SUV3

S. cerevisiae

ATP-dependent RNA helicase SUV3

What the model saw

Gene: SUV3
Organism: Saccharomyces cerevisiae
Known functions: ATP-dependent RNA helicase SUV3. ATP binding. ATP hydrolysis activity. RNA helicase activity. exoribonuclease II activity. protein binding.

View unredacted entry

ATP-dependent RNA helicase SUV3. ATP binding. ATP hydrolysis activity. RNA helicase activity. exoribonuclease II activity. protein binding.

Solver output

Predicted influence

Pro-longevity

Confidence

72%

Mechanism

Mitochondrial dysfunction

Reasoning

SUV3 encodes the mitochondrial ATP-dependent RNA helicase that is a core component of the mitochondrial RNA degradosome in yeast, working together with the 3'-to-5' exoribonuclease DSS1/STS1 to degrade aberrant and processed mitochondrial RNAs. Its RNA helicase and exoribonuclease II activities are essential for mitochondrial RNA surveillance and quality control, ensuring proper mitochondrial gene expression and respiratory function. Loss of SUV3 leads to accumulation of aberrant mitochondrial RNA species, mitochondrial genome instability, and loss of respiratory competence (petite formation), all of which impair mitochondrial function. Since mitochondrial integrity is a key determinant of replicative and chronological lifespan in S. cerevisiae, SUV3's role in maintaining mitochondrial RNA homeostasis places it firmly in a pro-longevity category. Defective mitochondrial RNA metabolism accelerates aging phenotypes, consistent with the mitochondrial dysfunction hallmark of aging.

Key pathways

mitochondrial RNA surveillance and degradosome activitymitochondrial RNA quality controlmitochondrial respiratory function maintenance

Longevity influence

Anti-longevity

Lifespan effect

Increase

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

Answer

✗Incorrect

Mechanism

✗Incorrect

Reasoning quality

2/5

Failure mode

Confident wrong

Notes

The model predicted pro_longevity with 0.72 confidence, but the ground truth is anti_longevity. The model's reasoning about SUV3's role in mitochondrial RNA surveillance and degradosome activity is mechanistically plausible in general terms, but it drew the wrong conclusion about the longevity direction. The model assumed that because SUV3 maintains mitochondrial RNA quality control, its loss would be harmful and thus it must be pro-longevity. However, the GenAge database classifies SUV3 as anti_longevity, meaning its deletion or loss actually extends lifespan. This is a case where the model's mechanistic narrative, while partially correct about SUV3's biochemical function, led to the wrong directional prediction. The model failed to consider that SUV3 deletion might extend lifespan (e.g., through mitophagy induction, retrograde signaling, or other compensatory mechanisms that promote longevity). The confidence of 0.72 makes this a notably wrong prediction.

Raw API responses

solver

{
  "reasoning": "SUV3 encodes the mitochondrial ATP-dependent RNA helicase that is a core component of the mitochondrial RNA degradosome in yeast, working together with the 3'-to-5' exoribonuclease DSS1/STS1 to degrade aberrant and processed mitochondrial RNAs. Its RNA helicase and exoribonuclease II activities are essential for mitochondrial RNA surveillance and quality control, ensuring proper mitochondrial gene expression and respiratory function. Loss of SUV3 leads to accumulation of aberrant mitochondrial RNA species, mitochondrial genome instability, and loss of respiratory competence (petite formation), all of which impair mitochondrial function. Since mitochondrial integrity is a key determinant of replicative and chronological lifespan in S. cerevisiae, SUV3's role in maintaining mitochondrial RNA homeostasis places it firmly in a pro-longevity category. Defective mitochondrial RNA metabolism accelerates aging phenotypes, consistent with the mitochondrial dysfunction hallmark of aging.",
  "confidence": 0.72,
  "key_pathways": [
    "mitochondrial RNA surveillance and degradosome activity",
    "mitochondrial RNA quality control",
    "mitochondrial respiratory function maintenance"
  ],
  "mechanism_class": "mitochondrial_dysfunction",
  "longevity_influence": "pro_longevity"
}

advisor

{
  "notes": "The model predicted pro_longevity with 0.72 confidence, but the ground truth is anti_longevity. The model's reasoning about SUV3's role in mitochondrial RNA surveillance and degradosome activity is mechanistically plausible in general terms, but it drew the wrong conclusion about the longevity direction. The model assumed that because SUV3 maintains mitochondrial RNA quality control, its loss would be harmful and thus it must be pro-longevity. However, the GenAge database classifies SUV3 as anti_longevity, meaning its deletion or loss actually extends lifespan. This is a case where the model's mechanistic narrative, while partially correct about SUV3's biochemical function, led to the wrong directional prediction. The model failed to consider that SUV3 deletion might extend lifespan (e.g., through mitophagy induction, retrograde signaling, or other compensatory mechanisms that promote longevity). The confidence of 0.72 makes this a notably wrong prediction.",
  "failure_mode": "confident_wrong",
  "answer_correct": false,
  "mechanism_correct": false,
  "reasoning_quality": 2,
  "ground_truth_questionable": false
}