Details for: LINC02532

Gene ID: 100422737

Gene Type:  ncRNA (Non-coding RNA)  - A functional RNA molecule that is transcribed from DNA but not translated into a protein. Includes classes like miRNA and lncRNA.

Symbol: LINC02532

Ensembl ID: ENSG00000235142

Description: long intergenic non-protein coding RNA 2532

Selected Context(s):  Overall

Cell Significance Landscape

Contexts:

Significant Cells

Cell Significance Index (CSI) scores for the chosen context(s)

  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 15.1
    rCSI 21.4%
    PRS 96.64
  • hepatocyte CL0000182
    CSI 13.53
    rCSI 24.22%
    PRS 96
  • kidney interstitial alternatively activated macrophage CL1000695
    CSI 12.74
    rCSI 33.21%
    PRS 98.32
  • hepatic stellate cell CL0000632
    CSI 11.36
    rCSI 42.54%
    PRS 96.18
  • kidney collecting duct principal cell CL1001431
    CSI 11.02
    rCSI 55.48%
    PRS 95.22
  • kidney connecting tubule epithelial cell CL1000768
    CSI 8.68
    rCSI 22.01%
    PRS 95.14
  • parietal epithelial cell CL1000452
    CSI 8.03
    rCSI 21.47%
    PRS 95.57
  • epithelial cell of proximal tubule CL0002306
    CSI 6.53
    rCSI 15.96%
    PRS 93.83
  • centrilobular region hepatocyte CL0019029
    CSI 6.48
    rCSI 16.91%
    PRS 94.44
  • endothelial cell of pericentral hepatic sinusoid CL0019022
    CSI 6.32
    rCSI 19.48%
    PRS 97.74
  • periportal region hepatocyte CL0019026
    CSI 6.29
    rCSI 24.47%
    PRS 94.77
  • kidney loop of Henle thin ascending limb epithelial cell CL1001107
    CSI 6.02
    rCSI 15.56%
    PRS 96.48
  • Kupffer cell CL0000091
    CSI 5.94
    rCSI 13.59%
    PRS 97.82
  • renal interstitial pericyte CL1001318
    CSI 5.6
    rCSI 15.43%
    PRS 96.76
  • midzonal region hepatocyte CL0019028
    CSI 5.59
    rCSI 13.12%
    PRS 95.23
  • renal principal cell CL0005009
    CSI 4.64
    rCSI 12.05%
    PRS 96.98
  • epithelial cell CL0000066
    CSI 4.53
    rCSI 6.97%
    PRS 90.13
  • renal beta-intercalated cell CL0002201
    CSI 4.26
    rCSI 10.14%
    PRS 97.11
  • kidney loop of Henle thick ascending limb epithelial cell CL1001106
    CSI 4.11
    rCSI 35.49%
    PRS 94.23
  • intrahepatic cholangiocyte CL0002538
    CSI 3.03
    rCSI 7.27%
    PRS 96.97
  • podocyte CL0000653
    CSI 2.87
    rCSI 12.77%
    PRS 97.4
  • pancreatic acinar cell CL0002064
    CSI 2.29
    rCSI 3.05%
    PRS 97.96
  • kidney distal convoluted tubule epithelial cell CL1000849
    CSI 2
    rCSI 21.18%
    PRS 95.12
  • pancreatic ductal cell CL0002079
    CSI 1.37
    rCSI 2.66%
    PRS 97.36

Cell ID: Standard Cell Ontology term used for mapping and comparing cells across experiments. Ensures consistency in analyzing cellular functions across tissues.
Fold Change: Represents the ratio of the current Cell Significance Index to the Cell Significance Index Threshold, indicating how much the gene expression has changed compared to a baseline.
Cell Significance Index: Reflects how strongly a gene is expressed in this specific cell.

Cell ID: Standard Cell Ontology term used for mapping and comparing cells across experiments. Ensures consistency in analyzing cellular functions across tissues.
Fold Change: Represents the ratio of the current Cell Significance Index to the Cell Significance Index Threshold, indicating how much the gene expression has changed compared to a baseline.
Cell Significance Index: Reflects how strongly a gene is expressed in this cell type. Calculated using techniques like effect size estimation and bootstrapping for reliability.

Cell ID: Standard Cell Ontology term used for mapping and comparing cells across experiments. Ensures consistency in analyzing cellular functions across tissues.
Fold Change: Represents the ratio of the current Cell Significance Index to the Cell Significance Index Threshold, indicating how much the gene expression has changed compared to a baseline.
Cell Significance Index: Reflects how strongly a gene is expressed in this cell type. Calculated using techniques like effect size estimation and bootstrapping for reliability.
Network Configuration

Explore relationships of the current gene. Select an Interaction Source: 'ONTOLOGY' for shared pathways (GO/Reactome) or 'STRING' for protein-protein interactions. Further refine by selecting context genes and comparing Cell Significance Index (CSI) scores between baseline and target cell types and their specific contexts.

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Comma-separated if multiple.
Legend:
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  • Node Color (Target Cell CSI, relative to current network):
    • Very High
    • High
    • Medium
    • Low
    • Very Low
    • CSI N/A
  • Node Size: Proportional to Target Cell CSI magnitude
  • STRING PPI Edge
  • Shared Pathway Edge (ONTOLOGY)

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Other Information

This section provides additional information about the gene, including a description generated by an AI language model and details about associated proteins.

## Summary [LINC02532](/details-gene/100422737) is a long intergenic non-protein coding RNA (lncRNA) located on chromosome 6q21. Expression data indicates that this gene has a highly specific role in the physiology of the kidney and liver. **Overall**, it is a top marker for multiple cell types within these organs, most notably [kidney loop of Henle thin descending limb epithelial cell](/details-cell/CL1001111) and [hepatocyte](/details-cell/CL0000182). Its significant expression in both the parenchymal and non-parenchymal cells of these organs suggests it may be involved in maintaining specialized tissue functions, cellular homeostasis, and potentially responses to injury. ## Cellular Roles and Expression Landscape The expression profile of [LINC02532](/details-gene/100422737) demonstrates a strong and specific enrichment in cells of renal and hepatic origin. * **Renal System:** The gene shows exceptionally high significance in various epithelial cells along the nephron, including the [kidney loop of Henle thin descending limb epithelial cell](/details-cell/CL1001111) (CSI: 15.10), [kidney collecting duct principal cell](/details-cell/CL1001431) (CSI: 11.02), and [epithelial cell of proximal tubule](/details-cell/CL0002306) (CSI: 6.53). This pattern suggests a potential role in the fine-tuning of water and solute reabsorption. Furthermore, its high significance in [kidney interstitial alternatively activated macrophage](/details-cell/CL1000695) (CSI: 12.74) and [renal interstitial pericyte](/details-cell/CL1001318) (CSI: 5.60) points towards a possible involvement in renal immune surveillance, tissue repair, or fibrosis. * **Hepatic System:** [LINC02532](/details-gene/100422737) is a prominent marker in the liver, with high significance in the main parenchymal cell, the [hepatocyte](/details-cell/CL0000182) (CSI: 13.53), across its various lobular regions. Critically, it is also highly significant in non-parenchymal cells such as the [hepatic stellate cell](/details-cell/CL0000632) (CSI: 11.36) and the resident liver macrophage, the [Kupffer cell](/details-cell/CL0000091) (CSI: 5.94). This co-expression in hepatocytes and hepatic stellate cells may indicate a role in intercellular communication that governs liver homeostasis and the response to pathological stimuli. ## Pathways and Molecular Function Detailed functional annotations for [LINC02532](/details-gene/100422737) are limited. As a long non-coding RNA, it is presumed to function through the regulation of gene expression. LncRNAs can act as molecular scaffolds for chromatin-modifying complexes, decoys for transcription factors, or sponges for microRNAs. In the context of its expression pattern, [LINC02532](/details-gene/100422737) may regulate transcriptional programs essential for the specialized metabolic functions of [hepatocyte](/details-cell/CL0000182) or the complex transport machinery in renal tubular epithelial cells. ## Research Directions The specific co-expression of [LINC02532](/details-gene/100422737) in key cell types of the liver and kidney provides a strong basis for further investigation into its role in organ-specific physiology and pathology. ### Proposed Hypotheses: 1. **[LINC02532](/details-gene/100422737) is a critical regulator of hepatocyte metabolic pathways and maintains the quiescent state of hepatic stellate cells.** Its downregulation during liver injury could release a brake on stellate cell activation, thereby contributing to the initiation of liver fibrosis. 2. **In the kidney, [LINC02532](/details-gene/100422737) modulates the expression of genes involved in water and solute transport in the loop of Henle and collecting duct.** Its dysregulation may be implicated in diseases of water balance or chronic kidney disease. ### Key Experimental Approach: To test the hypothesis regarding its role in liver fibrosis, a targeted knockdown experiment could be performed. Primary human [hepatic stellate cell](/details-cell/CL0000632) could be transfected with antisense oligonucleotides (ASOs) targeting [LINC02532](/details-gene/100422737). Following knockdown, the cells would be stimulated with TGF-β to induce a pro-fibrotic state. The impact of [LINC02532](/details-gene/100422737) depletion on stellate cell activation would then be assessed by measuring changes in the expression of key fibrosis markers such as alpha-smooth muscle actin (α-SMA) and type I collagen using RT-qPCR and western blotting. ### Therapeutic Potential: Given its specific expression profile and its nature as a non-coding RNA, [LINC02532](/details-gene/100422737) represents a promising therapeutic target. If it is found to suppress fibrotic pathways, its activation could be a therapeutic goal. Conversely, if its expression promotes pathology, it would be a candidate for **inhibition**. Its lncRNA nature makes it highly amenable to targeting by nucleic acid-based therapeutics, such as ASOs, which have shown considerable success in targeting liver-expressed genes. The high specificity for hepatic and renal tissues could minimize off-target effects, making it an attractive candidate for developing therapies against liver fibrosis or certain forms of chronic kidney disease.