{"type": "root", "children": [{"type": "p", "children": [{"type": "t", "text": "\n LY6G6F is a member of the LY6/uPAR superfamily—cysteine‐rich proteins defined by a characteristic three‐finger LU domain—that exhibits substantial diversity in expression and function."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "1"}]}, {"type": "t", "text": " In this family, differential expression often underlies key immunomodulatory roles. In particular, elevated LY6G6F transcript levels have been detected in leukocytes from patients with GRN mutations associated with frontotemporal lobar degeneration, with higher LY6G6F expression correlating with increased atrophy in the superior frontal gyrus. Such findings implicate LY6G6F in the inflammatory processes that may either contribute to disease pathogenesis or be part of a compensatory response in neurodegeneration."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "2"}]}, {"type": "t", "text": ""}]}, {"type": "t", "text": "\n \n "}, {"type": "p", "children": [{"type": "t", "text": "\n Comparable family members—such as the G6f protein encoded within the MHC region—have been characterized as glycosylated cell‐surface receptors that undergo tyrosine phosphorylation and couple with adaptor proteins like Grb2 to activate downstream mitogen‐activated protein kinase pathways. This signaling capacity has been demonstrated in platelets, where G6f phosphorylation on specific tyrosine residues provides docking sites crucial for the transmission of activation signals."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "3", "end_ref": "5"}]}, {"type": "t", "text": ""}]}, {"type": "t", "text": "\n \n "}, {"type": "p", "children": [{"type": "t", "text": "\n Together, these studies support a model in which LY6G6F, by virtue of its structural attributes and regulated expression patterns, participates in immune cell differentiation and inflammatory signaling. Its up‐regulation in pathological contexts suggests that LY6G6F may contribute to processes leading to neurodegeneration or serve as a component of compensatory mechanisms. As such, LY6G6F represents a potential therapeutic target in conditions marked by aberrant inflammation and immune dysregulation.\n "}]}, {"type": "rg", "children": [{"type": "r", "ref": 1, "children": [{"type": "t", "text": "Chelsea L Loughner, Elspeth A Bruford, Monica S McAndrews, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Organization, evolution and functions of the human and mouse Ly6/uPAR family genes."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Hum Genomics (2016)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1186/s40246-016-0074-2"}], "href": "https://doi.org/10.1186/s40246-016-0074-2"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "27098205"}], "href": "https://pubmed.ncbi.nlm.nih.gov/27098205"}]}, {"type": "r", "ref": 2, "children": [{"type": "t", "text": "Elena Milanesi, Cristian Bonvicini, Antonella Alberici, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Molecular signature of disease onset in granulin mutation carriers: a gene expression analysis study."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Neurobiol Aging (2013)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1016/j.neurobiolaging.2012.11.016"}], "href": "https://doi.org/10.1016/j.neurobiolaging.2012.11.016"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "23419701"}], "href": "https://pubmed.ncbi.nlm.nih.gov/23419701"}]}, {"type": "r", "ref": 3, "children": [{"type": "t", "text": "Edwin C J M De Vet, Begoña Aguado, R Duncan Campbell "}, {"type": "b", "children": [{"type": "t", "text": "Adaptor signalling proteins Grb2 and Grb7 are recruited by human G6f, a novel member of the immunoglobulin superfamily encoded in the MHC."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Biochem J (2003)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1042/BJ20030293"}], "href": "https://doi.org/10.1042/BJ20030293"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "12852788"}], "href": "https://pubmed.ncbi.nlm.nih.gov/12852788"}]}, {"type": "r", "ref": 4, "children": [{"type": "t", "text": "Angel García, Yotis A Senis, Robin Antrobus, et al. "}, {"type": "b", "children": [{"type": "t", "text": "A global proteomics approach identifies novel phosphorylated signaling proteins in GPVI-activated platelets: involvement of G6f, a novel platelet Grb2-binding membrane adapter."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Proteomics (2006)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1002/pmic.200600299"}], "href": "https://doi.org/10.1002/pmic.200600299"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "16941570"}], "href": "https://pubmed.ncbi.nlm.nih.gov/16941570"}]}, {"type": "r", "ref": 5, "children": [{"type": "t", "text": "Yotis Senis, Angel García "}, {"type": "b", "children": [{"type": "t", "text": "Platelet proteomics: state of the art and future perspective."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Methods Mol Biol (2012)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1007/978-1-61779-307-3_24"}], "href": "https://doi.org/10.1007/978-1-61779-307-3_24"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "22130719"}], "href": "https://pubmed.ncbi.nlm.nih.gov/22130719"}]}]}]}