| 词条 | Helper-component proteinase |
| 释义 |
| Name = Helper-component proteinase | EC_number = 3.4.22.45 | CAS_number = 124566-20-7 | IUBMB_EC_number = 3/4/22/45 | GO_code = | image = | width = | caption = }}Helper-component proteinase ({{EC number|3.4.22.45}}, HC-Pro) is an enzyme.[1][2] This enzyme catalyses the following chemical reaction Hydrolyses a Gly-Gly bond at its own C-terminus, commonly in the sequence -Tyr-Xaa-Val-Gly-Gly, in the processing of the potyviral polyprotein This enzyme is present in many potyviruses. References1. ^{{cite journal | vauthors = Kasschau KD, Carrington JC | title = Requirement for HC-Pro processing during genome amplification of tobacco etch potyvirus | journal = Virology | volume = 209 | issue = 1 | pages = 268–73 | date = May 1995 | pmid = 7747479 | doi = 10.1006/viro.1995.1254 }} 2. ^{{cite book | chapter = Potyvirus helper component proteinase | title = Handbook of Proteolytic Enzymes |author1 = Verchot, J. |year = 1998 |volume = |pages = 677–679 |editor = Barrett, A.J. |editor2 =Rawlings, N.D. |editor3 =Woessner, J.F. |edition = |publisher = Handbook of Proteolytic Enzymes |location = London }} External links
1 : EC 3.4.22 |
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