Search Results - "Villamil Giraldo, Ana María"

Quantitative Analysis of VirB8−VirB9−VirB10 Interactions Provides a Dynamic Model of Type IV Secretion System Core Complex Assembly by Sivanesan, Durga, Hancock, Mark A, Villamil Giraldo, Ana María, Baron, Christian

“…Type IV secretion systems are multiprotein complexes that translocate macromolecules across the bacterial cell envelope. The type IV secretion system in…”
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Stoichiometry of lipid–protein interaction assessed by hydrophobic photolabeling by Giraldo, Ana María Villamil, Castello, Pablo Raúl, Flecha, F. Luis González, Moeller, Jesper V., Delfino, José María, Rossi, Juan Pablo F.C.

“…Here we undertook a comparative study of the composition of the lipid annulus of three ATPases pertaining to the P-type family: plasma membrane calcium pump…”
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Structure of Calreticulin C-terminal Domain Is Modulated by Physiological Variations of Calcium Concentration by Giraldo, Ana María Villamil, Medus, Máximo Lopez, Lebrero, Mariano Gonzalez, Pagano, Rodrigo S, Labriola, Carlos A, Landolfo, Lucas, Delfino, José M, Parodi, Armando J, Caramelo, Julio J

“…Calreticulin is an abundant endoplasmic reticulum resident protein that fulfills at least two basic functions. Firstly, due to its ability to bind…”
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A New Conformation in Sarcoplasmic Reticulum Calcium Pump and Plasma Membrane Ca2+ Pumps Revealed by a Photoactivatable Phospholipidic Probe by Mangialavori, Irene, Giraldo, Ana María Villamil, Buslje, Cristina Marino, Gomes, Mariela Ferreira, Caride, Ariel J., Rossi, Juan Pablo F.C.

“…The purpose of this work was to obtain structural information about conformational changes in the membrane region of the sarcoplasmic reticulum (SERCA) and…”
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Phospholipid distribution around the plasma membrane calcium pump: a hydrophobic photolabeling study by Villamil Giraldo, Ana María, Castello, Pablo Raúl, González Flecha, F Luis, Delfino, José María, Rossi, Juan Pablo F C

“…The functions of membrane proteins are highly dependent on their phospholipid environment. In this article, we have used a hydrophobic photolabeling method to…”
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Impact of high cholesterol in a Parkinson’s disease model: Prevention of lysosomal leakage versus stimulation of α-synuclein aggregation by Eriksson, Ida, Nath, Sangeeta, Bornefall, Per, Giraldo, Ana Maria Villamil, Öllinger, Karin

“…[Display omitted] Parkinson’s disease is characterized by accumulation of intraneuronal cytoplasmic inclusions, Lewy bodies, which mainly consist of aggregated…”
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VirB6 and VirB10 from the Brucella type IV secretion system interact via the N-terminal periplasmic domain of VirB6 by Villamil Giraldo, Ana Maria, Mary, Charline, Sivanesan, Durgajini, Baron, Christian

“…•Multi-protein complex T4SS transfers macromolecules across bacteria cell envelope.•The inner membrane protein VirB6 interacts with the envelope-spanning…”
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Lipid vesicles affect the aggregation of 4-hydroxy-2-nonenal-modified α-synuclein oligomers by Sardar Sinha, Maitrayee, Villamil Giraldo, Ana Maria, Öllinger, Karin, Hallbeck, Martin, Civitelli, Livia

“…Parkinson's disease (PD) and other synucleinopathies are characterized by accumulation of misfolded aggregates of α-synuclein (α-syn). The normal function of…”
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Interactions of the Lysosomotropic Detergent O-Methyl-Serine Dodecylamide Hydrochloride (MSDH) with Lipid Bilayer Membranes-Implications for Cell Toxicity by Villamil Giraldo, Ana-Maria, Eriksson, Ida, Wennmalm, Stefan, Fyrner, Timmy, Ederth, Thomas, Öllinger, Karin

“…O-methyl-serine dodecylamine hydrochloride (MSDH) is a detergent that accumulates selectively in lysosomes, a so-called lysosomotropic detergent, with…”
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Type IV Secretion System Core Component VirB8 from Brucella Binds to the Globular Domain of VirB5 and to a Periplasmic Domain of VirB6 by Villamil Giraldo, Ana Maria, Sivanesan, Durga, Carle, Anna, Paschos, Athanasios, Smith, Mark A, Plesa, Maria, Coulton, James, Baron, Christian

“…Type IV secretion systems are macromolecular assemblies in the cell envelopes of bacteria that function in macromolecular translocation. Structural biology…”
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Plasma Membrane Calcium Pump (PMCA) Differential Exposure of Hydrophobic Domains after Calmodulin and Phosphatidic Acid Activation by Mangialavori, Irene, Villamil-Giraldo, Ana María, Pignataro, María F., Ferreira-Gomes, Mariela, Caride, Ariel J., Rossi, Juan Pablo F.C.

“…The exposure of the plasma membrane calcium pump (PMCA) to the surrounding phospholipids was assessed by measuring the incorporation of the photoactivatable…”
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The Structure of Calreticulin C-terminal Domain Is Modulated by Physiological Variations of Calcium Concentration2 by Giraldo, Ana María Villamil, Medus, Máximo Lopez, Lebrero, Mariano Gonzalez, Pagano, Rodrigo S., Labriola, Carlos A., Landolfo, Lucas, Delfino, José M., Parodi, Armando J., Caramelo, Julio J.

“…Calreticulin is an abundant endoplasmic reticulum resident protein that fulfills at least two basic functions. Firstly, due to its ability to bind…”
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Interactions of the lysosomotropic detergent omethyl-serine dodecylamide hydrochloride (Msdh) with lipid bilayer membranes-implications for cell toxicity by Villamil Giraldo, A. -M, Eriksson, I., Wennmalm, Stefan, Fyrner, T., Ederth, T., Öllinger, K.

“…O-methyl-serine dodecylamine hydrochloride (MSDH) is a detergent that accumulates selectively in lysosomes, a so-called lysosomotropic detergent, with…”
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Microscopic Analysis of Lysosomal Membrane Permeabilization by Giraldo, Ana Maria Vilamill, Öllinger, Karin, Loitto, Vesa

“…Lysosomes and lysosomal proteases have been found to participate during several forms of cell death pathways including apoptosis. A critical step in the…”
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Corrigendum to “Stoichiometry of lipid–protein interaction assessed by hydrophobic photolabeling” [FEBS Lett. 580 (2006) 607–612] by Giraldo, Ana María Villamil, Castello, Pablo Raúl, Flecha, F. Luis González, Moeller, Jesper V., Delfino, José María, Rossi, Juan Pablo F.C.

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Spontaneous Vesiculation and pH-Induced Disassembly of a Lysosomotropic Detergent: Impacts on Lysosomotropism and Lysosomal Delivery by Villamil Giraldo, Ana M, Fyrner, Timmy, Wennmalm, Stefan, Parikh, Atul N, Öllinger, Karin, Ederth, Thomas

“…Lysosomotropic detergents (LDs) selectively rupture lysosomal membranes through mechanisms that have yet to be characterized. A consensus view, currently,…”
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A New Conformation in SERCA and PMCA Ca2+ Pumps Revealed by a Photoactivatable Phospholipidic Probe by Mangialavori, Irene C., Villamil Giraldo, Ana Maria, Marino Buslje Marino Buslje, Cristina, Gomes, Mariela Ferreira, Caride, Ariel, Rossi, Juan Pablo F.C.

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