CBP6
S. cerevisiae
Cbp6p
What the model saw
Gene: CBP6 Organism: Saccharomyces cerevisiae Known functions: Cbp6p. protein binding. ribosome binding.
View unredacted entry
Cbp6p. protein binding. ribosome binding.
Solver output
CBP6 (Cbp6p) in S. cerevisiae is a mitochondrial protein required for the translation and/or stability of the mitochondrial COB (cytochrome b) mRNA, which encodes a core subunit of Complex III of the respiratory chain. By supporting proper assembly of the mitochondrial respiratory chain, Cbp6p helps maintain mitochondrial membrane potential and efficient oxidative phosphorylation. Loss of mitochondrial respiratory function is a well-established hallmark of aging, and yeast mutants lacking functional Complex III show impaired respiration and reduced chronological/replicative lifespan. The protein-binding and ribosome-binding activities of Cbp6p are consistent with its role as a translational activator that associates with the mitochondrial ribosome to facilitate COB mRNA translation. Thus, the normal function of CBP6 supports mitochondrial integrity, placing it in a pro-longevity role.
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 but the ground truth is anti_longevity. The model's mechanistic reasoning about CBP6's role in mitochondrial COB mRNA translation and Complex III assembly is plausible and likely accurate in terms of the gene's molecular function. However, the model incorrectly inferred the longevity direction: it assumed that because CBP6 supports mitochondrial function, its loss would reduce lifespan (pro_longevity). In reality, CBP6 is anti_longevity, meaning its deletion or loss extends lifespan. This is consistent with the mitohormesis concept or the idea that reduced mitochondrial respiration/OXPHOS can paradoxically extend lifespan in yeast (as seen with many respiratory chain mutants). The model's reasoning was logically coherent but missed this nuance, leading to the wrong conclusion. Confidence was low (0.52) which is appropriate given the uncertainty, but the prediction was still wrong.
Raw API responses
solver
{
"reasoning": "CBP6 (Cbp6p) in S. cerevisiae is a mitochondrial protein required for the translation and/or stability of the mitochondrial COB (cytochrome b) mRNA, which encodes a core subunit of Complex III of the respiratory chain. By supporting proper assembly of the mitochondrial respiratory chain, Cbp6p helps maintain mitochondrial membrane potential and efficient oxidative phosphorylation. Loss of mitochondrial respiratory function is a well-established hallmark of aging, and yeast mutants lacking functional Complex III show impaired respiration and reduced chronological/replicative lifespan. The protein-binding and ribosome-binding activities of Cbp6p are consistent with its role as a translational activator that associates with the mitochondrial ribosome to facilitate COB mRNA translation. Thus, the normal function of CBP6 supports mitochondrial integrity, placing it in a pro-longevity role.",
"confidence": 0.52,
"key_pathways": [
"mitochondrial Complex III assembly",
"mitochondrial mRNA translation activation (COB)",
"oxidative phosphorylation"
],
"mechanism_class": "mitochondrial_dysfunction",
"longevity_influence": "pro_longevity"
}advisor
{
"notes": "The model predicted pro_longevity but the ground truth is anti_longevity. The model's mechanistic reasoning about CBP6's role in mitochondrial COB mRNA translation and Complex III assembly is plausible and likely accurate in terms of the gene's molecular function. However, the model incorrectly inferred the longevity direction: it assumed that because CBP6 supports mitochondrial function, its loss would reduce lifespan (pro_longevity). In reality, CBP6 is anti_longevity, meaning its deletion or loss extends lifespan. This is consistent with the mitohormesis concept or the idea that reduced mitochondrial respiration/OXPHOS can paradoxically extend lifespan in yeast (as seen with many respiratory chain mutants). The model's reasoning was logically coherent but missed this nuance, leading to the wrong conclusion. Confidence was low (0.52) which is appropriate given the uncertainty, but the prediction was still wrong.",
"failure_mode": "confident_wrong",
"answer_correct": false,
"mechanism_correct": false,
"reasoning_quality": 3,
"ground_truth_questionable": false
}