Basic information

Full name
carbonic anhydrase 9
Ensembl
ENSG00000107159.13
Summary
Carbonic anhydrases (CAs) are a large family of zinc metalloenzymes that catalyze the reversible hydration of carbon dioxide. They participate in a variety of biological processes, including respiration, calcification, acid-base balance, bone resorption, and the formation of aqueous humor, cerebrospinal fluid, saliva, and gastric acid. They show extensive diversity in tissue distribution and in their subcellular localization. CA IX is a transmembrane protein and is one of only two tumor-associated carbonic anhydrase isoenzymes known. It is expressed in all clear-cell renal cell carcinoma, but is not detected in normal kidney or most other normal tissues. It may be involved in cell proliferation and transformation. This gene was mapped to 17q21.2 by fluorescence in situ hybridization, however, radiation hybrid mapping localized it to 9p13-p12. [provided by RefSeq, Jun 2014]
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
RNA5.6e-104-8.2e-29--7.2e-194.4e-316.3e-31-1.5e-7-
protein1.9e-32-4.4e-290.006-6.5e-94.9e-71.9e-4-0.361.5e-4-

* 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
BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC01234567891011121314log2(RSEM+1)tumornormal
Protein expression
BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC181920212223242526272829log2(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

BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC024681012141618202224260-2-4-6-8-10-12-14-16-18-20-22-24-26Pan-cancer01020304050607080901001100-10-20-30-40-50-60-70-80-90-100-110proteinRNASCNVclinicalpathwaycell 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 CA9 with phenotypes and mutations

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Signed p-values
Phenotype
Meta P
BRCA
CCRCC
COAD
GBM
HNSCC
LSCC
LUAD
OV
PDAC
UCEC
PROGENy: Hypoxia5.5e-692.2e-164.4e-97.4e-42.2e-162.2e-162.2e-161.3e-33.4e-51.5e-33.8e-3
HALLMARK_GLYCOLYSIS2.5e-164.8e-5-0.671.6e-31.9e-109.0e-41.3e-30.290.238.4e-30.18
HALLMARK_HYPOXIA2.2e-158.4e-40.01-0.482.2e-163.3e-33.7e-40.280.090.10.43
Tumor Purity (WGS)7.6e-7-2.1e-8--0.050.067-0.940.095-4.4e-31.5e-3
PERT-PSP_EGF3.9e-50.0140.68-0.0639.8e-53.3e-34.9e-4-0.650.26-0.670.15
cibersort: Mast cell resting4.1e-50.059-0.650.360.0334.5e-30.390.230.26.9e-3-0.69
KINASE-PSP_ERK2/MAPK18.4e-57.8e-3-0.46-0.029.4e-43.1e-30.0260.0260.540.780.23
PROGENy: PI3K9.9e-50.52-0.130.218.4e-41.4e-30.0280.180.012-0.270.64
cibersort: Neutrophil1.6e-4-0.76-0.52-0.834.0e-40.120.110.30.0590.0910.069
KINASE-PSP_Akt1/AKT11.9e-4-0.740.063-0.0610.0481.1e-31.4e-40.240.130.820.86
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 CA9

BRCA0.67-0.000.00proteinmRNASCNVmethylationCCRCC0.840.250.26proteinmRNASCNVmethylationCOAD0.810.210.21proteinmRNASCNVmethylationGBM0.810.110.19proteinmRNASCNVmethylationHNSCC0.89-0.010.00proteinmRNASCNVmethylationLSCC0.880.170.11proteinmRNASCNVmethylationLUAD0.700.130.16proteinmRNASCNVmethylationOV0.670.390.31proteinmRNASCNVmethylationPDAC0.840.150.16proteinmRNASCNVmethylationUCEC0.69-0.040.07proteinmRNASCNVmethylation

* 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 CA9 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.