Specific domains of plant defensins differentially disrupt colony initiation, cell fusion and calcium homeostasis in Neurospora crassa

A Muñoz, M Chu, PI Marris, US Sagaram… - Molecular …, 2014 - Wiley Online Library
MsDef 1 and MtDef 4 from M edicago spp. are small cysteine‐rich defensins with potent
antifungal activity against a broad range of filamentous fungi. Each defensin has a hallmark …

Antifungal mechanisms of a plant defensin MtDef4 are not conserved between the ascomycete fungi Neurospora crassa and Fusarium graminearum

K El‐Mounadi, KT Islam… - Molecular …, 2016 - Wiley Online Library
Defensins play an important role in plant defense against fungal pathogens. The plant
defensin, MtDef4, inhibits growth of the ascomycete fungi, Neurospora crassa and Fusarium …

Differential antifungal and calcium channel-blocking activity among structurally related plant defensins

RG Spelbrink, N Dilmac, A Allen, TJ Smith… - Plant …, 2004 - academic.oup.com
Plant defensins are a family of small Cys-rich antifungal proteins that play important roles in
plant defense against invading fungi. Structures of several plant defensins share a Cys …

Structure-Activity Determinants in Antifungal Plant Defensins MsDef1 and MtDef4 with Different Modes of Action against Fusarium graminearum

US Sagaram, R Pandurangi, J Kaur, TJ Smith… - PloS one, 2011 - journals.plos.org
Plant defensins are small cysteine-rich antimicrobial proteins. Their three-dimensional
structures are similar in that they consist of an α-helix and three anti-parallel β-strands …

Antifungal plant defensins: mechanisms of action and production

K Vriens, BPA Cammue, K Thevissen - Molecules, 2014 - mdpi.com
Plant defensins are small, cysteine-rich peptides that possess biological activity towards a
broad range of organisms. Their activity is primarily directed against fungi, but bactericidal …

Structural and functional studies of a phosphatidic acid-binding antifungal plant defensin MtDef4: identification of an RGFRRR motif governing fungal cell entry

US Sagaram, K El-Mounadi, GW Buchko, HR Berg… - PloS one, 2013 - journals.plos.org
MtDef4 is a 47-amino acid cysteine-rich evolutionary conserved defensin from a model
legume Medicago truncatula. It is an apoplast-localized plant defense protein that inhibits …

Antifungal plant defensins: structure-activity relationships, modes of action, and biotech applications

US Sagaram, J Kaur, D Shah - Small Wonders: Peptides for …, 2012 - ACS Publications
Small cysteine-rich antimicrobial proteins known as defensins are expressed in all plants.
Although structurally similar, plant defensins exhibit substantial variation in their amino acid …

A novel bi-domain plant defensin MtDef5 with potent broad-spectrum antifungal activity binds to multiple phospholipids and forms oligomers

KT Islam, SLS Velivelli, RH Berg, B Oakley… - Scientific Reports, 2017 - nature.com
Defensins are cysteine-rich cationic antimicrobial peptides contributing to the innate
immunity in plants. A unique gene encoding a highly cationic bi-domain defensin MtDef5 …

Antifungal potency and modes of action of a novel olive tree defensin against closely related ascomycete fungal pathogens

H Li, SLS Velivelli, DM Shah - Molecular Plant-Microbe …, 2019 - Am Phytopath Society
Antimicrobial peptides play a pivotal role in the innate immunity of plants. Defensins are
cysteine-rich antifungal peptides with multiple modes of action. A novel Oleaceae-specific …

The radish defensins RsAFP1 and RsAFP2 act synergistically with caspofungin against Candida albicans biofilms

K Vriens, TL Cools, PJ Harvey, DJ Craik, A Braem… - Peptides, 2016 - Elsevier
The radish defensin RsAFP2 was previously characterized as a peptide with potent
antifungal activity against several plant pathogenic fungi and human pathogens, including …