نتایج جستجو برای: acetylated alpha

تعداد نتایج: 206691  

Journal: :Angewandte Chemie 2021

Abstract Repulsive electrostatic forces between prion‐like proteins are a barrier against aggregation. In neuropharmacology, however, prion's net charge ( Z ) is not targeted parameter. Compounds that selectively boost prion remain unreported. Here, we synthesized compounds amplified the negative of misfolded superoxide dismutase‐1 (SOD1) by acetylating lysine‐NH 3 + in amyloid‐SOD1, without na...

Journal: :Glycobiology 2006
Chiye Sasaki Kjell M Vårum Yoshifumi Itoh Masahiro Tamoi Tamo Fukamizo

Sugar recognition specificities of class III (OsChib1a) and class I (OsChia1cDeltaChBD) chitinases from rice, Oryza sativa L., were investigated by analyzing (1)H- and (13)C-nuclear magnetic resonance spectra of the enzymatic products from partially N-acetylated chitosans. The reducing end residue of the enzymatic products obtained by the class III enzyme was found to be exclusively acetylated,...

Journal: :journal of agricultural science and technology 2010
b. mohebby

acetylation is a chemical modification of wood to enhance its properties. ir-spectroscopy is a useful technique for proofing chemical bondings in wood and the at-tenuated total reflection (atr) infrared spectroscopy technique was applied as an eas-ier technique over other ir-spectroscopies. in this research, different degrees of acetyla-tion, weight percentage gains (wpgs) in beech and pine min...

Journal: :Journal of Biological Chemistry 1958

2015
Klaus G Neumüller Adriana Carvalho de Souza Jozef HJ van Rijn Hugo Streekstra Harry Gruppen Henk A Schols

BACKGROUND Acetylation of the xylan backbone restricts the hydrolysis of plant poly- and oligosaccharides by hemicellulolytic enzyme preparations to constituent monosaccharides. The positional preferences and deacetylation efficiencies of acetyl esterases from seven different carbohydrate esterase (CE) families towards different acetylated xylopyranosyl units (Xylp) - as present in 4-O-methyl-g...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد 1388

شروع زود هنگام دیابت نوع دو را به صورت خانوادگی maturity-onset diabet of the young (mody) می گویند. جهش در شش ژن سبب انواع mody می شود. mody3 که به دلیل جهش در ژن (hepatic nuclear factor) hnf1-alpha ایجاد می شود، در بین انواع دیگر mody عمومیت بیشتری دارد. پروتئین hnf1-alpha یک فاکتور رونویسی است که در ترشح انسولین توسط سلول های بتا پانکراس نقش دارد. جهش در ژن hnf1-alpha سبب نقص در ترشح انسولی...

2013
Bo Liu Xin Gong Shaohong Chang Peng Sun Jun Wu

N(α)-terminal acetylation of peptides plays an important biological role but is rarely observed in prokaryotes. N(α)-terminal acetylated thymosin α1 (Tα1), a 28-amino-acid peptide, is an immune modifier that has been used in the clinic to treat hepatitis B and C virus (HBV/HCV) infections. We previously documented N(α)-terminal acetylation of recombinant prothymosin α (ProTα) in E. coli. Here w...

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