LSB3
S. cerevisiae
Lsb3p
What the model saw
Gene: LSB3 Organism: Saccharomyces cerevisiae Known functions: Lsb3p. actin filament binding. identical protein binding. phosphatidylinositol binding. protein binding.
View unredacted entry
Lsb3p. actin filament binding. identical protein binding. phosphatidylinositol binding. protein binding.
Solver output
LSB3 (Las Seventeen Binding protein 3) encodes an actin-associated protein in S. cerevisiae with actin filament binding, phosphatidylinositol binding, and protein-protein interaction activities. While actin cytoskeleton dynamics are linked to endocytosis and autophagy, LSB3's specific role in these processes does not have a clear directional effect on longevity. Phosphatidylinositol binding could implicate it in membrane trafficking or signaling, but no direct connection to canonical longevity pathways (e.g., TOR, sirtuins, autophagy regulation) is established from these annotations alone. The combination of actin filament binding and PI binding suggests a scaffolding or regulatory role at the membrane-cytoskeleton interface, but whether this promotes or opposes aging is not determinable from the available functional 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 appropriately uncertain given the limited functional annotations provided, but it still got the answer wrong. The reasoning is plausible but doesn't identify the anti-longevity role of LSB3. The model correctly identified relevant pathways (actin cytoskeleton, phosphatidylinositol signaling) but couldn't determine the directional effect. Since the model chose "unclear" rather than committing to a wrong answer, this is an appropriately uncertain failure rather than a confident wrong prediction.
Raw API responses
solver
{
"reasoning": "LSB3 (Las Seventeen Binding protein 3) encodes an actin-associated protein in S. cerevisiae with actin filament binding, phosphatidylinositol binding, and protein-protein interaction activities. While actin cytoskeleton dynamics are linked to endocytosis and autophagy, LSB3's specific role in these processes does not have a clear directional effect on longevity. Phosphatidylinositol binding could implicate it in membrane trafficking or signaling, but no direct connection to canonical longevity pathways (e.g., TOR, sirtuins, autophagy regulation) is established from these annotations alone. The combination of actin filament binding and PI binding suggests a scaffolding or regulatory role at the membrane-cytoskeleton interface, but whether this promotes or opposes aging is not determinable from the available functional data.",
"confidence": 0.35,
"key_pathways": [
"actin cytoskeleton dynamics",
"phosphatidylinositol signaling",
"endocytosis/membrane trafficking"
],
"mechanism_class": "other",
"longevity_influence": "unclear"
}advisor
{
"notes": "The model predicted \"unclear\" while the ground truth is \"anti_longevity.\" The model was appropriately uncertain given the limited functional annotations provided, but it still got the answer wrong. The reasoning is plausible but doesn't identify the anti-longevity role of LSB3. The model correctly identified relevant pathways (actin cytoskeleton, phosphatidylinositol signaling) but couldn't determine the directional effect. Since the model chose \"unclear\" rather than committing to a wrong answer, this is an appropriately uncertain failure rather than a confident wrong prediction.",
"failure_mode": "appropriately_uncertain",
"answer_correct": false,
"mechanism_correct": false,
"reasoning_quality": 2,
"ground_truth_questionable": false
}