• The Arabidopsis (ASHH2) CW domain binds monomethylated K4 of the histone H3 tail through conformational selection 

      Dobrovolska, Olena; Brilkov, Maxim; Madeleine, Noëlly; Ødegaard-Fougner, Øyvind; Strømland, Øyvind; Martin, Stephen R.; De Marco, Valeria; Christodoulou, Evangelos; Teigen, Knut; Isaksson, Johan; Underhaug, Jarl; Reuter, Nathalie; Aalen, Reidunn B.; Aasland, Rein; Halskau, Øyvind (Journal article; Peer reviewed, 2020)
      Chromatin post‐translational modifications are thought to be important for epigenetic effects on gene expression. Methylation of histone N‐terminal tail lysine residues constitutes one of many such modifications, executed ...
    • Bioactive Metabolites of Marine Origin Have Unusual Effects on Model Membrane Systems 

      Jakubec, Martin; Totland, Christian; Rise, Frode; Chamgordani, Elahe Jafari; Paulsen, Britt; Maes, Louis; Matheeussen, An; Gundersen, Lise-Lotte; Halskau, Øyvind (Journal article; Peer reviewed, 2020)
      Marine sponges and soft corals have yielded novel compounds with antineoplastic and antimicrobial activities. Their mechanisms of action are poorly understood, and in most cases, little relevant experimental evidence is ...
    • Cholesterol-containing lipid nanodiscs promote an α-synuclein binding mode that accelerates oligomerization 

      Jakubec, Martin; Bariås, Espen; Furse, Samuel Robert; Govasli Larsen, Morten Andreas; George, Vinnit; Turcu, Diana Cornelia; Iashchishyn, Igor A.; Morozova-Roche, Ludmilla A.; Halskau, Øyvind (Journal article; Peer reviewed, 2021)
      Dysregulation of the biosynthesis of cholesterol and other lipids has been implicated in many neurological diseases, including Parkinson's disease. Misfolding of α-synuclein (α-Syn), the main actor in Parkinson's disease, ...
    • Detection of misfolded protein aggregates from a clinical perspective 

      Jakubec, Martin; Strømland, Øyvind; Furse, Samuel Robert; Halskau, Øyvind (Peer reviewed; Journal article, 2016)
      Neurodegenerative Protein Misfolding Diseases (PMDs), such as Alzheimer’s (AD), Parkinson’s (PD) and prion diseases, are generally difficult to diagnose before irreversible damage to the central nervous system damage has ...
    • Evidence that Listeria innocua modulates its membrane’s stored curvature elastic stress, but not fluidity, through the cell cycle 

      Furse, Samuel Robert; Jakubec, Martin; Rise, Frode; Williams, Huw E.; Rees, Catherine E.D.; Halskau, Øyvind (Peer reviewed; Journal article, 2017-08-14)
      This paper reports that the abundances of endogenous cardiolipin and phosphatidylethanolamine halve during elongation of the Gram-positive bacterium Listeria innocua. The lyotropic phase behaviour of model lipid systems ...
    • Fast and Quantitative Phospholipidomic Analysis of SH-SY5Y Neuroblastoma Cell Cultures Using LC-MS/MS and 31P NMR 

      Jakubec, Martin; Bariås, Espen; Kryuchkov, Fedor; Hjørnevik, Linda Veka; Halskau, Øyvind (Peer reviewed; Journal article, 2019)
      Global lipid analysis still lags behind proteomics with respect to the availability of databases, experimental protocols, and specialized software. Determining the lipidome of cellular model systems in common use is of ...
    • HAMLET forms annular oligomers when deposited with phoshpolipid monolayers 

      Baumann, Anne; Gjerde, Anja Underhaug; Ying, Ming; Svanborg, Catharina; Holmsen, Holm A.; Glomm, Wilhelm; Martinez, Aurora; Halskau, Øyvind (Peer reviewed; Journal article, 2012-04)
      Recently, the anticancer activity of human α-lactalbumin made lethal to tumor cells (HAMLET) has been linked to its increased membrane affinity in vitro, at neutral pH, and ability to cause leakage relative to the inactive ...
    • HAMLET interacts with lipid membranes and perturbs their structure and integrity 

      Mossberg, Ann-Kristin; Puchades, Maja; Halskau, Øyvind; Baumann, Anne; Lanekoff, Ingela; Chao, Yinxia; Martinez, Aurora; Svanborg, Catharina; Karlsson, Roger (Peer reviewed; Journal article, 2010-01-23)
      Background Cell membrane interactions rely on lipid bilayer constituents and molecules inserted within the membrane, including specific receptors. HAMLET (human α-lactalbumin made lethal to tumor cells) is a tumoricidal ...
    • The N-terminal sequence of tyrosine hydroxylase is a conformationally versatile motif that binds 14-3-3 proteins and membranes 

      Skjevik, Åge Aleksander; Mileni, Mauro; Baumann, Anne; Halskau, Øyvind; Teigen, Knut; Raymond C., Stevens; Martinez, Aurora (Peer reviewed; Journal article, 2014-01-09)
      Tyrosine hydroxylase (TH) catalyzes the rate-limiting step in the synthesis of catecholamine neurotransmitters, and a reduction in TH activity is associated with several neurological diseases. Human TH is regulated, among ...
    • The Peripheral Binding of 14-3-3γ to Membranes Involves Isoform-Specific Histidine Residues 

      Bustad, Helene J.; Skjærven, Lars; Ying, Ming; Halskau, Øyvind; Baumann, Anne; Rodriguez-Larrea, David; Costas, Miguel; Underhaug, Jarl; Sanchez-Ruiz, Jose M.; Martinez, Aurora (Peer reviewed; Journal article, 2012-11-26)
      Mammalian 14-3-3 protein scaffolds include seven conserved isoforms that bind numerous phosphorylated protein partners and regulate many cellular processes. Some 14-3-3-isoforms, notably γ, have elevated affinity for ...
    • Plasma-derived exosome-like vesicles are enriched in lyso-phospholipids and pass the blood-brain barrier 

      Jakubec, Martin; Maple-Grødem, Jodi; Akbari, Saleha; Nesse, Susanne; Halskau, Øyvind; Mork-Jansson, Astrid Elisabeth (Journal article; Peer reviewed, 2020)
      Exosomes are vesicles involved in intercellular communication. Their membrane structure and core content is largely dependent on the cell of origin. Exosomes have been investigated both for their biological roles and their ...
    • Two homologous neutrophil serine proteases bind to POPC vesicles with different affinities: When aromatic amino acids matter 

      Schillinger, Anne-Sophie; Grauffel, Cédric; Khan, Hanif Muhammad; Halskau, Øyvind; Reuter, Nathalie (Peer reviewed; Journal article, 2014-12)
      Neutrophil serine proteases Proteinase 3 (PR3) and human neutrophil elastase (HNE) are homologous antibiotic serine proteases of the polymorphonuclear neutrophils. Despite sharing a 56% sequence identity they have been ...
    • α-lactalbumin: oleic acid complex spontaneously delivers oleic acid to artificial and erythrocyte membranes 

      Wen, Hanzhen; Strømland, Øyvind; Halskau, Øyvind (Peer reviewed; Journal article, 2015-08-19)
      Human α-lactalbumin made lethal to tumor cells (HAMLET) is a tumoricidal complex consisting of human α-lactalbumin and multiple oleic acids (OAs). OA has been shown to play a key role in the activity of HAMLET and its ...