Mostra el registre d'ítem simple
Pair interactions among ternary DPPC/POPC/cholesterol mixtures in liquid-ordered and liquid-disordered phases
dc.contributor.author | Yang, Jing |
dc.contributor.author | Martí Rabassa, Jordi |
dc.contributor.author | Calero Borrallo, Carles |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament de Física |
dc.date.accessioned | 2016-07-08T15:21:15Z |
dc.date.available | 2017-04-13T00:30:58Z |
dc.date.issued | 2016-04-12 |
dc.identifier.citation | Yang, J., Marti, J., Calero, C. Pair interactions among ternary DPPC/POPC/cholesterol mixtures in liquid-ordered and liquid-disordered phases. "Soft matter", 12 Abril 2016, vol. 12, núm. 20, p. 4557-4561. |
dc.identifier.issn | 1744-683X |
dc.identifier.uri | http://hdl.handle.net/2117/88633 |
dc.description.abstract | Saturated phospholipids, unsaturated phospholipids, and cholesterol are essential components of cell membranes, making the understanding of their mutual interactions of great significance. We have performed microsecond molecular dynamics simulations on the ternary mixtures of DPPC/POPC/cholesterol to systematically examine lipid-lipid and cholesterol-lipid interactions in the liquid-ordered and the liquid-disordered phases. The results show that there exists a competition between the tighter packing of cholesterol-lipid and the looser packing of lipid-lipid as the membrane changes from the liquid-disordered phase to the liquid-ordered phase. Depending on the lipid saturation, the favor of lipid-lipid interactions is in the order of saturated-saturated > monounsaturated-monounsaturated > saturated-monounsaturated. Cholesterol-saturated lipid interactions are more favorable than cholesterol-monounsaturated lipid ones. The results are consistent with the push-pull forces derived from experiments and give general insights into the interactions among membrane components. |
dc.format.extent | 5 p. |
dc.language.iso | eng |
dc.rights.uri | http://creativecommons.org/licenses/by-nc-nd/3.0/es/ |
dc.subject | Àrees temàtiques de la UPC::Física |
dc.subject.lcsh | Molecular dynamics--Simulation methods |
dc.subject.lcsh | Bilayer lipid membranes |
dc.subject.lcsh | Membranes (Biology) |
dc.subject.lcsh | Cholesterol |
dc.subject.other | Molecular-dynamics simulations |
dc.subject.other | Lipid raft formation |
dc.subject.other | phospholipid-bilayers |
dc.subject.other | Biological-membranes |
dc.subject.other | Force-field |
dc.subject.other | Cholesterol |
dc.subject.other | Charmm |
dc.subject.other | Model |
dc.subject.other | Interface |
dc.subject.other | Algorithm |
dc.title | Pair interactions among ternary DPPC/POPC/cholesterol mixtures in liquid-ordered and liquid-disordered phases |
dc.type | Article |
dc.subject.lemac | Dinàmica molecular -- Simulació per ordinador |
dc.subject.lemac | Membranes (Biologia) |
dc.subject.lemac | Colesterol |
dc.contributor.group | Universitat Politècnica de Catalunya. SIMCON - First-principles approaches to condensed matter physics: quantum effects and complexity |
dc.identifier.doi | 10.1039/c6sm00345a |
dc.relation.publisherversion | http://pubs.rsc.org/en/content/articlepdf/2016/sm/c6sm00345a |
dc.rights.access | Open Access |
local.identifier.drac | 18299973 |
dc.description.version | Postprint (author's final draft) |
local.citation.author | Yang, J.; Marti, J.; Calero, C. |
local.citation.publicationName | Soft matter |
local.citation.volume | 12 |
local.citation.number | 20 |
local.citation.startingPage | 4557 |
local.citation.endingPage | 4561 |
Fitxers d'aquest items
Aquest ítem apareix a les col·leccions següents
-
Articles de revista [2.208]
-
Articles de revista [383]