ABP1
S. cerevisiae
Abp1p
What the model saw
Gene: ABP1 Organism: Saccharomyces cerevisiae Known functions: Abp1p. actin binding. actin filament binding. protein binding.
View unredacted entry
Abp1p. actin binding. actin filament binding. protein binding.
Solver output
ABP1 (Abp1p) in S. cerevisiae is an actin-binding protein that links the actin cytoskeleton to endocytic machinery and signaling pathways. While actin cytoskeleton dynamics are important for cellular homeostasis, the specific role of Abp1p in longevity is not straightforward. Actin organization has been linked to aging in yeast — actin cable dynamics affect mitochondrial inheritance and asymmetric segregation of damaged proteins — but Abp1p's primary role in endocytic patch assembly and actin filament binding does not map cleanly to a pro- or anti-longevity function. The available molecular function annotations (actin binding, actin filament binding, protein binding) are too general to confidently assign a directional influence on lifespan without additional context such as genetic interaction data or lifespan assay results.
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), while the ground truth is "anti_longevity." The model correctly identified ABP1's role in actin cytoskeleton organization and endocytosis, and even noted the connection between actin dynamics and aging in yeast, but failed to commit to a directional prediction. The reasoning about actin cable dynamics and asymmetric segregation of damaged proteins was relevant but the model didn't connect this to ABP1 specifically being anti-longevity (i.e., deletion of ABP1 likely extends lifespan). The model's uncertainty was somewhat reasonable given only functional annotations were provided, but it missed the opportunity to reason that actin-binding proteins involved in endocytosis could be anti-longevity based on known yeast aging biology. The prediction is wrong, and the mechanism was not correctly identified.
Raw API responses
solver
{
"reasoning": "ABP1 (Abp1p) in S. cerevisiae is an actin-binding protein that links the actin cytoskeleton to endocytic machinery and signaling pathways. While actin cytoskeleton dynamics are important for cellular homeostasis, the specific role of Abp1p in longevity is not straightforward. Actin organization has been linked to aging in yeast — actin cable dynamics affect mitochondrial inheritance and asymmetric segregation of damaged proteins — but Abp1p's primary role in endocytic patch assembly and actin filament binding does not map cleanly to a pro- or anti-longevity function. The available molecular function annotations (actin binding, actin filament binding, protein binding) are too general to confidently assign a directional influence on lifespan without additional context such as genetic interaction data or lifespan assay results.",
"confidence": 0.35,
"key_pathways": [
"actin cytoskeleton organization",
"endocytosis",
"actin filament dynamics"
],
"mechanism_class": "other",
"longevity_influence": "unclear"
}advisor
{
"notes": "The model predicted \"unclear\" with low confidence (0.35), while the ground truth is \"anti_longevity.\" The model correctly identified ABP1's role in actin cytoskeleton organization and endocytosis, and even noted the connection between actin dynamics and aging in yeast, but failed to commit to a directional prediction. The reasoning about actin cable dynamics and asymmetric segregation of damaged proteins was relevant but the model didn't connect this to ABP1 specifically being anti-longevity (i.e., deletion of ABP1 likely extends lifespan). The model's uncertainty was somewhat reasonable given only functional annotations were provided, but it missed the opportunity to reason that actin-binding proteins involved in endocytosis could be anti-longevity based on known yeast aging biology. The prediction is wrong, and the mechanism was not correctly identified.",
"failure_mode": "appropriately_uncertain",
"answer_correct": false,
"mechanism_correct": false,
"reasoning_quality": 2,
"ground_truth_questionable": false
}