Fungal ribotoxins: molecular dissection of a family of natural killers

J Lacadena, E Álvarez-García… - FEMS microbiology …, 2007 - academic.oup.com
RNase T1 is the best known representative of a large family of ribonucleolytic proteins
secreted by fungi, mostly Aspergillus and Penicillium species. Ribotoxins stand out among …

MCCE2: Improving protein pKa calculations with extensive side chain rotamer sampling

Y Song, J Mao, MR Gunner - Journal of computational …, 2009 - Wiley Online Library
Multiconformation continuum electrostatics (MCCE) explores different conformational
degrees of freedom in Monte Carlo calculations of protein residue and ligand pKas. Explicit …

Linking new paradigms in protein chemistry to reversible membrane-protein interactions

O Halskau, A Muga, A Martínez - Current Protein and Peptide …, 2009 - ingentaconnect.com
Amphitrophic proteins are soluble, globular proteins that may-under certain conditions-
interact reversibly with a plasma membrane. How this apparent duality in the properties of a …

Antiparallel four-stranded coiled coil specified by a 3-3-1 hydrophobic heptad repeat

Y Deng, J Liu, Q Zheng, D Eliezer, NR Kallenbach… - Structure, 2006 - cell.com
Coiled-coil sequences in proteins commonly share a seven-amino acid repeat with nonpolar
side chains at the first (a) and fourth (d) positions. We investigate here the role of a 3-3-1 …

Hirsutellin A: a paradigmatic example of the insecticidal function of fungal ribotoxins

E Herrero-Galán, L García-Ortega, M Olombrada… - Insects, 2013 - mdpi.com
The fungal pathogen Hirsutella thompsonii produces an insecticidal protein named
hirsutellin A (HtA), which has been described to be toxic to several species of mites, insect …

Beauveria bassiana Ribotoxin (BbRib) Induces Silkworm Cell Apoptosis via Activating Ros Stress Response

X Ma, Q Ge, RH Taha, K Chen, Y Yuan - Processes, 2021 - mdpi.com
The BbRib gene participates in the infection process of Beauveria bassiana (B. bassiana). It
also helps pathogenic fungi to escape and defeat the insect host immune defense system by …

The interaction of the ribotoxin α-sarcin with complex model lipid vesicles

C García-Montoya, S García-Linares… - Archives of Biochemistry …, 2024 - Elsevier
Fungal ribotoxins are extracellular RNases that inactivate ribosomes by cleaving a single
phosphodiester bond at the universally conserved sarcin-ricin loop of the large rRNA …

Carboxyl pKa values, ion pairs, hydrogen bonding, and the pH-dependence of folding the hyperthermophile proteins Sac7d and Sso7d

AT Clark, K Smith, R Muhandiram… - Journal of molecular …, 2007 - Elsevier
Sac7d and Sso7d are homologous, hyperthermophile proteins with a high density of
charged surface residues and potential ion pairs. To determine the relative importance of …

Solution structure of hirsutellin A–new insights into the active site and interacting interfaces of ribotoxins

A Viegas, E Herrero‐Galán, M Onaderra… - The Febs …, 2009 - Wiley Online Library
Hirsutellin (HtA) is intermediate in size between other ribotoxins and less specific microbial
RNases, and thus offers a unique chance to determine the minimal structural requirements …

NMR structure of the noncytotoxic α‐sarcin mutant Δ (7‐22): The importance of the native conformation of peripheral loops for activity

MF García‐Mayoral, L García‐Ortega, MP Lillo… - Protein …, 2004 - Wiley Online Library
Abstract The deletion mutant Δ (7‐22) of α‐sarcin, unlike its wild‐type protein counterpart,
lacks the specific ability to degrade rRNA in intact ribosomes and exhibits an increased …