Basic information

Full name
RAS p21 protein activator 1
Ensembl
ENSG00000145715.15
Summary
The protein encoded by this gene is located in the cytoplasm and is part of the GAP1 family of GTPase-activating proteins. The gene product stimulates the GTPase activity of normal RAS p21 but not its oncogenic counterpart. Acting as a suppressor of RAS function, the protein enhances the weak intrinsic GTPase activity of RAS proteins resulting in the inactive GDP-bound form of RAS, thereby allowing control of cellular proliferation and differentiation. Mutations leading to changes in the binding sites of either protein are associated with basal cell carcinomas. Mutations also have been associated with hereditary capillary malformations (CM) with or without arteriovenous malformations (AVM) and Parkes Weber syndrome. Alternative splicing results in two isoforms where the shorter isoform, lacking the N-terminal hydrophobic region but retaining the same activity, appears to be abundantly expressed in placental but not adult tissues. [provided by RefSeq, May 2012]
Annotation
Cancer driver (TSG)

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
RNA-0.4-3.2e-17---0.15-2.6e-19-2.5e-3-8.2e-4-
protein2.2e-7-2.2e-300.033-0.72-5.9e-110.35-0.183.6e-16-0.62

* 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
BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC88.599.51010.51111.51212.51313.5log2(RSEM+1)tumornormal
Protein expression
BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC2323.52424.52525.52626.527log2(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

BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC0123456789101112130-1-2-3-4-5-6-7-8-9-10-11-12-13Pan-cancer024681012141618200-2-4-6-8-10-12-14-16-18-20proteinRNASCNVclinicalpathwaycell 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 RASA1 with phenotypes and mutations

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Signed p-values
Phenotype
Meta P
BRCA
CCRCC
COAD
GBM
HNSCC
LSCC
LUAD
OV
PDAC
UCEC
HALLMARK_EPITHELIAL_MESENCHYMAL_TRANSITION4.3e-90.0650.0180.280.0240.0283.1e-30.79-0.711.4e-35.3e-3
HALLMARK_APICAL_JUNCTION7.6e-70.270.170.430.30.15.9e-30.026-0.950.0563.6e-3
HALLMARK_UV_RESPONSE_DN1.3e-60.120.390.140.140.120.0170.550.910.331.8e-5
HALLMARK_NOTCH_SIGNALING5.5e-60.960.90.0740.370.0540.0932.6e-30.520.358.7e-4
cibersort: Macrophage M26.8e-60.330.0550.160.470.960.031.5e-50.650.016-0.84
HALLMARK_TGF_BETA_SIGNALING7.6e-60.16-0.430.0560.410.0188.8e-4-0.470.950.0835.4e-5
PROGENy: MAPK1.1e-5-0.20.630.23.4e-4-0.680.10.033-0.461.2e-60.018
PROGENy: TGFb1.2e-50.045-0.770.36-0.50.0332.2e-4-0.0830.922.7e-32.2e-6
PROGENy: WNT3.2e-50.430.750.0570.85-0.750.26-0.10.383.3e-58.6e-9
PATH-NP_EGFR1_PATHWAY4.0e-5-0.570.370.170.281.7e-30.790.035-5.9e-30.21
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 RASA1

BRCA0.720.300.36proteinmRNASCNVmethylationCCRCC0.57-0.380.30-0.240.28-0.16proteinmRNASCNVmethylationCOAD0.820.440.48proteinmRNASCNVmethylationGBM0.61-0.130.04-0.120.11-0.11proteinmRNASCNVmethylationHNSCC0.78-0.100.58-0.210.74-0.18proteinmRNASCNVmethylationLSCC0.78-0.220.41-0.250.60-0.32proteinmRNASCNVmethylationLUAD0.80-0.060.50-0.180.62-0.21proteinmRNASCNVmethylationOV0.680.500.66proteinmRNASCNVmethylationPDAC0.800.140.110.020.24-0.04proteinmRNASCNVmethylationUCEC0.73-0.050.220.020.25-0.12proteinmRNASCNVmethylation

* 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 RASA1 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.