tin-44
C. elegans
putative mitochondrial import inner membrane translocase subunit tin-44
What the model saw
Gene: tin-44 Organism: Caenorhabditis elegans Known functions: putative mitochondrial import inner membrane translocase subunit tin-44. protein-folding chaperone binding. protein-macromolecule adaptor activity.
View unredacted entry
putative mitochondrial import inner membrane translocase subunit tin-44. protein-folding chaperone binding. protein-macromolecule adaptor activity.
Solver output
tin-44 encodes a putative subunit of the mitochondrial inner membrane translocase (TIM) complex, which is essential for importing nuclear-encoded proteins into the mitochondrial matrix and inner membrane. Proper mitochondrial protein import is required to maintain the electron transport chain, oxidative phosphorylation, and overall mitochondrial integrity. Its protein-folding chaperone binding and protein-macromolecule adaptor activities suggest it facilitates correct folding and targeting of imported mitochondrial proteins, supporting proteostasis within the organelle. Loss of TIM complex function leads to mitochondrial dysfunction, increased ROS, and reduced ATP production — hallmarks associated with accelerated aging in C. elegans. Therefore, the normal function of tin-44 in sustaining mitochondrial import fidelity is expected to be pro-longevity.
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 tin-44. The mechanistic reasoning is sound and well-grounded: tin-44 as a mitochondrial inner membrane translocase subunit (TIM complex) is important for mitochondrial protein import, proteostasis, and overall mitochondrial function. The model correctly connects loss of TIM function to mitochondrial dysfunction and accelerated aging. The reasoning is slightly generic (invoking ROS and ATP production as general mitochondrial dysfunction hallmarks rather than specific experimental evidence for tin-44), but it is logically consistent and biologically plausible. Confidence of 0.72 is appropriate given the limited direct evidence available from the gene description alone.
Raw API responses
solver
{
"reasoning": "tin-44 encodes a putative subunit of the mitochondrial inner membrane translocase (TIM) complex, which is essential for importing nuclear-encoded proteins into the mitochondrial matrix and inner membrane. Proper mitochondrial protein import is required to maintain the electron transport chain, oxidative phosphorylation, and overall mitochondrial integrity. Its protein-folding chaperone binding and protein-macromolecule adaptor activities suggest it facilitates correct folding and targeting of imported mitochondrial proteins, supporting proteostasis within the organelle. Loss of TIM complex function leads to mitochondrial dysfunction, increased ROS, and reduced ATP production — hallmarks associated with accelerated aging in C. elegans. Therefore, the normal function of tin-44 in sustaining mitochondrial import fidelity is expected to be pro-longevity.",
"confidence": 0.72,
"key_pathways": [
"mitochondrial protein import (TIM complex)",
"mitochondrial proteostasis",
"oxidative phosphorylation"
],
"mechanism_class": "mitochondrial_dysfunction",
"longevity_influence": "pro_longevity"
}advisor
{
"notes": "The model correctly predicted pro_longevity for tin-44. The mechanistic reasoning is sound and well-grounded: tin-44 as a mitochondrial inner membrane translocase subunit (TIM complex) is important for mitochondrial protein import, proteostasis, and overall mitochondrial function. The model correctly connects loss of TIM function to mitochondrial dysfunction and accelerated aging. The reasoning is slightly generic (invoking ROS and ATP production as general mitochondrial dysfunction hallmarks rather than specific experimental evidence for tin-44), but it is logically consistent and biologically plausible. Confidence of 0.72 is appropriate given the limited direct evidence available from the gene description alone.",
"failure_mode": "correct",
"answer_correct": true,
"mechanism_correct": true,
"reasoning_quality": 4,
"ground_truth_questionable": false
}