2022
Structure–function analysis of cysteine residues in the plasmodium falciparum chitinase, PfCHT1
Kaur H, Garber L, Murphy JW, Vinetz JM. Structure–function analysis of cysteine residues in the plasmodium falciparum chitinase, PfCHT1. Protein Science 2022, 31: e4289. PMID: 35481637, PMCID: PMC8994504, DOI: 10.1002/pro.4289.Peer-Reviewed Original ResearchConceptsPutative chitin-binding domainChitin-binding domainPlasmodium ookinetesProtein-protein interactionsRecombinant protein productionIntermolecular protein-protein interactionsMosquito midgut invasionStructure-function analysisEnzymatic activityIntramolecular disulfide linkagesIntermolecular disulfide bondingChitin-containing peritrophic matrixParasite cladesMidgut invasionPeritrophic matrixCysteine residuesProtein productionChitinase activityBiochemical studiesDisulfide bondingUnpaired cysteineChitinaseMalaria parasitesE. coliMutants
2021
A Hetero-Multimeric Chitinase-Containing Plasmodium falciparum and Plasmodium gallinaceum Ookinete-Secreted Protein Complex Involved in Mosquito Midgut Invasion
Patra KP, Kaur H, Kolli SK, Wozniak JM, Prieto JH, Yates JR, Gonzalez DJ, Janse CJ, Vinetz JM. A Hetero-Multimeric Chitinase-Containing Plasmodium falciparum and Plasmodium gallinaceum Ookinete-Secreted Protein Complex Involved in Mosquito Midgut Invasion. Frontiers In Cellular And Infection Microbiology 2021, 10: 615343. PMID: 33489941, PMCID: PMC7821095, DOI: 10.3389/fcimb.2020.615343.Peer-Reviewed Original ResearchConceptsChitin-containing peritrophic matrixHMW complexesMosquito midgut invasionDomain-related proteinNext-generation vaccinesMicronemal proteinsVon Willebrand factorProtein complexesMidgut invasionPeritrophic matrixProteolytic milieuMidgut epitheliumPfCHT1Malaria parasitesSurface enolaseOokinetesPlasmodium falciparumWillebrand factorMidgut wallAdhesive proteinsProteinMass spectrometryShort formSize exclusion chromatography dataMosquito vectors
2000
Chitinases of the Avian Malaria Parasite Plasmodium gallinaceum, a Class of Enzymes Necessary for Parasite Invasion of the Mosquito Midgut*
Vinetz J, Valenzuela J, Specht C, Aravind L, Langer R, Ribeiro J, Kaslow D. Chitinases of the Avian Malaria Parasite Plasmodium gallinaceum, a Class of Enzymes Necessary for Parasite Invasion of the Mosquito Midgut*. Journal Of Biological Chemistry 2000, 275: 10331-10341. PMID: 10744721, DOI: 10.1074/jbc.275.14.10331.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsChickensChitinasesConsensus SequenceCulicidaeDigestive SystemEpithelial CellsGene Expression Regulation, DevelopmentalGene Expression Regulation, EnzymologicHumansKineticsMalaria, AvianMolecular Sequence DataPlasmodium gallinaceumRecombinant ProteinsSequence AlignmentSequence Homology, Amino AcidConceptsAvian malaria parasite Plasmodium gallinaceumMalaria parasite Plasmodium gallinaceumChitin-containing peritrophic matrixMosquito midgutPlasmodium gallinaceumTransmission-blocking interventionsBlood mealPgCHT1Mosquito midgut invasionPlasmodium ookinetesMidgut invasionParasite invasionPotential targetPeritrophic matrixMidgut epitheliumInvasionParasitesGallinaceumOokinetesMealMicroMActivity profiles