FZF1
S. cerevisiae
Fzf1p
What the model saw
Gene: FZF1 Organism: Saccharomyces cerevisiae Known functions: Fzf1p. DNA-binding transcription activator activity, RNA polymerase II-specific. RNA polymerase II cis-regulatory region sequence-specific DNA binding. sequence-specific DNA binding. zinc ion binding.
View unredacted entry
Fzf1p. DNA-binding transcription activator activity, RNA polymerase II-specific. RNA polymerase II cis-regulatory region sequence-specific DNA binding. sequence-specific DNA binding. zinc ion binding.
Solver output
FZF1 encodes a zinc finger transcription activator that binds cis-regulatory DNA elements and activates RNA Pol II-dependent transcription. Its primary known role is in sulfite tolerance via activation of SSU1 (a sulfite efflux pump), which is a stress-response pathway not directly linked to canonical longevity mechanisms. While transcriptional regulation broadly falls under epigenetic/gene expression control relevant to aging, the specific downstream targets of FZF1 do not map cleanly to pro- or anti-longevity pathways (e.g., nutrient sensing, proteostasis, mitochondrial function). The zinc ion binding and sequence-specific DNA binding activities are consistent with a C2H2-type zinc finger factor, but without knowledge of its broader transcriptional program in the context of aging, the net effect on longevity remains ambiguous.
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" with low confidence (0.35), but the ground truth is "anti_longevity." The model correctly identified FZF1's role as a zinc finger transcription activator involved in sulfite tolerance via SSU1, but failed to connect this to longevity effects. The model's reasoning about the sulfite stress response not mapping to canonical longevity pathways is understandable but ultimately incorrect — FZF1 is classified as anti-longevity in GenAge. The mechanism class of "epigenetic_alterations" is also questionable for a transcription factor primarily involved in sulfite tolerance. The model was appropriately uncertain given limited information, but still got the answer wrong.
Raw API responses
solver
{
"reasoning": "FZF1 encodes a zinc finger transcription activator that binds cis-regulatory DNA elements and activates RNA Pol II-dependent transcription. Its primary known role is in sulfite tolerance via activation of SSU1 (a sulfite efflux pump), which is a stress-response pathway not directly linked to canonical longevity mechanisms. While transcriptional regulation broadly falls under epigenetic/gene expression control relevant to aging, the specific downstream targets of FZF1 do not map cleanly to pro- or anti-longevity pathways (e.g., nutrient sensing, proteostasis, mitochondrial function). The zinc ion binding and sequence-specific DNA binding activities are consistent with a C2H2-type zinc finger factor, but without knowledge of its broader transcriptional program in the context of aging, the net effect on longevity remains ambiguous.",
"confidence": 0.35,
"key_pathways": [
"RNA Pol II transcriptional activation",
"sulfite stress response via SSU1",
"zinc finger DNA binding"
],
"mechanism_class": "epigenetic_alterations",
"longevity_influence": "unclear"
}advisor
{
"notes": "The model predicted \"unclear\" with low confidence (0.35), but the ground truth is \"anti_longevity.\" The model correctly identified FZF1's role as a zinc finger transcription activator involved in sulfite tolerance via SSU1, but failed to connect this to longevity effects. The model's reasoning about the sulfite stress response not mapping to canonical longevity pathways is understandable but ultimately incorrect — FZF1 is classified as anti-longevity in GenAge. The mechanism class of \"epigenetic_alterations\" is also questionable for a transcription factor primarily involved in sulfite tolerance. The model was appropriately uncertain given limited information, but still got the answer wrong.",
"failure_mode": "appropriately_uncertain",
"answer_correct": false,
"mechanism_correct": false,
"reasoning_quality": 2,
"ground_truth_questionable": false
}