Basic information

Full name
major histocompatibility complex, class II, DP alpha 1
Ensembl
ENSG00000231389.7
Summary
HLA-DPA1 belongs to the HLA class II alpha chain paralogues. This class II molecule is a heterodimer consisting of an alpha (DPA) and a beta (DPB) chain, both anchored in the membrane. It plays a central role in the immune system by presenting peptides derived from extracellular proteins. Class II molecules are expressed in antigen presenting cells (APC: B lymphocytes, dendritic cells, macrophages). The alpha chain is approximately 33-35 kDa and its gene contains 5 exons. Exon one encodes the leader peptide, exons 2 and 3 encode the two extracellular domains, exon 4 encodes the transmembrane domain and the cytoplasmic tail. Within the DP molecule both the alpha chain and the beta chain contain the polymorphisms specifying the peptide binding specificities, resulting in up to 4 different molecules. [provided by RefSeq, Jul 2008]
Annotation
Druggable target (Tier T5)

Protein product

  • ENST00000419277.5 Primary ENSP00000393566.1 (0 phosphosite)
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-2.7e-3-3.7e-28--6.4e-4-3.9e-27-1.9e-6--5.6e-3-
protein0.014-3.4e-26-6.3e-3-1.2e-3-1.6e-15-1.8e-30.0943.3e-50.26

* 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
BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC891011121314151617log2(RSEM+1)tumornormal
Protein expression
BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC2222.52323.52424.52525.52626.52727.52828.529log2(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

BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC05101520253035400-5-10-15-20-25-30-35-40Pan-cancer0204060801001201401601802000-20-40-60-80-100-120-140-160-180-200proteinRNASCNVclinicalpathwaycell 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 HLA-DPA1 with phenotypes and mutations

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Signed p-values
Phenotype
Meta P
BRCA
CCRCC
COAD
GBM
HNSCC
LSCC
LUAD
OV
PDAC
UCEC
ESTIMATE: ImmuneScore4.1e-641.4e-61.2e-81.6e-71.5e-72.2e-162.2e-163.2e-45.2e-59.5e-67.8e-5
HALLMARK_ALLOGRAFT_REJECTION6.3e-643.8e-52.1e-83.8e-109.2e-72.2e-162.2e-166.1e-44.5e-61.0e-43.0e-5
xcell: immune score3.3e-508.3e-59.3e-89.6e-71.6e-62.2e-169e-93.7e-53.3e-33.1e-53.1e-3
ESTIMATE: ESTIMATEScore1.6e-471.1e-51.4e-42.0e-46.3e-72.2e-162.2e-160.0089.3e-41.7e-40.006
xcell: microenvironment score7.3e-476.5e-72.2e-32.4e-41.4e-62.2e-162.2e-161.3e-44.4e-36.6e-50.066
HALLMARK_IL6_JAK_STAT3_SIGNALING1.6e-425.8e-51.3e-41.6e-64.4e-51.7e-82.2e-160.0398.1e-43.5e-31.7e-5
HALLMARK_INTERFERON_GAMMA_RESPONSE5.2e-406.5e-47.7e-71.5e-75.0e-51e-81.3e-70.0377.1e-60.0271.1e-5
HALLMARK_COMPLEMENT1.7e-361.3e-49.6e-63.8e-41.5e-41.9e-72.2e-160.166.8e-49.8e-34.5e-4
xcell: T cell CD8+ central memory2.4e-361.1e-53e-91.5e-90.262.7e-101.3e-61.5e-44.1e-30.0010.23
HALLMARK_IL2_STAT5_SIGNALING2.8e-363.8e-51.9e-34.2e-42.7e-41.6e-92.2e-160.0119.9e-40.0163.7e-3
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 HLA-DPA1

BRCA0.660.050.06proteinmRNASCNVmethylationCCRCC0.720.420.160.500.18-0.08proteinmRNASCNVmethylationCOAD0.630.16-0.02proteinmRNASCNVmethylationGBM0.750.180.080.260.120.17proteinmRNASCNVmethylationHNSCC0.720.300.050.360.110.04proteinmRNASCNVmethylationLSCC0.770.130.040.050.030.01proteinmRNASCNVmethylationLUAD0.770.200.120.300.060.03proteinmRNASCNVmethylationOV0.690.210.24proteinmRNASCNVmethylationPDAC0.630.300.110.430.10-0.03proteinmRNASCNVmethylationUCEC0.720.40-0.090.18-0.110.13proteinmRNASCNVmethylation

* 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 HLA-DPA1 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.