Signal peptidase II EC#: 3.4.23.36; ChemWhat Code: 1380903

Product Name Signal peptidase II
Example Structure Example Structure of Signal peptidase II EC#: 3.4.23.36
Synonyms EC 3.4.99.35, Leader peptidase II, lipoprotein signal peptidase, lipoprotein signal peptidase II, lipoprotein-specific (typeII) signal peptidase, lipoprotein-specific signal peptidase, lipoprotein-specific type II signal peptidase, LspA, More, Premurein leader peptidase, Premurein leader proteinase, Premurein-leader peptidase, Prolipoprotein signal peptidase, Proteinase, premurein leader, Sp0928, SPase II, SpiI, type II signal peptidase
EC Number 3.4.23.36
CAS Registry Number 171715-14-3
Comments An 18-kDa enzyme present in bacterial inner membranes. Inhibited by pepstatin and the antibiotic globomycin. Type example of peptidase family?A8. Formerly EC?3.4.99.35.
Cofactor
History
Reactions Release of signal peptides from bacterial membrane prolipoproteins. Hydrolyzes -Xaa-Yaa-Zaa-|-(S,diacylglyceryl)Cys-, in which Xaa is hydrophobic (preferably Leu), and Yaa (Ala or Ser) and Zaa (Gly or Ala) have small, neutral side chains.

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