Basic information

Full name
diazepam binding inhibitor, acyl-CoA binding protein
Ensembl
ENSG00000155368.16
Summary
This gene encodes diazepam binding inhibitor, a protein that is regulated by hormones and is involved in lipid metabolism and the displacement of beta-carbolines and benzodiazepines, which modulate signal transduction at type A gamma-aminobutyric acid receptors located in brain synapses. The protein is conserved from yeast to mammals, with the most highly conserved domain consisting of seven contiguous residues that constitute the hydrophobic binding site for medium- and long-chain acyl-Coenzyme A esters. Diazepam binding inhibitor is also known to mediate the feedback regulation of pancreatic secretion and the postprandial release of cholecystokinin, in addition to its role as a mediator in corticotropin-dependent adrenal steroidogenesis. Three pseudogenes located on chromosomes 6, 8 and 16 have been identified. Multiple transcript variants encoding different isoforms have been described for this gene. [provided by RefSeq, Jul 2008]

Protein product

  • ENST00000355857.7 Primary ENSP00000348116.3 (5 phosphosites)
  • ENST00000627305.2
  • ENST00000542275.5
  • ENST00000627093.2
  • ENST00000535757.5
  • ENST00000311521.8
  • ENST00000409094.5
  • ENST00000535617.5
  • ENST00000393103.2
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-2.6e-14--6.1e-10---9.9e-170.91-2.5e-6-0.04-
protein-6.6e-30--2.6e-21-3.4e-3--3.9e-21-2.9e-10-2.9e-12-0.0240.795.7e-7

* 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
BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC99.51010.51111.51212.51313.51414.51515.516log2(RSEM+1)tumornormal
Protein expression
BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC1920212223242526272829303132log2(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

BRCACCRCCCOADGBMHNSCCLSCCLUADOVPDACUCEC024681012140-2-4-6-8-10-12-14Pan-cancer0510152025303540450-5-10-15-20-25-30-35-40-45proteinRNASCNVclinicalpathwaycell 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 DBI 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_BILE_ACID_METABOLISM2.9e-116.6e-60.0110.330.341.5e-80.0080.450.240.018-0.57
HALLMARK_FATTY_ACID_METABOLISM1.4e-82.3e-80.031-0.52-0.286.7e-52.1e-40.580.250.130.31
HALLMARK_PEROXISOME2.3e-72.3e-40.0180.5-0.0972.1e-60.0370.40.135.4e-3-0.5
HALLMARK_HEME_METABOLISM2.1e-50.0150.20.74-0.394.5e-30.150.0170.470.0740.26
PROGENy: Androgen3.7e-42.2e-4-0.096-0.890.0760.0770.0280.075-0.280.0190.57
xcell: T cell CD4+ memory5.8e-4-0.850.260.32-0.820.330.779.9e-30.0940.0060.36
xcell: B cell plasma6.6e-4-0.580.530.232.1e-30.380.450.770.390.759.5e-4
xcell: T cell CD8+6.9e-4-0.140.710.0560.410.077-0.870.0420.0924.6e-30.34
PERT-PSP_SII_ANGIOTENSIN_20.001--0.30.4---0.0230.558.8e-3
ARID1A mutation1.6e-3--0.75-0.0170.053---0.095
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 DBI

BRCA0.520.200.29proteinmRNASCNVmethylationCCRCC0.540.090.220.140.22-0.18proteinmRNASCNVmethylationCOAD0.100.030.16proteinmRNASCNVmethylationGBM0.75-0.170.12-0.090.05-0.11proteinmRNASCNVmethylationHNSCC0.640.010.280.060.31-0.18proteinmRNASCNVmethylationLSCC0.750.010.310.050.39-0.15proteinmRNASCNVmethylationLUAD0.54-0.110.230.030.21-0.06proteinmRNASCNVmethylationOV0.250.090.09proteinmRNASCNVmethylationPDAC0.420.030.04-0.190.090.03proteinmRNASCNVmethylationUCEC0.62-0.030.230.150.15-0.17proteinmRNASCNVmethylation

* 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 DBI 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.