Search Results - "Sakamoto, Taiichi"
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Specific inhibition of FGF5-induced cell proliferation by RNA aptamers
Published in Scientific reports (03-02-2021)“…Fibroblast growth factor 5 (FGF5) is a crucial regulator of hair growth and an oncogenic factor in several human cancers. To generate FGF5 inhibitors, we…”
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Homo-trimeric structure of the ribonuclease for rRNA processing, FAU-1, from Pyrococcus furiosus
Published in Journal of biochemistry (Tokyo) (01-02-2024)“…Crystal structure of a ribonuclease for rRNA processing, FAU-1, from Pyrococcus furiosus was determined with the resolution of 2.57 Å in a homo-trimeric form…”
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3
Binding interaction analysis of RNA aptamer-Fc region of human immunoglobulin G using fragment molecular orbital calculation
Published in Chemical physics letters (01-01-2020)“…[Display omitted] •Base flipping conformation of the G7 nucleotide of the RNA aptamer is critical for hFc1 binding.•Base-flipped G7 nucleotide shows robust…”
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Structural basis for the interaction between the first SURP domain of the SF3A1 subunit in U2 snRNP and the human splicing factor SF1
Published in Protein science (01-10-2022)“…SURP domains are exclusively found in splicing‐related proteins in all eukaryotes. SF3A1, a component of the U2 snRNP, has two tandem SURP domains, SURP1, and…”
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A G‐quadruplex‐forming RNA aptamer binds to the MTG8 TAFH domain and dissociates the leukemic AML1‐MTG8 fusion protein from DNA
Published in FEBS letters (01-11-2020)“…MTG8 (RUNX1T1) is a fusion partner of AML1 (RUNX1) in the leukemic chromosome translocation t(8;21). The AML1‐MTG8 fusion gene encodes a chimeric transcription…”
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NMR monitoring of the SELEX process to confirm enrichment of structured RNA
Published in Scientific reports (21-03-2017)“…RNA aptamers are RNA molecules that bind to a target molecule with high affinity and specificity using uniquely-folded tertiary structures. RNA aptamers are…”
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Structural and molecular basis for hyperspecificity of RNA aptamer to human immunoglobulin G
Published in RNA (Cambridge) (01-06-2008)“…Potential applications for functional RNAs are rapidly expanding, not only to address functions based on primary nucleotide sequences, but also by RNA aptamer,…”
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Polyamines stimulate the CHSY1 synthesis through the unfolding of the RNA G-quadruplex at the 5'-untraslated region
Published in Biochemical journal (06-12-2018)“…Glycosaminoglycans (GAGs), a group of structurally related acidic polysaccharides, are primarily found as glycan moieties of proteoglycans (PGs). Among these,…”
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Conformational plasticity of RNA for target recognition as revealed by the 2.15 Å crystal structure of a human IgG-aptamer complex
Published in Nucleic acids research (01-11-2010)“…Aptamers are short single-stranded nucleic acids with high affinity to target molecules and are applicable to therapeutics and diagnostics. Regardless of an…”
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Development of the 12-Base Short Dimeric Myogenetic Oligodeoxynucleotide That Induces Myogenic Differentiation
Published in Biotech (Basel) (25-04-2024)“…A myogenetic oligodeoxynucleotide (myoDN), iSN04 (5'-AGA TTA GGG TGA GGG TGA-3'), is a single-stranded 18-base telomeric DNA that serves as an anti-nucleolin…”
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Altered‐specificity mutants of the HIV Rev arginine‐rich motif‐RRE IIB interaction
Published in Journal of molecular recognition (01-06-2020)“…Arginine‐rich motifs (ARMs) bind RNA structures with high affinity and specificity, and the human immunodeficiency virus (HIV) exploits ARM‐RNA interactions to…”
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Two stems with different characteristics and an internal loop in an RNA aptamer contribute to spermine-binding
Published in Journal of biochemistry (Tokyo) (01-02-2017)“…Though polyamines (putrescine, spermidine, and spermine) bind to the specific position in RNA molecules, interaction mechanisms are poorly understood. SELEX…”
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Amelioration of Alzheimer's Disease by Gut-Pancreas-Liver-Brain Interaction in an App Knock-In Mouse Model
Published in Life (Basel, Switzerland) (27-12-2021)“…In this study, we observed disease progression, changes in the gut microbiota, and interactions among the brain, liver, pancreas, and intestine in a mouse…”
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A trifunctional, triangular RNA–protein complex
Published in FEBS letters (19-08-2015)“…•Three RNA segments were designed to produce a trifunctional triangular shaped RNP.•The protein-attached segments assemble to form the RNP via kissing loop…”
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15
Altering the orientation of a fused protein to the RNA-binding ribosomal protein L7Ae and its derivatives through circular permutation
Published in Biochemical and biophysical research communications (23-10-2015)“…RNA-protein complexes (RNPs) are useful for constructing functional nano-objects because a variety of functional proteins can be displayed on a designed RNA…”
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Conjugation of two RNA aptamers improves binding affinity to AML1 Runt domain
Published in Journal of biochemistry (Tokyo) (01-12-2017)“…To develop a high-affinity aptamer against AML1 Runt domain, two aptamers were conjugated based on their structural information. The newly designed aptamer…”
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Solution structure of a DNA mimicking motif of an RNA aptamer against transcription factor AML1 Runt domain
Published in Journal of biochemistry (Tokyo) (01-12-2013)“…AML1/RUNX1 is an essential transcription factor involved in the differentiation of hematopoietic cells. AML1 binds to the Runt-binding double-stranded DNA…”
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Mammalian Bcnt/Cfdp1, a potential epigenetic factor characterized by an acidic stretch in the disordered N-terminal and Ser250 phosphorylation in the conserved C-terminal regions
Published in Bioscience reports (01-08-2015)“…The BCNT (Bucentaur) superfamily is classified by an uncharacteristic conserved sequence of ∼80 amino acids (aa) at the C-terminus, BCNT-C (the conserved…”
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Characterization of a heat-stable enzyme possessing GTP-dependent RNA ligase activity from a hyperthermophilic archaeon, Pyrococcus furiosus
Published in RNA (Cambridge) (01-03-2009)“…Using an expression protein library of a hyperthermophilic archaeon, Pyrococcus furiosus, we identified a gene (PF0027) that encodes a protein with heat-stable…”
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Thermodynamic study of aptamers binding to their target proteins
Published in Biochimie (01-02-2018)“…Aptamers are nucleic acids that bind to a target molecule with high affinity and specificity, which are selected from systematic evolution of ligands by…”
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