lbp-6
C. elegans
Fatty acid-binding protein homolog 6
What the model saw
Gene: lbp-6 Organism: Caenorhabditis elegans Known functions: Fatty acid-binding protein homolog 6. fatty acid binding. lipid binding. protein binding.
View unredacted entry
Fatty acid-binding protein homolog 6. fatty acid binding. lipid binding. protein binding.
Solver output
LBP-6 is a fatty acid-binding protein (FABP) homolog in C. elegans, responsible for intracellular transport and chaperoning of fatty acids and lipids. FABPs regulate lipid homeostasis by directing fatty acids toward specific metabolic fates, including beta-oxidation, lipid storage, and signaling. In C. elegans, lipid-binding proteins in the LBP family have been linked to fat metabolism pathways that intersect with nutrient-sensing networks such as insulin/IGF-1 signaling and nuclear hormone receptor (NHR) pathways. Proper fatty acid trafficking by LBP-6 is expected to support metabolic efficiency and reduce lipotoxicity, both of which are associated with extended lifespan in worms. Loss of FABP function in C. elegans has been shown to disrupt lipid homeostasis and reduce stress resistance, consistent with a pro-longevity role for the normal gene function.
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 ground truth classifies lbp-6's longevity influence as "unclear," but the model confidently predicted "pro_longevity" with 0.62 confidence. The model's reasoning is largely speculative and generic — it extrapolates from general FABP biology and other LBP family members rather than citing specific evidence for lbp-6 itself. The claim that "loss of FABP function in C. elegans has been shown to disrupt lipid homeostasis and reduce stress resistance" is presented as supporting evidence for lbp-6 specifically, but this appears to be a generalization that doesn't accurately reflect the actual unclear status of lbp-6. The mechanism proposed (deregulated nutrient sensing) is also not well-supported for this specific gene. The model should have recognized the uncertainty given the limited specific evidence for lbp-6.
Raw API responses
solver
{
"reasoning": "LBP-6 is a fatty acid-binding protein (FABP) homolog in C. elegans, responsible for intracellular transport and chaperoning of fatty acids and lipids. FABPs regulate lipid homeostasis by directing fatty acids toward specific metabolic fates, including beta-oxidation, lipid storage, and signaling. In C. elegans, lipid-binding proteins in the LBP family have been linked to fat metabolism pathways that intersect with nutrient-sensing networks such as insulin/IGF-1 signaling and nuclear hormone receptor (NHR) pathways. Proper fatty acid trafficking by LBP-6 is expected to support metabolic efficiency and reduce lipotoxicity, both of which are associated with extended lifespan in worms. Loss of FABP function in C. elegans has been shown to disrupt lipid homeostasis and reduce stress resistance, consistent with a pro-longevity role for the normal gene function.",
"confidence": 0.62,
"key_pathways": [
"fatty acid transport and lipid homeostasis",
"insulin/IGF-1 nutrient-sensing signaling",
"nuclear hormone receptor (NHR) lipid metabolism"
],
"mechanism_class": "deregulated_nutrient_sensing",
"longevity_influence": "pro_longevity"
}advisor
{
"notes": "The ground truth classifies lbp-6's longevity influence as \"unclear,\" but the model confidently predicted \"pro_longevity\" with 0.62 confidence. The model's reasoning is largely speculative and generic — it extrapolates from general FABP biology and other LBP family members rather than citing specific evidence for lbp-6 itself. The claim that \"loss of FABP function in C. elegans has been shown to disrupt lipid homeostasis and reduce stress resistance\" is presented as supporting evidence for lbp-6 specifically, but this appears to be a generalization that doesn't accurately reflect the actual unclear status of lbp-6. The mechanism proposed (deregulated nutrient sensing) is also not well-supported for this specific gene. The model should have recognized the uncertainty given the limited specific evidence for lbp-6.",
"failure_mode": "confident_wrong",
"answer_correct": false,
"mechanism_correct": false,
"reasoning_quality": 2,
"ground_truth_questionable": false
}