Prdx1
M. musculus
peroxiredoxin 1
What the model saw
Gene: Prdx1 Organism: Mus musculus Known functions: peroxiredoxin 1. peroxiredoxin-1. antioxidant activity. heme binding. identical protein binding. oxidoreductase activity. peroxidase activity. peroxiredoxin activity. protein binding. thioredoxin peroxidase activity. thioredoxin-dependent peroxiredoxin activity.
View unredacted entry
peroxiredoxin 1. peroxiredoxin-1. antioxidant activity. heme binding. identical protein binding. oxidoreductase activity. peroxidase activity. peroxiredoxin activity. protein binding. thioredoxin peroxidase activity. thioredoxin-dependent peroxiredoxin activity.
Solver output
Prdx1 encodes Peroxiredoxin-1, a thioredoxin-dependent peroxidase that catalyzes the reduction of hydrogen peroxide, organic hydroperoxides, and peroxynitrite using electrons donated by thioredoxin. By scavenging reactive oxygen species (ROS), Prdx1 directly limits oxidative damage to proteins, lipids, and DNA. Loss of Prdx1 in mice leads to elevated intracellular ROS, increased oxidative stress, hemolytic anemia, and a significantly elevated incidence of malignant tumors, consistent with an anti-aging protective role. Its thioredoxin peroxidase activity places it centrally in the thioredoxin/peroxiredoxin antioxidant system, which is a key mitochondrial and cytosolic ROS-buffering pathway. Reduction of chronic oxidative stress through this pathway is well-established as a pro-longevity mechanism across model organisms.
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 predicts Prdx1 as pro_longevity, which matches the ground truth. The reasoning about ROS scavenging, oxidative stress protection, and the phenotype of Prdx1 knockout mice (hemolytic anemia, elevated tumor incidence) is accurate and well-articulated. However, the mechanism_class is labeled "mitochondrial_dysfunction," which is incorrect. Prdx1 is primarily a cytosolic peroxiredoxin (not mitochondrial — that would be Prdx3), and the mechanism is antioxidant/ROS scavenging, not mitochondrial dysfunction. The reasoning text itself doesn't really support "mitochondrial_dysfunction" as the primary mechanism class — it correctly describes ROS scavenging and oxidative stress response. This is a mislabeling of the mechanism class rather than a fundamental error in reasoning, but it is still a notable inconsistency.
Raw API responses
solver
{
"reasoning": "Prdx1 encodes Peroxiredoxin-1, a thioredoxin-dependent peroxidase that catalyzes the reduction of hydrogen peroxide, organic hydroperoxides, and peroxynitrite using electrons donated by thioredoxin. By scavenging reactive oxygen species (ROS), Prdx1 directly limits oxidative damage to proteins, lipids, and DNA. Loss of Prdx1 in mice leads to elevated intracellular ROS, increased oxidative stress, hemolytic anemia, and a significantly elevated incidence of malignant tumors, consistent with an anti-aging protective role. Its thioredoxin peroxidase activity places it centrally in the thioredoxin/peroxiredoxin antioxidant system, which is a key mitochondrial and cytosolic ROS-buffering pathway. Reduction of chronic oxidative stress through this pathway is well-established as a pro-longevity mechanism across model organisms.",
"confidence": 0.82,
"key_pathways": [
"Thioredoxin/peroxiredoxin antioxidant system",
"Reactive oxygen species (ROS) scavenging",
"Oxidative stress response"
],
"mechanism_class": "mitochondrial_dysfunction",
"longevity_influence": "pro_longevity"
}advisor
{
"notes": "The model correctly predicts Prdx1 as pro_longevity, which matches the ground truth. The reasoning about ROS scavenging, oxidative stress protection, and the phenotype of Prdx1 knockout mice (hemolytic anemia, elevated tumor incidence) is accurate and well-articulated. However, the mechanism_class is labeled \"mitochondrial_dysfunction,\" which is incorrect. Prdx1 is primarily a cytosolic peroxiredoxin (not mitochondrial — that would be Prdx3), and the mechanism is antioxidant/ROS scavenging, not mitochondrial dysfunction. The reasoning text itself doesn't really support \"mitochondrial_dysfunction\" as the primary mechanism class — it correctly describes ROS scavenging and oxidative stress response. This is a mislabeling of the mechanism class rather than a fundamental error in reasoning, but it is still a notable inconsistency.",
"failure_mode": "right_answer_wrong_reasoning",
"answer_correct": true,
"mechanism_correct": false,
"reasoning_quality": 4,
"ground_truth_questionable": false
}