npp-3
C. elegans
Nuclear Pore complex Protein
What the model saw
Gene: npp-3 Organism: Caenorhabditis elegans Known functions: Nuclear Pore complex Protein. protein binding. structural constituent of nuclear pore.
View unredacted entry
Nuclear Pore complex Protein. protein binding. structural constituent of nuclear pore.
Solver output
NPP-3 is a structural nucleoporin component of the nuclear pore complex (NPC) in C. elegans. The NPC governs nucleocytoplasmic transport, which is critical for maintaining proper gene expression, chromatin organization, and nuclear integrity during aging. In C. elegans, nuclear pore complex integrity declines with age, leading to deterioration of nuclear transport fidelity and altered chromatin states; maintaining NPC structure is therefore associated with healthspan and longevity. Nucleoporins also interact with chromatin and regulate epigenetic gene expression programs, including those governing stress responses and transcription factor (e.g., DAF-16/FOXO) nuclear localization. Loss of NPC structural components disrupts these regulatory axes, suggesting that normal npp-3 function supports longevity by preserving nuclear transport homeostasis and epigenetic regulation.
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 correctly predicted pro_longevity for npp-3. The mechanistic reasoning is well-grounded: nuclear pore complex integrity declining with age in C. elegans is a documented phenomenon, and nucleoporins' roles in nucleocytoplasmic transport, DAF-16/FOXO localization, and chromatin regulation are all plausible and relevant mechanisms. The reasoning is somewhat general (not citing specific npp-3 studies), but it is logically coherent and consistent with known biology. Confidence of 0.62 is appropriately moderate given the limited specific information provided. The classification of "epigenetic_alterations" as the mechanism class is a slight oversimplification since the primary function is structural/transport-related, but the model does acknowledge this in its reasoning.
Raw API responses
solver
{
"reasoning": "NPP-3 is a structural nucleoporin component of the nuclear pore complex (NPC) in C. elegans. The NPC governs nucleocytoplasmic transport, which is critical for maintaining proper gene expression, chromatin organization, and nuclear integrity during aging. In C. elegans, nuclear pore complex integrity declines with age, leading to deterioration of nuclear transport fidelity and altered chromatin states; maintaining NPC structure is therefore associated with healthspan and longevity. Nucleoporins also interact with chromatin and regulate epigenetic gene expression programs, including those governing stress responses and transcription factor (e.g., DAF-16/FOXO) nuclear localization. Loss of NPC structural components disrupts these regulatory axes, suggesting that normal npp-3 function supports longevity by preserving nuclear transport homeostasis and epigenetic regulation.",
"confidence": 0.62,
"key_pathways": [
"nuclear pore complex integrity and nucleocytoplasmic transport",
"DAF-16/FOXO nuclear localization",
"chromatin organization and epigenetic regulation"
],
"mechanism_class": "epigenetic_alterations",
"longevity_influence": "pro_longevity"
}advisor
{
"notes": "The model correctly predicted pro_longevity for npp-3. The mechanistic reasoning is well-grounded: nuclear pore complex integrity declining with age in C. elegans is a documented phenomenon, and nucleoporins' roles in nucleocytoplasmic transport, DAF-16/FOXO localization, and chromatin regulation are all plausible and relevant mechanisms. The reasoning is somewhat general (not citing specific npp-3 studies), but it is logically coherent and consistent with known biology. Confidence of 0.62 is appropriately moderate given the limited specific information provided. The classification of \"epigenetic_alterations\" as the mechanism class is a slight oversimplification since the primary function is structural/transport-related, but the model does acknowledge this in its reasoning.",
"failure_mode": "correct",
"answer_correct": true,
"mechanism_correct": true,
"reasoning_quality": 4,
"ground_truth_questionable": false
}