zk686.2
C. elegans
Putative ATP-dependent RNA helicase ZK686.2
What the model saw
Gene: ZK686.2 Organism: Caenorhabditis elegans Known functions: Putative ATP-dependent RNA helicase ZK686.2. ATP binding. ATP hydrolysis activity. RNA helicase activity. nucleic acid binding.
View unredacted entry
Putative ATP-dependent RNA helicase ZK686.2. ATP binding. ATP hydrolysis activity. RNA helicase activity. nucleic acid binding.
Solver output
ATP-dependent RNA helicases are essential for RNA metabolism, including mRNA processing, ribosome biogenesis, translation initiation, and RNA quality control. In C. elegans, proper RNA helicase activity supports proteostasis by ensuring accurate translation and degradation of aberrant transcripts. RNA helicases in the DEAD/DEAH-box family are frequently involved in stress granule dynamics and nonsense-mediated decay, both of which are critical for maintaining protein homeostasis during aging. Loss of RNA helicase function can lead to accumulation of misfolded proteins and translational errors, which are hallmarks of aging-associated proteostatic decline. The ATP hydrolysis activity driving RNA unwinding is a core feature of helicases that remodel RNA-protein complexes necessary for proteostasis maintenance.
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 pro_longevity while the ground truth is anti_longevity. The model reasoned that RNA helicase activity supports proteostasis and that loss of function would be harmful, implying the gene is pro-longevity. However, the ground truth indicates ZK686.2 is anti_longevity, meaning its activity actually shortens lifespan (or its loss extends lifespan). The model's generic reasoning about RNA helicases being beneficial for proteostasis is not specific to this gene and led to the wrong conclusion. The confidence was low (0.52), showing some appropriate uncertainty, but the prediction was still wrong. The mechanistic reasoning is also incorrect in direction - if the gene is anti_longevity, its loss likely extends lifespan, which contradicts the model's framing that loss of helicase function would be detrimental.
Raw API responses
solver
{
"reasoning": "ATP-dependent RNA helicases are essential for RNA metabolism, including mRNA processing, ribosome biogenesis, translation initiation, and RNA quality control. In C. elegans, proper RNA helicase activity supports proteostasis by ensuring accurate translation and degradation of aberrant transcripts. RNA helicases in the DEAD/DEAH-box family are frequently involved in stress granule dynamics and nonsense-mediated decay, both of which are critical for maintaining protein homeostasis during aging. Loss of RNA helicase function can lead to accumulation of misfolded proteins and translational errors, which are hallmarks of aging-associated proteostatic decline. The ATP hydrolysis activity driving RNA unwinding is a core feature of helicases that remodel RNA-protein complexes necessary for proteostasis maintenance.",
"confidence": 0.52,
"key_pathways": [
"RNA quality control / nonsense-mediated decay",
"ribosome biogenesis and translation fidelity",
"stress granule dynamics and proteostasis"
],
"mechanism_class": "loss_of_proteostasis",
"longevity_influence": "pro_longevity"
}advisor
{
"notes": "The model predicted pro_longevity while the ground truth is anti_longevity. The model reasoned that RNA helicase activity supports proteostasis and that loss of function would be harmful, implying the gene is pro-longevity. However, the ground truth indicates ZK686.2 is anti_longevity, meaning its activity actually shortens lifespan (or its loss extends lifespan). The model's generic reasoning about RNA helicases being beneficial for proteostasis is not specific to this gene and led to the wrong conclusion. The confidence was low (0.52), showing some appropriate uncertainty, but the prediction was still wrong. The mechanistic reasoning is also incorrect in direction - if the gene is anti_longevity, its loss likely extends lifespan, which contradicts the model's framing that loss of helicase function would be detrimental.",
"failure_mode": "confident_wrong",
"answer_correct": false,
"mechanism_correct": false,
"reasoning_quality": 2,
"ground_truth_questionable": false
}