User profiles for Takatsugu Hirokawa

Takatsugu Hirokawa

Molecular Profiling Research Center for Drug Discovery (molprof), National Institute of …
Verified email at aist.go.jp
Cited by 8273

Ubiquitin is phosphorylated by PINK1 to activate parkin

…, Y Kimura, H Tsuchiya, H Yoshihara, T Hirokawa… - Nature, 2014 - nature.com
PINK1 (PTEN induced putative kinase 1) and PARKIN (also known as PARK2) have been
identified as the causal genes responsible for hereditary recessive early-onset Parkinsonism …

Structural basis for a broad but selective ligand spectrum of a mouse olfactory receptor: mapping the odorant-binding site

S Katada, T Hirokawa, Y Oka, M Suwa… - Journal of …, 2005 - Soc Neuroscience
The olfactory receptor (OR) superfamily provides a basis for the remarkable ability to
recognize and discriminate a large number of odorants. In mice, the superfamily includes ∼1000 …

Aryl hydrocarbon receptor suppresses intestinal carcinogenesis in ApcMin/+ mice with natural ligands

…, RS Pollenz, T Sakaki, T Hirokawa… - Proceedings of the …, 2009 - National Acad Sciences
Intestinal cancer is one of the most common human cancers. Aberrant activation of the
canonical Wnt signaling cascade, for example, caused by adenomatous polyposis coli (APC) …

Amphiphilicity index of polar amino acids as an aid in the characterization of amino acid preference at membrane–water interfaces

S Mitaku, T Hirokawa, T Tsuji - Bioinformatics, 2002 - academic.oup.com
Motivation: An amphiphilicity index of amino acid residues was developed for improving the
method of transmembrane helix prediction. Results: The transfer energy of a hydrocarbon …

[HTML][HTML] Multiple functions of precursor BDNF to CNS neurons: negative regulation of neurite growth, spine formation and cell survival

…, K Uegaki, G Nagappan, E Zaitsev, T Hirokawa… - Molecular brain, 2009 - Springer
Background Proneurotrophins and mature neurotrophins elicit opposite effects via the p75
neurotrophin receptor (p75 NTR ) and Trk tyrosine kinase receptors, respectively; however …

[PDF][PDF] Potential anti-COVID-19 agents, cepharanthine and nelfinavir, and their usage for combination treatment

…, W Saso, K Shionoya, S Iwanami, T Hirokawa… - Iscience, 2021 - cell.com
Antiviral treatments targeting the coronavirus disease 2019 are urgently required. We
screened a panel of already approved drugs in a cell culture model of severe acute respiratory …

Alterations of structure and hydrolase activity of parkinsonism-associated human ubiquitin carboxyl-terminal hydrolase L1 variants

…, H Osaka, YL Wang, Y Hara, T Hirokawa… - Biochemical and …, 2003 - Elsevier
Ubiquitin carboxyl-terminal hydrolase L1 (UCH-L1) is a neuron-specific ubiquitin recycling
enzyme. A mutation at residue 93 and polymorphism at residue 18 within human UCH-L1 are …

Analysis of multiple compound–protein interactions reveals novel bioactive molecules

…, S Niijima, H Takematsu, T Ida, T Hirokawa… - Molecular systems …, 2011 - embopress.org
The discovery of novel bioactive molecules advances our systems‐level understanding of
biological processes and is crucial for innovation in drug development. For this purpose, the …

[HTML][HTML] Generation of KS-58 as the first K-Ras (G12D)-inhibitory peptide presenting anti-cancer activity in vivo

K Sakamoto, T Masutani, T Hirokawa - Scientific reports, 2020 - nature.com
Ras mutations (eg, occur in K-Ras, N-Ras, and H-Ras) are one of the most desirable and
promising drug targets in chemotherapy treatments for cancer. However, there are still no …

Ligand binding to human prostaglandin E receptor EP4 at the lipid-bilayer interface

…, Y Sugimoto, N Nomura, M Sato, T Hirokawa… - Nature chemical …, 2019 - nature.com
Prostaglandin E receptor EP4, a G-protein-coupled receptor, is involved in disorders such
as cancer and autoimmune disease. Here, we report the crystal structure of human EP4 in …