Synthesized peptide derived from the Internal region of human Cathepsin L.
Alternative Synonym:
CTSL1, CTSL, Cathepsin L1, Major excreted protein, MEP
The protein encoded by this gene is a lysosomal cysteine proteinase that plays a major role in intracellular protein catabolism. Its substrates include collagen and elastin, as well as alpha-1 protease inhibitor, a major controlling element of neutrophil
