbas, AM Sayed… - Molecular Diversity, 2024 - Springer
New 3-substituted oxindole derivatives were designed and synthesized as antiproliferative
agents. The antiproliferative activity of compounds 6a–j was evaluated against 60 NCI cell …

Insights into the role of oligomeric state on the biological activities of crotoxin: crystal structure of a tetrameric phospholipase A2 formed by two isoforms of crotoxin B …

DP Marchi‐Salvador, LC Corrêa… - Proteins: Structure …, 2008 - Wiley Online Library
Abstract Crotoxin B (CB or Cdt PLA2) is a basic Asp49‐PLA2 found in the venom of Crotalus
durissus terrificus and it is one of the subunits that constitute the crotoxin (Cro). This …

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 …

Molecular characterization of an acidic phospholipase A2 from Bothrops pirajai snake venom: synthetic C-terminal peptide identifies its antiplatelet region

SS Teixeira, LB Silveira, FMN da Silva… - Archives of …, 2011 - Springer
This paper describes a biochemical and pharmacological characterization of BpirPLA 2-I,
the first acidic Asp49-PLA 2 isolated from Bothrops pirajai. BpirPLA 2-I caused hypotension …

Isolation and functional characterization of a new myotoxic acidic phospholipase A2 from Bothrops pauloensis snake venom

RS Rodrigues, LFM Izidoro, SS Teixeira, LB Silveira… - Toxicon, 2007 - Elsevier
This article reports the purification procedure and the biochemical/functional
characterization of Bp-PLA2, a new myotoxic acidic phospholipase A2 from Bothrops …