Basic information

Full name
cathepsin L
Ensembl
ENSG00000135047.15
Summary
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 elastase activity. The encoded protein has been implicated in several pathologic processes, including myofibril necrosis in myopathies and in myocardial ischemia, and in the renal tubular response to proteinuria. This protein, which is a member of the peptidase C1 family, is a dimer composed of disulfide-linked heavy and light chains, both produced from a single protein precursor. Additionally, this protein cleaves the S1 subunit of the SARS-CoV-2 spike protein, which is necessary for entry of the virus into the cell. [provided by RefSeq, Aug 2020]
Annotation
Druggable target (Tier T3)

Protein product

Phosphosites on the primary protein product
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Tumor and normal comparison

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Signed p-values
Data type
Meta P
BRCA
CCRCC
COAD
GBM
HNSCC
LSCC
LUAD
OV
PDAC
UCEC
RNA8.6e-12-2.1e-13--7.7e-13-4.3e-30.33-8.4e-3-
protein-2.6e-20--9.6e-22-3e-17-0.53-2e-22-5.8e-80.384.3e-12-0.18

* P-values are from Wilcoxon rank sum test and can be clicked to show the box plots. Positive values mean higher abundance in tumor. BRCA and GBM do not have normal samples.

mRNA expression at gene level
BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC8.599.51010.51111.51212.51313.51414.515log2(RSEM+1)tumornormal
Protein expression
BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC21.52222.52323.52424.52525.52626.52727.528log2(MS1 intensity)tumornormal

* Mild outlier: filled circle; Extreme outlier: empty circle.

Phenotype and mutation association

Manhattan plot summarizing associations of phenotypes and mutations across all cohorts and omics data types

BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC0246810121416182022242628300-2-4-6-8-10-12-14-16-18-20-22-24-26-28-30Pan-cancer0204060801001201400-20-40-60-80-100-120-140proteinRNASCNVclinicalpathwaycell typegenomicmutation-log10 of P-value

* Data points of significant associations above and below the dotted lines can be hovered to show the phenotype.

Associations of the protein abundance of CTSL with phenotypes and mutations

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Signed p-values
Phenotype
Meta P
BRCA
CCRCC
COAD
GBM
HNSCC
LSCC
LUAD
OV
PDAC
UCEC
xcell: Macrophage5.6e-679.8e-92.2e-162.8e-42.2e-161.5e-61e-181.3e-32.7e-43.3e-41.7e-6
HALLMARK_IL6_JAK_STAT3_SIGNALING4.5e-612.2e-161.5e-55.4e-42.2e-162.2e-162.2e-160.020.026.2e-33.7e-5
ESTIMATE: ImmuneScore1.3e-602.2e-169.2e-78.4e-52.2e-165.1e-92.2e-160.0233.4e-30.0184.3e-7
HALLMARK_ALLOGRAFT_REJECTION1.5e-582.2e-163.1e-63.2e-42.2e-163.8e-92.2e-160.0236.3e-32.1e-33.2e-5
HALLMARK_COMPLEMENT1.6e-556.1e-101.8e-51.9e-52.2e-163.7e-92.2e-162.6e-39.1e-30.082e-7
HALLMARK_INFLAMMATORY_RESPONSE3.5e-552.2e-161.5e-44.4e-42.2e-161.1e-92.2e-160.0140.0270.0049.2e-5
HALLMARK_IL2_STAT5_SIGNALING1.1e-532.2e-168.4e-46.3e-62.2e-162.2e-162.2e-160.0850.0550.51.6e-4
ESTIMATE: ESTIMATEScore6.9e-534.9e-74.5e-56.2e-72.2e-166.1e-102.2e-160.0565.7e-30.0173.4e-6
xcell: immune score7.3e-536.2e-82.3e-81.3e-32.2e-162.8e-72.2e-160.0616.8e-34.3e-46.0e-6
xcell: Macrophage M19.8e-522.1e-95.5e-96.3e-52.2e-164.2e-72.2e-160.0112.2e-30.492.0e-5
Showing 1 to 10 of 256 rows

* P-values could be from test for Spearman correlation, Wilcoxon rank sum test, Jonckheere-Terpstra trend test or Cox regression depending on the data type. P-values for individual cohorts can be clicked to show the data plots. The matrix icons in each row can be clicked to show a heatmap summary of associations across all cohorts and omics. The rows in the table can be expanded to show results from other omics.

Cis-association

Associations between omics data of CTSL

BRCA0.480.070.05proteinmRNASCNVmethylationCCRCC0.430.300.060.01-0.10-0.25proteinmRNASCNVmethylationCOAD0.390.120.07proteinmRNASCNVmethylationGBM0.800.110.050.020.040.11proteinmRNASCNVmethylationHNSCC0.500.090.08-0.120.090.08proteinmRNASCNVmethylationLSCC0.770.23-0.090.14-0.02-0.10proteinmRNASCNVmethylationLUAD0.410.120.140.110.220.07proteinmRNASCNVmethylationOV0.520.110.31proteinmRNASCNVmethylationPDAC0.410.080.10-0.020.070.05proteinmRNASCNVmethylationUCEC0.530.35-0.020.340.05-0.12proteinmRNASCNVmethylation

* The numbers are Spearman correlation coefficients and can be clicked to show the scatter plots. The color and size of the circles correlate with the coefficients.

Trans-association

Associations of the protein abundance of CTSL and the protein abundance of other genes

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Signed p-values
Gene
Meta P
BRCA
CCRCC
COAD
GBM
HNSCC
LSCC
LUAD
OV
PDAC
UCEC
No matching records found

* P-values are from test for Spearman correlation. P-values for individual cohorts can be clicked to show the data plots. The matrix icons in each row can be clicked to show a heatmap summary of associations across all cohorts and omics. The rows in the table can be expanded to show results from other omics.

Gene set enrichment analysis

Submit genes and the common logarithm of the p-values of their association with to WebGestalt.