ucr-2.3
C. elegans
Peptidase M16 N-terminal domain-containing protein
What the model saw
Gene: ucr-2.3 Organism: Caenorhabditis elegans Known functions: Peptidase M16 N-terminal domain-containing protein. metal ion binding. metalloendopeptidase activity.
View unredacted entry
Peptidase M16 N-terminal domain-containing protein. metal ion binding. metalloendopeptidase activity.
Solver output
The gene name "ucr-2.3" suggests a ubiquinol-cytochrome c reductase subunit, which would place it in mitochondrial Complex III of the electron transport chain — a context strongly linked to mitochondrial function and longevity. However, the molecular function annotations describe a Peptidase M16 N-terminal domain-containing protein with metal ion binding and metalloendopeptidase activity, which is characteristic of mitochondrial processing peptidases (MPP) or insulin-degrading enzyme (IDE)-like proteases. M16 family metalloendopeptidases in mitochondria are involved in processing mitochondrial targeting sequences and protein quality control. While proper mitochondrial protein import and processing supports organelle homeostasis (pro-longevity), loss of such peptidases can also be tolerated or even extend lifespan via mitohormesis. The discrepancy between the gene name (suggesting ETC function) and the annotated molecular function (metalloendopeptidase) makes the directionality of longevity influence genuinely ambiguous without experimental data.
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 "unclear" while the ground truth is "anti_longevity." The model was confused by the gene name "ucr-2.3" (incorrectly assuming it might be a ubiquinol-cytochrome c reductase subunit) while the annotations clearly indicate a Peptidase M16 N-terminal domain metalloendopeptidase. The model's reasoning about the discrepancy between gene name and function annotations is somewhat valid, but it failed to commit to a direction. The ground truth indicates this gene is anti-longevity, meaning its loss or reduction likely extends lifespan. The model's mechanism class of "mitochondrial_dysfunction" is speculative and not well-supported. The model did note the mitohormesis possibility (which could relate to anti-longevity of the gene if its loss extends lifespan), but ultimately gave an "unclear" prediction with low confidence rather than committing to anti_longevity. The reasoning quality is poor because the model was misled by the gene name and failed to properly analyze the M16 metalloendopeptidase function in the context of C. elegans longevity.
Raw API responses
solver
{
"reasoning": "The gene name \"ucr-2.3\" suggests a ubiquinol-cytochrome c reductase subunit, which would place it in mitochondrial Complex III of the electron transport chain — a context strongly linked to mitochondrial function and longevity. However, the molecular function annotations describe a Peptidase M16 N-terminal domain-containing protein with metal ion binding and metalloendopeptidase activity, which is characteristic of mitochondrial processing peptidases (MPP) or insulin-degrading enzyme (IDE)-like proteases. M16 family metalloendopeptidases in mitochondria are involved in processing mitochondrial targeting sequences and protein quality control. While proper mitochondrial protein import and processing supports organelle homeostasis (pro-longevity), loss of such peptidases can also be tolerated or even extend lifespan via mitohormesis. The discrepancy between the gene name (suggesting ETC function) and the annotated molecular function (metalloendopeptidase) makes the directionality of longevity influence genuinely ambiguous without experimental data.",
"confidence": 0.35,
"key_pathways": [
"mitochondrial protein processing",
"M16 metalloendopeptidase activity",
"mitochondrial electron transport chain (Complex III)"
],
"mechanism_class": "mitochondrial_dysfunction",
"longevity_influence": "unclear"
}advisor
{
"notes": "The model predicted \"unclear\" while the ground truth is \"anti_longevity.\" The model was confused by the gene name \"ucr-2.3\" (incorrectly assuming it might be a ubiquinol-cytochrome c reductase subunit) while the annotations clearly indicate a Peptidase M16 N-terminal domain metalloendopeptidase. The model's reasoning about the discrepancy between gene name and function annotations is somewhat valid, but it failed to commit to a direction. The ground truth indicates this gene is anti-longevity, meaning its loss or reduction likely extends lifespan. The model's mechanism class of \"mitochondrial_dysfunction\" is speculative and not well-supported. The model did note the mitohormesis possibility (which could relate to anti-longevity of the gene if its loss extends lifespan), but ultimately gave an \"unclear\" prediction with low confidence rather than committing to anti_longevity. The reasoning quality is poor because the model was misled by the gene name and failed to properly analyze the M16 metalloendopeptidase function in the context of C. elegans longevity.",
"failure_mode": "confident_wrong",
"answer_correct": false,
"mechanism_correct": false,
"reasoning_quality": 2,
"ground_truth_questionable": false
}