Details for: LOC101927023

Gene ID: 101927023

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: LOC101927023

Ensembl ID: ENSG00000251076

Description: uncharacterized LOC101927023

Cell Significance Landscape

Significant Cells

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

  • conjunctival epithelial cell CL1000432
    CSI 3.11
    rCSI 4.75%
    PRS 98.96
  • respiratory suprabasal cell CL4033048
    CSI 3.11
    rCSI 3.99%
    PRS 99.54
  • retinal ganglion cell CL0000740
    CSI 1.33
    rCSI 2.93%
    PRS 97.05
  • endothelial cell of vascular tree CL0002139
    CSI 1.06
    rCSI 5.78%
    PRS 97.82

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.

Comma-separated if multiple.
Comma-separated if multiple.
Legend:
  • Query Gene
  • 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 [LOC101927023](/details-gene/101927023) is an uncharacterized non-coding RNA (ncRNA) located on human chromosome 5q22.2. Its biological function remains unknown. Current expression data indicates a highly specific role, with its most significant expression observed in specialized epithelial cells, including [conjunctival epithelial cell](/details-cell/CL1000432) and [respiratory suprabasal cell](/details-cell/CL4033048). This restricted expression pattern suggests a potential involvement in maintaining the integrity or function of mucosal barrier tissues. ## Cellular Roles and Expression Landscape The expression profile of [LOC101927023](/details-gene/101927023) suggests a specialized function primarily within epithelial and neuronal tissues. **Overall**, the gene shows its highest significance as a defining marker in two distinct epithelial cell types: [conjunctival epithelial cell](/details-cell/CL1000432) (CSI: 3.11) and [respiratory suprabasal cell](/details-cell/CL4033048) (CSI: 3.11). The identical, high CSI scores in these cells, which are critical components of ocular and respiratory mucosal surfaces, point towards a potential role in epithelial barrier function or differentiation. Beyond these epithelial tissues, [LOC101927023](/details-gene/101927023) also demonstrates moderate significance in [retinal ganglion cell](/details-cell/CL0000740) (CSI: 1.33), a type of neuron essential for vision, and lower, yet notable, significance in [endothelial cell of vascular tree](/details-cell/CL0002139) (CSI: 1.06). The current dataset lacks information on cell types where this gene is not expressed, limiting a full assessment of its tissue specificity. ## Pathways and Molecular Function As an uncharacterized ncRNA, [LOC101927023](/details-gene/101927023) currently has no assigned functional annotations in databases such as Gene Ontology or Reactome. Its molecular mechanism, biological processes, and potential downstream targets are yet to be determined. ## Research Directions Given that [LOC101927023](/details-gene/101927023) is an uncharacterized gene with a distinct expression pattern, foundational research is required to elucidate its function. **Proposed Hypotheses:** 1. Given its high expression in epithelial cells of the conjunctiva and respiratory tract, [LOC101927023](/details-gene/101927023) may function as a regulator of epithelial cell differentiation or the formation and maintenance of tight junctions essential for mucosal barrier integrity. 2. The expression of [LOC101927023](/details-gene/101927023) in [retinal ganglion cell](/details-cell/CL0000740) suggests it could be involved in neuronal survival, axon guidance, or the regulation of gene expression programs specific to this neuronal subtype. **Suggested Experimental Approach:** To investigate the role of [LOC101927023](/details-gene/101927023) in epithelial barrier function (Hypothesis 1), a loss-of-function study in a relevant *in vitro* model could be performed. Specifically, one could use CRISPR interference (CRISPRi) to knockdown [LOC101927023](/details-gene/101927023) expression in an air-liquid interface culture of primary human bronchial epithelial cells. The impact on barrier function could be directly measured by transepithelial electrical resistance (TEER) assays, while changes in the expression of key junctional proteins (e.g., occludin, claudins) and differentiation markers could be quantified by qRT-PCR and western blotting. **Therapeutic Potential:** It is premature to assess the therapeutic potential of [LOC101927023](/details-gene/101927023) without a clear understanding of its function. However, if it is validated as a critical regulator of epithelial barrier integrity, it could emerge as a potential target for diseases characterized by barrier dysfunction, such as dry eye disease or asthma. Whether therapeutic intervention would involve agonism or antagonism of its function would depend entirely on its specific molecular role.