3.4.23.36 additional information indispensability of the cysteine residue for modification and processing, glycine at the -1 position can be replaced by alanine or serine, however, mutant prolipoprotein with leucine or isoleucine substitution at the -1 position are modified and consequently not processed, whereas a glycine to threonine substitution at the -1 position allows modification at a slower rate, but does not allow processing of the lipid-modified mutant prolipoprotein Escherichia coli ? - ? 89 3.4.23.36 additional information indispensability of the cysteine residue for modification and processing, glycine at the -1 position can be replaced by alanine or serine, however, mutant prolipoprotein with leucine or isoleucine substitution at the -1 position are modified and consequently not processed, whereas a glycine to threonine substitution at the -1 position allows modification at a slower rate, but does not allow processing of the lipid-modified mutant prolipoprotein Escherichia coli B / ATCC 11303 ? - ? 89 3.4.23.36 additional information lipoprotein processing by LspA is required for virulence of the organism and acts as virulence determinant of tuberculosis Mycobacterium tuberculosis ? - ? 89 3.4.23.36 additional information lipoprotein processing by LspA is required for virulence of the organism and acts as virulence determinant of tuberculosis Mycobacterium tuberculosis H37Rv ? - ? 89 3.4.23.36 additional information no activity with tumor necrosis factor-alpha, neuregulin 1 type III and Bri2 Mus musculus ? - ? 89 3.4.23.36 additional information not: unmodified precursor of the major lipoprotein Escherichia coli ? - ? 89 3.4.23.36 additional information processing of prolipoproteins seems to be conserved among different bacterial species, and requires type II signal peptidase mediated cleavage of the N-terminal signal peptide to form the mature lipoprotein. Deletion of Sp0928 prevented processing of Streptococcus pneumoniae prolipoproteins to mature lipoproteins Streptococcus pneumoniae ? - ? 89 3.4.23.36 additional information processing of the lipid-modified prolipoproteins Escherichia coli ? - ? 89 3.4.23.36 additional information processing of the lipid-modified prolipoproteins Escherichia coli B / ATCC 11303 ? - ? 89 3.4.23.36 additional information signal peptidases are integral components of the secretory pathway Escherichia coli ? - ? 89