Details for: LINC02078

Gene ID: 100652929

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: LINC02078

Ensembl ID: ENSG00000267719

Description: long intergenic non-protein coding RNA 2078

Selected Context(s):  Overall

Cell Significance Landscape

Contexts:

Significant Cells

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

  • basal cell of epidermis CL0002187
    CSI 4.51
    rCSI 7.99%
    PRS 98.88
  • melanocyte of skin CL1000458
    CSI 3.91
    rCSI 5.33%
    PRS 99.09

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
    • Medium
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    • 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 [LINC02078](/details-gene/100652929) is a long intergenic non-coding RNA (lncRNA) located on chromosome 17q25.3. Expression data indicates a highly specialized role for this gene within the integumentary system. It is most significantly expressed in the [basal cell of epidermis](/details-cell/CL0002187) and [melanocyte of skin](/details-cell/CL1000458), suggesting its function is closely tied to skin homeostasis, differentiation, and pigmentation. ## Cellular Roles and Expression Landscape The expression profile of [LINC02078](/details-gene/100652929) points to its role as a specific marker for key cell populations in the skin. * **Epidermal Specificity:** In the **Overall** context, the gene shows its highest significance in the [basal cell of epidermis](/details-cell/CL0002187) (CSI: 4.51), the proliferative layer responsible for regenerating the epidermis. Its second-highest significance is in the [melanocyte of skin](/details-cell/CL1000458) (CSI: 3.91), the pigment-producing cells of the skin. * **Potential as a Marker:** This highly restricted expression pattern suggests that [LINC02078](/details-gene/100652929) is not a broadly expressed housekeeping gene but rather a specialist lncRNA involved in the unique biology of these two cutaneous cell types. Its presence may be important for maintaining the identity or function of the basal keratinocyte and melanocyte lineages. ## Pathways and Molecular Function The specific molecular pathways and functions regulated by [LINC02078](/details-gene/100652929) are not detailed in the provided functional annotation data. As a long non-coding RNA, it may function through various mechanisms, such as acting as a scaffold for protein complexes, regulating transcription of nearby or distant genes, or acting as a microRNA sponge. Elucidating its precise molecular role requires further investigation. ## Research Directions The specific expression pattern of [LINC02078](/details-gene/100652929) in epidermal basal cells and melanocytes provides a strong foundation for targeted functional studies. **Proposed Testable Hypotheses:** 1. [LINC02078](/details-gene/100652929) is a critical regulator of keratinocyte proliferation and differentiation, and its downregulation disrupts the normal process of epidermal stratification. 2. In melanocytes, [LINC02078](/details-gene/100652929) is involved in the transcriptional regulation of genes essential for melanogenesis or the cellular response to UV radiation. **Suggested Key Experiments:** To test the hypothesis that [LINC02078](/details-gene/100652929) regulates epidermal stratification, a compelling approach would be to use an antisense oligonucleotide (ASO) or shRNA-mediated knockdown in a 3D organotypic skin culture model derived from primary human keratinocytes. The impact of [LINC02078](/details-gene/100652929) depletion on tissue architecture could be assessed via histology (H&E staining). Further analysis using immunofluorescence for key markers of proliferation (e.g., Ki67) and differentiation (e.g., Keratin 10, Loricrin, Involucrin) would reveal its specific role in maintaining the balance between basal cell self-renewal and terminal differentiation. **Therapeutic Potential:** As a lncRNA with high tissue specificity, [LINC02078](/details-gene/100652929) could represent an attractive therapeutic target. If future studies link its overexpression to hyperproliferative skin disorders like psoriasis or to the pathogenesis of skin cancers (e.g., basal cell carcinoma, melanoma), it could be a candidate for targeted inhibition. Therapeutic strategies could involve the development of ASOs designed to degrade the lncRNA transcript, offering a precise way to modulate its function specifically within the skin and minimize off-target effects.