RIM8
S. cerevisiae
Rim8p
What the model saw
Gene: RIM8 Organism: Saccharomyces cerevisiae Known functions: Rim8p. protein-macromolecule adaptor activity. ubiquitin protein ligase binding.
View unredacted entry
Rim8p. protein-macromolecule adaptor activity. ubiquitin protein ligase binding.
Solver output
RIM8 (Rim8p) functions as a protein-macromolecule adaptor and binds ubiquitin protein ligases, placing it in the Rim101/pH-sensing pathway in yeast. As an arrestin-related trafficking adaptor (ART protein), Rim8p facilitates ubiquitination and endosomal sorting of membrane proteins, but its net effect on longevity is not straightforward. While proper proteostasis and protein quality control via ubiquitin-mediated degradation can be pro-longevity, the Rim101 pathway primarily governs pH sensing and membrane protein turnover rather than directly regulating known longevity pathways such as TORC1, sirtuins, or autophagy. The adaptor role could either promote or impair longevity depending on which substrates are targeted for ubiquitination and degradation, making a definitive directional prediction difficult from these annotations alone.
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 correctly identified RIM8's role in the Rim101/pH-sensing pathway and its function as an arrestin-related trafficking adaptor, but failed to commit to a directional prediction. The model's reasoning about the pathway not directly connecting to known longevity pathways is somewhat reasonable given the limited annotations, but the ground truth indicates RIM8 is anti-longevity (meaning its deletion extends lifespan). The model's uncertainty was somewhat appropriate given the sparse functional annotations provided, but it missed the connection that disruption of the Rim101 pathway (which RIM8 is part of) can extend chronological or replicative lifespan in yeast. The confidence of 0.38 reflects appropriate uncertainty, but the final answer is still wrong.
Raw API responses
solver
{
"reasoning": "RIM8 (Rim8p) functions as a protein-macromolecule adaptor and binds ubiquitin protein ligases, placing it in the Rim101/pH-sensing pathway in yeast. As an arrestin-related trafficking adaptor (ART protein), Rim8p facilitates ubiquitination and endosomal sorting of membrane proteins, but its net effect on longevity is not straightforward. While proper proteostasis and protein quality control via ubiquitin-mediated degradation can be pro-longevity, the Rim101 pathway primarily governs pH sensing and membrane protein turnover rather than directly regulating known longevity pathways such as TORC1, sirtuins, or autophagy. The adaptor role could either promote or impair longevity depending on which substrates are targeted for ubiquitination and degradation, making a definitive directional prediction difficult from these annotations alone.",
"confidence": 0.38,
"key_pathways": [
"Rim101/pH-sensing pathway",
"ubiquitin-mediated endosomal protein sorting",
"arrestin-related trafficking adaptor (ART) network"
],
"mechanism_class": "other",
"longevity_influence": "unclear"
}advisor
{
"notes": "The model predicted \"unclear\" while the ground truth is \"anti_longevity.\" The model correctly identified RIM8's role in the Rim101/pH-sensing pathway and its function as an arrestin-related trafficking adaptor, but failed to commit to a directional prediction. The model's reasoning about the pathway not directly connecting to known longevity pathways is somewhat reasonable given the limited annotations, but the ground truth indicates RIM8 is anti-longevity (meaning its deletion extends lifespan). The model's uncertainty was somewhat appropriate given the sparse functional annotations provided, but it missed the connection that disruption of the Rim101 pathway (which RIM8 is part of) can extend chronological or replicative lifespan in yeast. The confidence of 0.38 reflects appropriate uncertainty, but the final answer is still wrong.",
"failure_mode": "appropriately_uncertain",
"answer_correct": false,
"mechanism_correct": false,
"reasoning_quality": 2,
"ground_truth_questionable": false
}