Details for: LINC02471

Gene ID: 105369734

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: LINC02471

Ensembl ID: ENSG00000223914

Description: long intergenic non-protein coding RNA 2471

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 ascending limb epithelial cell CL1001107
    CSI 6.99
    rCSI 18.07%
    PRS 99.48
  • epithelial cell of proximal tubule CL0002306
    CSI 5.98
    rCSI 14.6%
    PRS 98.42
  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 5.84
    rCSI 8.27%
    PRS 99.39

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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  • Node Color (Target Cell CSI, relative to current network):
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    • High
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    • 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 [LINC02471](/details-gene/105369734) is a long intergenic non-protein coding RNA (lncRNA) located on chromosome 12q12. **Overall** expression data highlight this gene as a highly specific marker for specialized epithelial cells within the kidney. Its significant expression is almost exclusively confined to cells of the nephron, including the loop of Henle and the proximal tubule, suggesting a dedicated role in renal physiology, potentially related to solute transport or epithelial cell maintenance. ## Cellular Roles and Expression Landscape The expression profile of [LINC02471](/details-gene/105369734) strongly indicates a specialized function within the kidney. The gene shows its highest significance and expression in several key epithelial cell types of the nephron. * **Top Cellular Contexts:** * [kidney loop of Henle thin ascending limb epithelial cell](/details-cell/CL1001107) (CSI: 6.99) * [epithelial cell of proximal tubule](/details-cell/CL0002306) (CSI: 5.98) * [kidney loop of Henle thin descending limb epithelial cell](/details-cell/CL1001111) (CSI: 5.84) This restricted expression pattern within functionally related renal tubular cells suggests that [LINC02471](/details-gene/105369734) is not a general housekeeping gene but rather a key component of the molecular machinery that defines the identity and function of these specific renal segments. The lack of expression in other major cell lineages, based on this dataset, underscores its potential as a precise marker for these kidney cells. ## Pathways and Molecular Function Currently, there are no formal functional annotations from databases such as Gene Ontology or Reactome for [LINC02471](/details-gene/105369734). Its classification as a lncRNA implies it likely functions through regulatory mechanisms, such as guiding chromatin-modifying complexes, acting as a molecular scaffold for proteins, or titrating microRNAs. Given its specific expression in cells responsible for ion and water reabsorption, it is plausible that [LINC02471](/details-gene/105369734) is involved in pathways governing transepithelial transport, cell polarity, or metabolic homeostasis within the kidney. ## Research Directions The highly specific expression of [LINC02471](/details-gene/105369734) in the kidney presents a compelling case for further investigation into its role in both normal renal physiology and kidney disease. **Proposed Hypotheses:** 1. [LINC02471](/details-gene/105369734) functions as a key regulator of solute transport in the loop of Henle and proximal tubule by modulating the expression or stability of mRNAs encoding essential ion transporters and channels. 2. Dysregulation of [LINC02471](/details-gene/105369734) expression contributes to the pathogenesis of acute kidney injury (AKI) or chronic kidney disease (CKD) by disrupting epithelial cell integrity and stress response pathways. **Suggested Experimental Approach:** To test the hypothesis that [LINC02471](/details-gene/105369734) regulates solute transport, an effective approach would be to use antisense oligonucleotides (ASOs) to specifically knock down its expression in a 3D kidney organoid or a polarized epithelial cell culture model (e.g., HK-2 cells). The functional consequences could be assessed by a combination of RNA-sequencing to identify downstream transcriptional changes in transporter genes, and functional assays such as Ussing chamber experiments or radioactive flux assays to directly measure changes in ion transport capacity. **Therapeutic Potential:** The remarkable tissue specificity of [LINC02471](/details-gene/105369734) makes it an attractive therapeutic target. If future studies demonstrate that its upregulation contributes to kidney pathology (e.g., fibrosis or cyst formation), nucleic acid-based therapies such as ASOs or siRNAs could be developed for its **inhibition**. Such therapies could offer high precision with a reduced risk of off-target effects in other organs, representing a promising avenue for novel treatments for specific kidney diseases.