CTSC GI:167000671 cathepsin C isoform c precursor 1 mgagpsllla alllllsgdg avrcdtpanc tyldllgtwv fqvgssgsqr 50 51 dvncsvmgpq ekkvvvylqk ldtayddlgn sghftiiynq gfeivlndyk 100 101 wfaffkdvtd fishlfmqlg tvgiydlphl rnklamnrrw g