Rbm38
M. musculus
RNA binding motif protein 38
What the model saw
Gene: Rbm38 Organism: Mus musculus Known functions: RNA binding motif protein 38. RNA-binding protein 38. RNA binding. mRNA 3'-UTR binding. mRNA binding. nucleic acid binding.
View unredacted entry
RNA binding motif protein 38. RNA-binding protein 38. RNA binding. mRNA 3'-UTR binding. mRNA binding. nucleic acid binding.
Solver output
RBM38 (RNPC1) is an RNA-binding protein that binds the 3'-UTR of target mRNAs to regulate their stability and translation. A key established function of RBM38 is stabilization of p21 (CDKN1A) mRNA via 3'-UTR binding, which promotes cell cycle arrest and acts as a tumor suppressor downstream of p53. By reinforcing p53-p21 axis activity, RBM38 supports controlled cellular senescence and suppresses uncontrolled proliferation (cancer). While senescence itself is a hallmark of aging, the tumor-suppressive and genome-protective role of the p53/p21 pathway is generally considered pro-longevity in the context of preventing cancer-driven mortality and maintaining tissue homeostasis. Loss of RBM38 in mice leads to increased tumor susceptibility, consistent with an anti-cancer, pro-survival function. Thus, its primary contribution maps to the cellular senescence/tumor suppression axis in a manner that net-promotes organismal longevity.
GenAge curators classify each gene's normal function as promoting (Pro-Longevity) or opposing (Anti-Longevity) longevity, based on synthesis across studies. Loss-of-function effects can vary from this depending on the manipulation.
Advisor judgment
The model correctly predicted pro_longevity for Rbm38. The mechanistic reasoning is well-grounded: RBM38 stabilizes p21 mRNA via 3'-UTR binding, reinforcing the p53-p21 tumor suppressor axis, and loss of RBM38 in mice leads to increased tumor susceptibility. This is consistent with a pro-longevity classification. The model appropriately noted the nuance that while senescence is a hallmark of aging, the tumor-suppressive role is net pro-longevity. Confidence of 0.55 is reasonable given the indirect nature of the longevity connection. The reasoning is solid and mechanistically accurate, though the framing around "cellular senescence" as the primary mechanism class is slightly imprecise — the dominant mechanism is tumor suppression via p53/p21 pathway rather than senescence per se.
Raw API responses
solver
{
"reasoning": "RBM38 (RNPC1) is an RNA-binding protein that binds the 3'-UTR of target mRNAs to regulate their stability and translation. A key established function of RBM38 is stabilization of p21 (CDKN1A) mRNA via 3'-UTR binding, which promotes cell cycle arrest and acts as a tumor suppressor downstream of p53. By reinforcing p53-p21 axis activity, RBM38 supports controlled cellular senescence and suppresses uncontrolled proliferation (cancer). While senescence itself is a hallmark of aging, the tumor-suppressive and genome-protective role of the p53/p21 pathway is generally considered pro-longevity in the context of preventing cancer-driven mortality and maintaining tissue homeostasis. Loss of RBM38 in mice leads to increased tumor susceptibility, consistent with an anti-cancer, pro-survival function. Thus, its primary contribution maps to the cellular senescence/tumor suppression axis in a manner that net-promotes organismal longevity.",
"confidence": 0.55,
"key_pathways": [
"p53-p21 tumor suppressor pathway",
"mRNA 3'-UTR stability regulation",
"cell cycle arrest and senescence"
],
"mechanism_class": "cellular_senescence",
"longevity_influence": "pro_longevity"
}advisor
{
"notes": "The model correctly predicted pro_longevity for Rbm38. The mechanistic reasoning is well-grounded: RBM38 stabilizes p21 mRNA via 3'-UTR binding, reinforcing the p53-p21 tumor suppressor axis, and loss of RBM38 in mice leads to increased tumor susceptibility. This is consistent with a pro-longevity classification. The model appropriately noted the nuance that while senescence is a hallmark of aging, the tumor-suppressive role is net pro-longevity. Confidence of 0.55 is reasonable given the indirect nature of the longevity connection. The reasoning is solid and mechanistically accurate, though the framing around \"cellular senescence\" as the primary mechanism class is slightly imprecise — the dominant mechanism is tumor suppression via p53/p21 pathway rather than senescence per se.",
"failure_mode": "correct",
"answer_correct": true,
"mechanism_correct": true,
"reasoning_quality": 4,
"ground_truth_questionable": false
}