{"type": "root", "children": [{"type": "p", "children": [{"type": "t", "text": "\n Integrated studies reveal that BCL2L10 (also known as Bcl‐B) is an anti‐apoptotic member of the Bcl-2 family that plays a multifaceted role in promoting cell survival. Structural and binding analyses show that BCL2L10 exerts its function by selectively engaging BH3-domain peptides—predominantly from Bim and Bik—and by binding pro-apoptotic effectors such as Bax through a groove formed by its BH1–3 domains, thereby sequestering these proteins and blunting the mitochondrial apoptosis cascade."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "1"}]}, {"type": "t", "text": "\n "}]}, {"type": "t", "text": "\n "}, {"type": "p", "children": [{"type": "t", "text": "\n Elevated expression of BCL2L10 has been documented in various malignancies and is linked to resistance to apoptotic stimuli and chemotherapeutic agents. For instance, increased BCL2L10 levels correlate with azacitidine resistance in myelodysplastic syndromes and acute myeloid leukemia, while post-translational mechanisms, including stabilization by Ubiquilin1, further augment its anti-apoptotic potential—associating high BCL2L10 expression with adverse clinical outcomes in cancers such as breast and gastric carcinomas."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "3", "end_ref": "6"}]}, {"type": "t", "text": "\n "}]}, {"type": "t", "text": "\n "}, {"type": "p", "children": [{"type": "t", "text": "\n Beyond its role in apoptosis inhibition, BCL2L10 also modulates autophagy through interaction with Beclin1. Its overexpression can attenuate autophagic flux, thereby reducing autophagic cell death and further tipping the balance in favor of cell survival."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "7"}]}, {"type": "t", "text": "\n "}]}, {"type": "t", "text": "\n "}, {"type": "p", "children": [{"type": "t", "text": "\n In the context of reproduction, BCL2L10 is the predominant maternally loaded Bcl-2 transcript in oocytes, where it is critical for maintaining cytoplasmic and mitochondrial integrity during oocyte maturation and preventing premature cell death."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "8"}]}, {"type": "t", "text": "\n "}]}, {"type": "t", "text": "\n "}, {"type": "p", "children": [{"type": "t", "text": "\n Collectively, these findings indicate that BCL2L10 integrates apoptotic, autophagic, and developmental signals to regulate cell fate. Its dysregulation not only contributes to chemoresistance and tumor progression but also affects normal developmental processes, making it an attractive candidate for targeted therapeutic strategies in cancer.\n "}]}, {"type": "t", "text": "\n "}, {"type": "p", "children": [{"type": "t", "text": "\n References:."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "3"}, {"type": "fg_f", "ref": "1"}, {"type": "fg_f", "ref": "5"}, {"type": "fg_f", "ref": "7"}, {"type": "fg_f", "ref": "2"}, {"type": "fg_f", "ref": "8"}, {"type": "fg_f", "ref": "6"}]}, {"type": "t", "text": "\n "}]}, {"type": "rg", "children": [{"type": "r", "ref": 1, "children": [{"type": "t", "text": "G J P Rautureau, M Yabal, H Yang, et al. 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