drl-1
C. elegans
Protein drl-1
What the model saw
Gene: drl-1 Organism: Caenorhabditis elegans Known functions: Protein drl-1. ATP binding. protein kinase activity.
View unredacted entry
Protein drl-1. ATP binding. protein kinase activity.
Solver output
drl-1 encodes a protein kinase with ATP binding activity in C. elegans and is the ortholog of mammalian MAP4K3/GLK, a kinase that functions upstream of TORC1 activation. In C. elegans, drl-1 has been shown to act in the TORC1 nutrient-sensing pathway; loss of drl-1 reduces TORC1 activity, which mimics dietary restriction and extends lifespan. By modulating TORC1 signaling, drl-1's normal (wild-type) kinase activity promotes TORC1 activation, meaning its presence is associated with higher TORC1 activity and shorter lifespan, while its loss is pro-longevity. However, since the question asks about the gene's normal function's influence on longevity, active drl-1 (promoting TORC1) would be anti-longevity. Yet drl-1 has also been reported to be required for lifespan extension under certain conditions (e.g., mitochondrial stress via the mitochondrial UPR pathway), suggesting context-dependent roles. The dominant characterized role is as a TORC1-activating kinase, making its normal function anti-longevity by sustaining nutrient-sensing signaling that suppresses autophagy and stress responses.
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 identified the mechanistic role of drl-1 as a TORC1-activating kinase (anti-longevity function), and even explicitly stated "active drl-1 (promoting TORC1) would be anti-longevity" in its reasoning. However, the model ultimately predicted "pro_longevity" as its final answer, which contradicts both the ground truth (anti_longevity) and its own mechanistic reasoning. The model appears to have confused itself by conflating the gene's normal function with the effect of its loss-of-function. The mechanism described is largely correct, but the final classification is wrong. This is a case where the model reasoned correctly but output the wrong answer.
Raw API responses
solver
{
"reasoning": "drl-1 encodes a protein kinase with ATP binding activity in C. elegans and is the ortholog of mammalian MAP4K3/GLK, a kinase that functions upstream of TORC1 activation. In C. elegans, drl-1 has been shown to act in the TORC1 nutrient-sensing pathway; loss of drl-1 reduces TORC1 activity, which mimics dietary restriction and extends lifespan. By modulating TORC1 signaling, drl-1's normal (wild-type) kinase activity promotes TORC1 activation, meaning its presence is associated with higher TORC1 activity and shorter lifespan, while its loss is pro-longevity. However, since the question asks about the gene's normal function's influence on longevity, active drl-1 (promoting TORC1) would be anti-longevity. Yet drl-1 has also been reported to be required for lifespan extension under certain conditions (e.g., mitochondrial stress via the mitochondrial UPR pathway), suggesting context-dependent roles. The dominant characterized role is as a TORC1-activating kinase, making its normal function anti-longevity by sustaining nutrient-sensing signaling that suppresses autophagy and stress responses.",
"confidence": 0.62,
"key_pathways": [
"TORC1 nutrient sensing",
"MAP4K3/GLK kinase signaling",
"dietary restriction mimicry"
],
"mechanism_class": "deregulated_nutrient_sensing",
"longevity_influence": "pro_longevity"
}advisor
{
"notes": "The model correctly identified the mechanistic role of drl-1 as a TORC1-activating kinase (anti-longevity function), and even explicitly stated \"active drl-1 (promoting TORC1) would be anti-longevity\" in its reasoning. However, the model ultimately predicted \"pro_longevity\" as its final answer, which contradicts both the ground truth (anti_longevity) and its own mechanistic reasoning. The model appears to have confused itself by conflating the gene's normal function with the effect of its loss-of-function. The mechanism described is largely correct, but the final classification is wrong. This is a case where the model reasoned correctly but output the wrong answer.",
"failure_mode": "right_answer_wrong_reasoning",
"answer_correct": false,
"mechanism_correct": true,
"reasoning_quality": 3,
"ground_truth_questionable": false
}