蛋白 酶
如果
分類
编辑
絲 氨酸蛋白 酶(Serine proteases) -使用 丝氨酸 醇 - 苏氨
酸 蛋白 酶(Threonine proteases)-使用 蘇 胺酸仲 醇 半 胱氨酸 蛋白 酶(Cysteine proteases) -使用 半 胱氨酸 硫醇天 冬 氨酸蛋白 酶(Aspartic acid proteases)-使用 天 冬 氨酸羧酸金屬 蛋白 酶(Metalloproteases) -使用 金属 ,通常 是 锌[3][4]谷 氨酸蛋白 酶(Glutamic acid proteases)-使用 谷 氨酸羧酸天 门冬酰胺肽裂解 酶(Asparagine peptide lyase) -使用 天 门冬酰胺進行 消 除 反應 (不 需要 水 )
1993
酶的功 能 和 機 制
编辑
催化
编辑催化
天 門 冬 胺酸、谷 氨酸和金 屬 蛋白 酶激活 水分 子 ,對 肽鍵進行 親 核 攻擊 以將其水 解 。絲 胺酸、蘇 胺酸和 半 胱氨酸 蛋白 酶使用 親 核 殘 基 (通常 在 催化三 聯 體 中 )。此殘基 進行 親 核 攻擊 ,將 蛋白 酶與底 物 蛋白 共 價 連接 ,並 釋放 產物 的 前半 部 。然 後 ,這種共 價 酰基酶中間 體 被 活 化 水 水 解 ,透過 釋放 產物 的 後半 部 並 再生 遊離 酶來完成 催化作用 。
特異 性
编辑
降 解 和 自 溶
编辑
蛋白 酶的生物 多樣 性
编辑
用途
编辑
抑制 劑
编辑
其他
参 见
编辑
参考 文献
编辑
- ^
存 档副本 . [2022-11-11]. (原始 内容 存 档于2022-05-13). - ^ López-Otín C, Bond JS. Proteases: multifunctional enzymes in life and disease. The Journal of Biological Chemistry. November 2008, 283 (45): 30433–30437. PMC 2576539 . PMID 18650443. doi:10.1074/jbc.R800035200 .
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- ^ 4.0 4.1 Shen Y, Joachimiak A, Rosner MR, Tang WJ. Structures of human insulin-degrading enzyme reveal a new substrate recognition mechanism. Nature. October 2006, 443 (7113): 870–874. Bibcode:2006Natur.443..870S. PMC 3366509 . PMID 17051221. doi:10.1038/nature05143.
- ^ Radzicka A, Wolfenden R. Rates of Uncatalyzed Peptide Bond Hydrolysis in Neutral Solution and the Transition State Affinities of Proteases. Journal of the American Chemical Society. July 1996, 118 (26): 6105–6109. doi:10.1021/ja954077c.
To assess the relative proficiencies of enzymes that catalyze the hydrolysis of internal and C-terminal peptide bonds [...]
- ^ Oda K. New families of carboxyl peptidases: serine-carboxyl peptidases and glutamic peptidases. Journal of Biochemistry. January 2012, 151 (1): 13–25. PMID 22016395. doi:10.1093/jb/mvr129 .
- ^ Rawlings ND, Barrett AJ. Evolutionary families of peptidases. The Biochemical Journal. February 1993, 290 (Pt 1): 205–218. PMC 1132403 . PMID 8439290. doi:10.1042/bj2900205.
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- ^ Barrett AJ, Rawlings ND, Woessnerd JF. Handbook of proteolytic enzymes 2nd. London, UK: Elsevier Academic Press. 2004. ISBN 978-0-12-079610-6.
- ^ Hooper NM (编). Proteases in biology and medicine. London: Portland Press. 2002. ISBN 978-1-85578-147-4.
- ^ Feijoo-Siota L, Villa TG. Native and Biotechnologically Engineered Plant Proteases with Industrial Applications. Food and Bioprocess Technology. 28 September 2010, 4 (6): 1066–1088. S2CID 84748291. doi:10.1007/s11947-010-0431-4.
- ^ Sabotič, J; Kos, J. Microbial and fungal protease inhibitors--current and potential applications.. Applied microbiology and biotechnology. 2012-02, 93 (4): 1351–75 [2019-12-13]. PMID 22218770. doi:10.1007/s00253-011-3834-x. (
原始 内容 存 档于2020-03-15). - ^ Lee, YH; Tominaga, M; Hayashi, R; Sakamoto, K; Yamada, O; Akita, O. Aspergillus oryzae strains with a large deletion of the aflatoxin biosynthetic homologous gene cluster differentiated by chromosomal breakage.. Applied microbiology and biotechnology. 2006-09, 72 (2): 339–45 [2019-12-13]. PMID 16673111. doi:10.1007/s00253-005-0282-5. (
原始 内容 存 档于2020-03-15). - ^ te Biesebeke, R; Record, E; van Biezen, N; Heerikhuisen, M; Franken, A; Punt, PJ; van den Hondel, CA. Branching mutants of Aspergillus oryzae with improved amylase and protease production on solid substrates.. Applied microbiology and biotechnology. 2005-11, 69 (1): 44–50 [2019-12-13]. PMID 15909137. doi:10.1007/s00253-005-1968-4. (
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原始 内容 存 档于2020-03-15). - ^ Puente XS, López-Otín C. A genomic analysis of rat proteases and protease inhibitors. Genome Research. April 2004, 14 (4): 609–622. PMC 383305 . PMID 15060002. doi:10.1101/gr.1946304.