hif-1
C. elegans
Hypoxia-inducible factor 1;PAS domain-containing protein
What the model saw
Gene: hif-1 Organism: Caenorhabditis elegans Known functions: Hypoxia-inducible factor 1;PAS domain-containing protein. DNA-binding transcription factor activity. DNA-binding transcription factor activity, RNA polymerase II-specific. RNA polymerase II transcription regulatory region sequence-specific DNA binding. RNA polymerase II-specific DNA-binding transcription factor binding. protein binding. protein dimerization activity.
View unredacted entry
Hypoxia-inducible factor 1;PAS domain-containing protein. DNA-binding transcription factor activity. DNA-binding transcription factor activity, RNA polymerase II-specific. RNA polymerase II transcription regulatory region sequence-specific DNA binding. RNA polymerase II-specific DNA-binding transcription factor binding. protein binding. protein dimerization activity.
Solver output
HIF-1 in C. elegans is a PAS-domain transcription factor that heterodimerizes and binds hypoxia-response elements to activate target gene transcription under low-oxygen conditions. Its role in longevity is genuinely bidirectional: hif-1 loss-of-function extends lifespan in some genetic backgrounds (e.g., via interaction with the VHL-1/EGL-9 oxygen-sensing axis and DAF-16/FOXO), suggesting HIF-1 activity can be anti-longevity by promoting anaerobic metabolic programs that compete with pro-longevity pathways. Conversely, hif-1 gain-of-function or activation under certain stresses can extend lifespan by inducing cytoprotective targets, placing it in a pro-longevity role. The oxygen/HIF-1 axis intersects with insulin/IGF-1 signaling and mitochondrial function, both central nutrient-sensing and energy-sensing pathways. Because published C. elegans studies show lifespan effects in both directions depending on context, the net longevity influence cannot be confidently assigned from molecular function annotations alone.
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 "unclear" as the longevity influence for hif-1 in C. elegans. The reasoning is excellent and accurate: it correctly identifies that hif-1 loss-of-function can extend lifespan in some contexts while gain-of-function can also extend lifespan in others, making the net effect genuinely bidirectional and context-dependent. The model accurately describes the VHL-1/EGL-9 oxygen-sensing axis, the interaction with DAF-16/FOXO and insulin/IGF-1 signaling, and the intersection with mitochondrial function. The confidence level of 0.45 is appropriately calibrated for an "unclear" classification. The mechanism class of "deregulated_nutrient_sensing" is a reasonable approximation, though "stress_response" or "oxygen_sensing" might be more precise - this is a minor quibble. Overall, this is a high-quality prediction with accurate reasoning.
Raw API responses
solver
{
"reasoning": "HIF-1 in C. elegans is a PAS-domain transcription factor that heterodimerizes and binds hypoxia-response elements to activate target gene transcription under low-oxygen conditions. Its role in longevity is genuinely bidirectional: hif-1 loss-of-function extends lifespan in some genetic backgrounds (e.g., via interaction with the VHL-1/EGL-9 oxygen-sensing axis and DAF-16/FOXO), suggesting HIF-1 activity can be anti-longevity by promoting anaerobic metabolic programs that compete with pro-longevity pathways. Conversely, hif-1 gain-of-function or activation under certain stresses can extend lifespan by inducing cytoprotective targets, placing it in a pro-longevity role. The oxygen/HIF-1 axis intersects with insulin/IGF-1 signaling and mitochondrial function, both central nutrient-sensing and energy-sensing pathways. Because published C. elegans studies show lifespan effects in both directions depending on context, the net longevity influence cannot be confidently assigned from molecular function annotations alone.",
"confidence": 0.45,
"key_pathways": [
"HIF-1/VHL-1/EGL-9 hypoxia-sensing pathway",
"Insulin/IGF-1 signaling (DAF-2/DAF-16 axis)",
"Mitochondrial electron transport and oxygen sensing"
],
"mechanism_class": "deregulated_nutrient_sensing",
"longevity_influence": "unclear"
}advisor
{
"notes": "The model correctly predicted \"unclear\" as the longevity influence for hif-1 in C. elegans. The reasoning is excellent and accurate: it correctly identifies that hif-1 loss-of-function can extend lifespan in some contexts while gain-of-function can also extend lifespan in others, making the net effect genuinely bidirectional and context-dependent. The model accurately describes the VHL-1/EGL-9 oxygen-sensing axis, the interaction with DAF-16/FOXO and insulin/IGF-1 signaling, and the intersection with mitochondrial function. The confidence level of 0.45 is appropriately calibrated for an \"unclear\" classification. The mechanism class of \"deregulated_nutrient_sensing\" is a reasonable approximation, though \"stress_response\" or \"oxygen_sensing\" might be more precise - this is a minor quibble. Overall, this is a high-quality prediction with accurate reasoning.",
"failure_mode": "correct",
"answer_correct": true,
"mechanism_correct": true,
"reasoning_quality": 5,
"ground_truth_questionable": false
}