pat-3
C. elegans
Integrin beta pat-3
What the model saw
Gene: pat-3 Organism: Caenorhabditis elegans Known functions: Integrin beta pat-3. integrin binding. protein binding.
View unredacted entry
Integrin beta pat-3. integrin binding. protein binding.
Solver output
pat-3 encodes the sole C. elegans integrin beta subunit, which heterodimerizes with alpha subunits (ina-1 or pat-2) to form transmembrane receptors that mediate cell-extracellular matrix adhesion and outside-in signaling. Integrins transduce mechanical and biochemical signals from the ECM to intracellular pathways including FAK/ILK, MAPK, and PI3K cascades, which can intersect with both pro-longevity (e.g., DAF-16/FOXO regulation) and pro-growth/anti-longevity signaling. While integrin-ECM communication is essential for tissue integrity and stem cell niche maintenance, loss of pat-3 is lethal (paralyzed arrested elongation at two-fold), making it difficult to assign a net longevity direction. The dual role of integrin signaling—supporting tissue homeostasis (pro-longevity) while also activating growth-promoting PI3K/Akt pathways (potentially anti-longevity)—creates genuine mechanistic conflict that prevents a clear directional prediction.
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 predicted "unclear" while the ground truth is "pro_longevity." The model's reasoning is thoughtful and acknowledges the lethality of pat-3 loss-of-function, the dual roles of integrin signaling, and the mechanistic conflicts. However, it failed to arrive at the correct directional answer. The model correctly identified key pathways (integrin-ECM, ILK/FAK, PI3K-Akt/DAF-16) but used the lethality of null mutants as a reason to avoid committing to a direction, rather than recognizing that partial loss or gain-of-function studies, or the role of integrin signaling in tissue homeostasis, would point toward pro-longevity. The reasoning quality is moderate — it's well-structured but ultimately leads to the wrong conclusion. The model's uncertainty was somewhat appropriate given the complexity, but the ground truth is clearly pro_longevity, so the prediction is incorrect.
Raw API responses
solver
{
"reasoning": "pat-3 encodes the sole C. elegans integrin beta subunit, which heterodimerizes with alpha subunits (ina-1 or pat-2) to form transmembrane receptors that mediate cell-extracellular matrix adhesion and outside-in signaling. Integrins transduce mechanical and biochemical signals from the ECM to intracellular pathways including FAK/ILK, MAPK, and PI3K cascades, which can intersect with both pro-longevity (e.g., DAF-16/FOXO regulation) and pro-growth/anti-longevity signaling. While integrin-ECM communication is essential for tissue integrity and stem cell niche maintenance, loss of pat-3 is lethal (paralyzed arrested elongation at two-fold), making it difficult to assign a net longevity direction. The dual role of integrin signaling—supporting tissue homeostasis (pro-longevity) while also activating growth-promoting PI3K/Akt pathways (potentially anti-longevity)—creates genuine mechanistic conflict that prevents a clear directional prediction.",
"confidence": 0.42,
"key_pathways": [
"integrin-ECM adhesion signaling",
"ILK/FAK downstream signaling",
"PI3K-Akt/DAF-16 pathway intersection"
],
"mechanism_class": "altered_intercellular_communication",
"longevity_influence": "unclear"
}advisor
{
"notes": "The model predicted \"unclear\" while the ground truth is \"pro_longevity.\" The model's reasoning is thoughtful and acknowledges the lethality of pat-3 loss-of-function, the dual roles of integrin signaling, and the mechanistic conflicts. However, it failed to arrive at the correct directional answer. The model correctly identified key pathways (integrin-ECM, ILK/FAK, PI3K-Akt/DAF-16) but used the lethality of null mutants as a reason to avoid committing to a direction, rather than recognizing that partial loss or gain-of-function studies, or the role of integrin signaling in tissue homeostasis, would point toward pro-longevity. The reasoning quality is moderate — it's well-structured but ultimately leads to the wrong conclusion. The model's uncertainty was somewhat appropriate given the complexity, but the ground truth is clearly pro_longevity, so the prediction is incorrect.",
"failure_mode": "appropriately_uncertain",
"answer_correct": false,
"mechanism_correct": false,
"reasoning_quality": 3,
"ground_truth_questionable": false
}