TrxT
D. melanogaster
Thioredoxin T
What the model saw
Gene: TrxT Organism: Drosophila melanogaster Known functions: Thioredoxin T. thioredoxin T. protein-disulfide reductase activity.
View unredacted entry
Thioredoxin T. thioredoxin T. protein-disulfide reductase activity.
Solver output
TrxT (Thioredoxin T) is a thioredoxin family protein with protein-disulfide reductase activity, functioning to reduce oxidized protein disulfide bonds using electrons from NADPH via thioredoxin reductase. In Drosophila, TrxT is a testis/mitochondria-associated thioredoxin that plays a key role in maintaining the mitochondrial redox environment by neutralizing reactive oxygen species (ROS)-induced protein oxidation. Thioredoxins are central components of the thioredoxin antioxidant system, which counteracts oxidative stress — a major driver of mitochondrial dysfunction and aging. Overexpression of thioredoxin family members has been shown to extend lifespan in multiple model organisms, including Drosophila, by reducing oxidative damage to proteins and mitochondria. The protein-disulfide reductase activity directly supports proteostasis and mitochondrial integrity, both of which are critical for 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 TrxT in Drosophila melanogaster. The mechanistic reasoning is sound and well-grounded: thioredoxins are well-established antioxidant proteins that reduce oxidative stress, and overexpression of thioredoxin family members is known to extend lifespan in Drosophila and other organisms. The model correctly identifies the thioredoxin antioxidant system, mitochondrial redox homeostasis, and ROS scavenging as key pathways. The mechanism_class of "mitochondrial_dysfunction" is slightly imprecise (it's more about preventing mitochondrial dysfunction via redox maintenance rather than mitochondrial dysfunction per se), but the overall mechanistic narrative is correct. Confidence of 0.78 is appropriate given the available information.
Raw API responses
solver
{
"reasoning": "TrxT (Thioredoxin T) is a thioredoxin family protein with protein-disulfide reductase activity, functioning to reduce oxidized protein disulfide bonds using electrons from NADPH via thioredoxin reductase. In Drosophila, TrxT is a testis/mitochondria-associated thioredoxin that plays a key role in maintaining the mitochondrial redox environment by neutralizing reactive oxygen species (ROS)-induced protein oxidation. Thioredoxins are central components of the thioredoxin antioxidant system, which counteracts oxidative stress — a major driver of mitochondrial dysfunction and aging. Overexpression of thioredoxin family members has been shown to extend lifespan in multiple model organisms, including Drosophila, by reducing oxidative damage to proteins and mitochondria. The protein-disulfide reductase activity directly supports proteostasis and mitochondrial integrity, both of which are critical for longevity.",
"confidence": 0.78,
"key_pathways": [
"thioredoxin antioxidant system",
"mitochondrial redox homeostasis",
"ROS scavenging / oxidative stress response"
],
"mechanism_class": "mitochondrial_dysfunction",
"longevity_influence": "pro_longevity"
}advisor
{
"notes": "The model correctly predicted pro_longevity for TrxT in Drosophila melanogaster. The mechanistic reasoning is sound and well-grounded: thioredoxins are well-established antioxidant proteins that reduce oxidative stress, and overexpression of thioredoxin family members is known to extend lifespan in Drosophila and other organisms. The model correctly identifies the thioredoxin antioxidant system, mitochondrial redox homeostasis, and ROS scavenging as key pathways. The mechanism_class of \"mitochondrial_dysfunction\" is slightly imprecise (it's more about preventing mitochondrial dysfunction via redox maintenance rather than mitochondrial dysfunction per se), but the overall mechanistic narrative is correct. Confidence of 0.78 is appropriate given the available information.",
"failure_mode": "correct",
"answer_correct": true,
"mechanism_correct": true,
"reasoning_quality": 4,
"ground_truth_questionable": false
}