{"type": "root", "children": [{"type": "p", "children": [{"type": "t", "text": "\nWhile none of the provided abstracts directly mention CTAGE15, their collective findings on functionally related regulators provide clues to a possible role for CTAGE15 as a modulator of protein processing and transcriptional control. In several studies, a transmembrane regulator—TMEM98—is shown to bind and inhibit the autoproteolytic cleavage of the ER‐tethered transcription factor MYRF, thereby attenuating its nuclear translocation and subsequent activation of gene expression programs. This regulation critically affects oligodendrocyte differentiation and myelination in the central nervous system, as well as eye size determination in the retinal pigment epithelium where aberrant MYRF activation contributes to structural abnormalities. In addition, TMEM98 has been implicated in modulating Wnt/β‐catenin signaling via its interaction with FRAT2, highlighting a broader role in developmental signaling pathways."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "1", "end_ref": "4"}]}, {"type": "t", "text": "\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nOther abstracts focus on the nuclear factor PHF14, a protein with multiple PHD finger domains that acts primarily as a transcriptional regulator. Here, PHF14 directly represses PDGFRα expression to modulate mesenchymal cell proliferation, with loss‐of‐function leading to organ hyperplasia and severe developmental defects including lung fibrosis and neonatal lethality. In germinal center B cells, PHF14 further controls cell proliferation by regulating histone methylation and suppressing cell cycle inhibitor expression, underscoring its role as an epigenetic gatekeeper in diverse tissues."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "5", "end_ref": "8"}]}, {"type": "t", "text": "\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nIn light of these insights, one might speculate that CTAGE15—by virtue of belonging to a family of proteins involved in precise cellular regulation—could serve a role analogous to that of TMEM98 or PHF14. That is, CTAGE15 may function either as an intermediary regulator of proteolytic processing and transcription factor activation or as an epigenetic modulator within critical developmental and homeostatic pathways. Although direct evidence is lacking in these abstracts, the regulatory paradigms detailed here suggest that CTAGE15 could participate in similar mechanisms to control cellular differentiation, proliferation, or structural integrity."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "5", "end_ref": "7"}, {"type": "fg_fs", "start_ref": "1", "end_ref": "3"}, {"type": "fg_f", "ref": "8"}, {"type": "fg_f", "ref": "4"}]}, {"type": "t", "text": "\n"}]}, {"type": "rg", "children": [{"type": "r", "ref": 1, "children": [{"type": "t", "text": "Hao Huang, Peng Teng, Junqing Du, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Interactive Repression of MYRF Self-Cleavage and Activity in Oligodendrocyte Differentiation by TMEM98 Protein."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "J Neurosci (2018)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1523/JNEUROSCI.0154-18.2018"}], "href": "https://doi.org/10.1523/JNEUROSCI.0154-18.2018"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "30249802"}], "href": "https://pubmed.ncbi.nlm.nih.gov/30249802"}]}, {"type": "r", "ref": 2, "children": [{"type": "t", "text": "Tanne van der Wal, Jan-Paul Lambooij, Renée van Amerongen "}, {"type": "b", "children": [{"type": "t", "text": "TMEM98 is a negative regulator of FRAT mediated Wnt/ß-catenin signalling."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "PLoS One (2020)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1371/journal.pone.0227435"}], "href": "https://doi.org/10.1371/journal.pone.0227435"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "31961879"}], "href": "https://pubmed.ncbi.nlm.nih.gov/31961879"}]}, {"type": "r", "ref": 3, "children": [{"type": "t", "text": "Sally H Cross, Lisa Mckie, Toby W Hurd, et al. "}, {"type": "b", "children": [{"type": "t", "text": "The nanophthalmos protein TMEM98 inhibits MYRF self-cleavage and is required for eye size specification."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "PLoS Genet (2020)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1371/journal.pgen.1008583"}], "href": "https://doi.org/10.1371/journal.pgen.1008583"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "32236127"}], "href": "https://pubmed.ncbi.nlm.nih.gov/32236127"}]}, {"type": "r", "ref": 4, "children": [{"type": "t", "text": "Mark M Hassall, Shari Javadiyan, Sonja Klebe, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Phenotypic consequences of a nanophthalmos-associated TMEM98 variant in human and mouse."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Sci Rep (2023)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1038/s41598-023-37855-x"}], "href": "https://doi.org/10.1038/s41598-023-37855-x"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "37419942"}], "href": "https://pubmed.ncbi.nlm.nih.gov/37419942"}]}, {"type": "r", "ref": 5, "children": [{"type": "t", "text": "Michinori Kitagawa, Atsushi Takebe, Yuichi Ono, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Phf14, a novel regulator of mesenchyme growth via platelet-derived growth factor (PDGF) receptor-α."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "J Biol Chem (2012)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1074/jbc.M112.350074"}], "href": "https://doi.org/10.1074/jbc.M112.350074"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "22730381"}], "href": "https://pubmed.ncbi.nlm.nih.gov/22730381"}]}, {"type": "r", "ref": 6, "children": [{"type": "t", "text": "Qin Huang, Lin Zhang, Yiguo Wang, et al. 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