AMIGO2
Description
AMIGO2 is a novel transmembrane protein involved in neuronal growth and development, playing a significant role in various cancers. This study systematically analyzed the expression of AMIGO2 in pan-cancer and its correlations with clinical prognosis, immune checkpoints, tumor purity scores, and immune infiltration by integrating databases such as TCGA, GTEx, and cBioPortal. The results showed that AMIGO2 is upregulated in most tumor tissues, and its high expression is associated with poor prognosis in certain cancers. AMIGO2 was significantly correlated with immune regulatory genes, immune checkpoints, and tumor purity scores, suggesting its potential role in the tumor immune microenvironment. Additionally, low AMIGO2 expression was linked to better responses to specific immunotherapies, such as Ipilimumab, Nivolumab, and anti-CTLA4 treatments. This study highlights the potential of AMIGO2 as a prognostic biomarker and immunotherapy target, providing new insights for precision cancer treatment.
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TCGA (The Cancer Genome Atlas): Provides genomic, transcriptomic, and clinical data for various cancer types. Access link: [https://www.cancer.gov/tcga]. GTEx (Genotype-Tissue Expression): Used to obtain gene expression data for normal tissues. Access link: [https://gtexportal.org/]. cBioPortal: Used to access and analyze cancer genomic data. Access link: [https://www.cbioportal.org/]. HPA (Human Protein Atlas): Used to study mRNA and protein expression levels of AMIGO2 in normal and tumor tissues. Access link: [https://www.proteinatlas.org]. TIMER2.0: Used to analyze the expression levels of AMIGO2 in different cancer tissues. Access link: [http://timer.cistrome.org/]. UCSC Xena: Used to download the unified pan-cancer dataset (TCGA TARGET GTEx). Access link: [https://xenabrowser.net/]. STRING(Search Tool for the Retrieval of Interacting Genes/Proteins):Used to retrieve existing experimentally identified AMIGO2-binding proteins.Access link:[https://cn.string-db.org/]. GEPIA2:Used to analyze the correlation between AMIGO2 expression and tumor stage.[http://gepia.cancer-pku.cn/]. Kmplot:Used to analyze the association between immune checkpoint blockade (ICB) therapy and AMIGO2.[https://kmplot.com/analysis/] ICBltas:Used to analyze the reactive and non-reactive AMIGO2 expression distributions of pre-treatment samples in all datasets.[https://guolab.wchscu.cn/ICBatlas/] TISMO:Used to analyze the association between ICB treatment or Cytokine treatment and AMIGO2.[http://cis.hku.hk/ TISIDB/index.php]