{"type": "root", "children": [{"type": "p", "children": [{"type": "t", "text": "\nA careful examination of the provided abstracts reveals that none of them mention or address MIR7702. Instead, the studies consistently focus on elucidating the function of Dpy30—a core subunit of the SET1/MLL family of histone H3K4 methyltransferase complexes. Dpy30 is shown to be essential for catalyzing H3K4 trimethylation, an epigenetic modification broadly associated with active gene transcription and the regulation of key developmental pathways. Its activity is critical in embryonic stem cells, where proper H3K4 methylation is required for the poised activation of developmental genes during cell fate transitions."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "1"}]}, {"type": "t", "text": "\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nIn adult systems, Dpy30 fulfills vital roles in stem and progenitor cell function. For example, in the hematopoietic compartment, loss of Dpy30 leads to pancytopenia along with an accumulation of hematopoietic stem and early progenitor cells that are defective in multilineage reconstitution, underscoring its role in maintaining stem cell identity and ensuring efficient differentiation. Similarly, in the postnatal neural stem and progenitor cells, Dpy30 is indispensable for both sustaining self‐renewal and enabling lineage-specific differentiation, thus impacting normal brain development and function."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "3"}]}, {"type": "t", "text": "\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nBeyond stem cell regulation, Dpy30 is implicated in diverse physiological processes. One study shows that Dpy30 modulates glucose homeostasis by regulating H3K4me3 and promoting the expression of glycolytic genes via indirect effects on other chromatin modifiers, while another demonstrates its crucial role in osteoclastogenesis by controlling the epigenetic activation of genes required for bone resorption. Finally, interactions between Dpy30 and other COMPASS complex components (such as ASH2L) highlight additional layers of post-translational regulation, which may have broader implications, including in oncology."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "5", "end_ref": "7"}]}, {"type": "t", "text": "\n"}]}, {"type": "rg", "children": [{"type": "r", "ref": 1, "children": [{"type": "t", "text": "Hao Jiang, Abhijit Shukla, Xiaoling Wang, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Role for Dpy-30 in ES cell-fate specification by regulation of H3K4 methylation within bivalent domains."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Cell (2011)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1016/j.cell.2011.01.020"}], "href": "https://doi.org/10.1016/j.cell.2011.01.020"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "21335234"}], "href": "https://pubmed.ncbi.nlm.nih.gov/21335234"}]}, {"type": "r", "ref": 2, "children": [{"type": "t", "text": "Zhenhua Yang, Jonathan Augustin, Jing Hu, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Physical Interactions and Functional Coordination between the Core Subunits of Set1/Mll Complexes and the Reprogramming Factors."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "PLoS One (2015)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1371/journal.pone.0145336"}], "href": "https://doi.org/10.1371/journal.pone.0145336"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "26691508"}], "href": "https://pubmed.ncbi.nlm.nih.gov/26691508"}]}, {"type": "r", "ref": 3, "children": [{"type": "t", "text": "Zhenhua Yang, Kushani Shah, Alireza Khodadadi-Jamayran, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Dpy30 is critical for maintaining the identity and function of adult hematopoietic stem cells."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "J Exp Med (2016)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1084/jem.20160185"}], "href": "https://doi.org/10.1084/jem.20160185"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "27647347"}], "href": "https://pubmed.ncbi.nlm.nih.gov/27647347"}]}, {"type": "r", "ref": 4, "children": [{"type": "t", "text": "Kushani Shah, Gwendalyn D King, Hao Jiang "}, {"type": "b", "children": [{"type": "t", "text": "A chromatin modulator sustains self-renewal and enables differentiation of postnatal neural stem and progenitor cells."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "J Mol Cell Biol (2020)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1093/jmcb/mjz036"}], "href": "https://doi.org/10.1093/jmcb/mjz036"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "31065682"}], "href": "https://pubmed.ncbi.nlm.nih.gov/31065682"}]}, {"type": "r", "ref": 5, "children": [{"type": "t", "text": "Bing Liu "}, {"type": "b", "children": [{"type": "t", "text": "DPY30 functions in glucose homeostasis via integrating activated histone epigenetic modifications."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Biochem Biophys Res Commun (2018)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1016/j.bbrc.2018.11.023"}], "href": "https://doi.org/10.1016/j.bbrc.2018.11.023"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "30448059"}], "href": "https://pubmed.ncbi.nlm.nih.gov/30448059"}]}, {"type": "r", "ref": 6, "children": [{"type": "t", "text": "Yanfang Zhao, Xiaoxiao Hao, Zhaofei Li, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Role of chromatin modulator Dpy30 in osteoclast differentiation and function."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Bone (2022)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1016/j.bone.2022.116379"}], "href": "https://doi.org/10.1016/j.bone.2022.116379"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "35307321"}], "href": "https://pubmed.ncbi.nlm.nih.gov/35307321"}]}, {"type": "r", "ref": 7, "children": [{"type": "t", "text": "Mengjie Ma, Jiafeng Zhou, Zhihua Ma, et al. "}, {"type": "b", "children": [{"type": "t", "text": "The Ash2l SDI Domain Is Required to Maintain the Stability and Binding of DPY30."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Cells (2022)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.3390/cells11091450"}], "href": "https://doi.org/10.3390/cells11091450"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "35563756"}], "href": "https://pubmed.ncbi.nlm.nih.gov/35563756"}]}]}]}