Details for: LINC00624

Gene ID: 100289211

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: LINC00624

Ensembl ID: ENSG00000278811

Description: long intergenic non-protein coding RNA 624

Cell Significance Landscape

Significant Cells

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

  • hepatic stellate cell CL0000632
    CSI 3.59
    rCSI 13.46%
    PRS 99.01
  • sst GABAergic cortical interneuron CL4023017
    CSI 2.57
    rCSI 3.32%
    PRS 97.62
  • cardiac muscle cell CL0000746
    CSI 2.33
    rCSI 3.34%
    PRS 97.51
  • retinal ganglion cell CL0000740
    CSI 1.34
    rCSI 2.95%
    PRS 97.22

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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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 [LINC00624](/details-gene/100289211) is a long intergenic non-protein coding RNA (lncRNA) located on chromosome 1. As a non-coding gene, it does not produce a protein but is presumed to function at the RNA level, likely participating in gene regulation. **Overall** expression analysis indicates that [LINC00624](/details-gene/100289211) shows significant and specific expression in a diverse set of cell types, most notably in [hepatic stellate cells](/details-cell/CL0000632) (CSI: 3.59). It also displays prominent expression in specialized cell types of the nervous system and cardiac tissue, including [sst GABAergic cortical interneurons](/details-cell/CL4023017) (CSI: 2.57) and [cardiac muscle cells](/details-cell/CL0000746) (CSI: 2.33), suggesting it may have distinct, context-dependent roles in liver, brain, and heart physiology. ## Cellular Roles and Expression Landscape The expression profile of [LINC00624](/details-gene/100289211) suggests a multifaceted role across different organ systems. Its highest significance is observed in [hepatic stellate cells](/details-cell/CL0000632), which are critical mediators of liver fibrosis, implying a potential involvement for this lncRNA in liver homeostasis and pathology. Beyond the liver, [LINC00624](/details-gene/100289211) is a significant transcript in distinct neuronal populations. Its high CSI score in [sst GABAergic cortical interneurons](/details-cell/CL4023017) and notable presence in [retinal ganglion cells](/details-cell/CL0000740) suggest a specialized function in the central nervous system, possibly related to neuronal identity, maintenance, or synaptic function. Furthermore, its substantial expression in [cardiac muscle cells](/details-cell/CL0000746) points towards a potential role in cardiac biology. The diverse cellular contexts in which [LINC00624](/details-gene/100289211) is prominent—spanning fibrotic responses, neuronal signaling, and muscle function—highlights its potential as a pleiotropic regulator. ## Pathways and Molecular Function The specific molecular pathways and functions associated with [LINC00624](/details-gene/100289211) are not detailed in the provided functional annotation data. As a lncRNA, it is hypothesized to exert its function by interacting with DNA, RNA, or proteins to regulate gene expression at the epigenetic, transcriptional, or post-transcriptional level. Its cell-specific expression patterns are the strongest available evidence for its potential involvement in pathways related to hepatic fibrosis, neuronal function, and cardiac physiology. ## Research Directions The unique expression pattern of [LINC00624](/details-gene/100289211), particularly its high significance in cell types central to major diseases, presents several avenues for future research. **Proposed Hypotheses:** 1. [LINC00624](/details-gene/100289211) is a key regulator of [hepatic stellate cell](/details-cell/CL0000632) activation and the progression of liver fibrosis, potentially by modulating the expression of pro-fibrotic genes. 2. In [cardiac muscle cells](/details-cell/CL0000746), [LINC00624](/details-gene/100289211) may play a role in the cellular response to hypertrophic stimuli or ischemic stress, thus influencing cardiac remodeling. 3. The expression of [LINC00624](/details-gene/100289211) in specific neuronal subtypes like [sst GABAergic cortical interneurons](/details-cell/CL4023017) is critical for maintaining their unique transcriptional identity or regulating their inhibitory function within cortical circuits. **Suggested Experimental Approach:** To test the hypothesis that [LINC00624](/details-gene/100289211) is involved in liver fibrosis (Hypothesis 1), an *in vitro* study could be conducted using primary human [hepatic stellate cells](/details-cell/CL0000632). These cells could be treated with siRNAs or antisense oligonucleotides (ASOs) to knock down [LINC00624](/details-gene/100289211) expression. Following knockdown, the cells would be stimulated with TGF-β1 to induce a fibrotic-like activation state. The impact of [LINC00624](/details-gene/100289211) depletion on key fibrotic endpoints, such as cell proliferation, migration, and the expression of markers like alpha-smooth muscle actin (ACTA2) and collagen type I (COL1A1), would be measured using techniques like RT-qPCR, western blotting, and immunofluorescence. **Therapeutic Potential:** Given its high expression in [hepatic stellate cells](/details-cell/CL0000632) and its potential pro-fibrotic role, [LINC00624](/details-gene/100289211) emerges as a potential therapeutic target for liver fibrosis. As a non-coding RNA, it is not targetable by small molecule inhibitors in the traditional sense. However, it is an excellent candidate for RNA-based therapeutics. The development of specific ASOs or siRNAs designed to inhibit its function represents a viable therapeutic strategy. If its role in promoting fibrosis is confirmed, therapeutic **inhibition** could potentially slow or reverse the progression of chronic liver disease.