CSR2
S. cerevisiae
Csr2p
What the model saw
Gene: CSR2 Organism: Saccharomyces cerevisiae Known functions: Csr2p. protein binding. protein-macromolecule adaptor activity. ubiquitin protein ligase binding.
View unredacted entry
Csr2p. protein binding. protein-macromolecule adaptor activity. ubiquitin protein ligase binding.
Solver output
CSR2 (Csr2p) in S. cerevisiae is annotated with protein binding, protein-macromolecule adaptor activity, and ubiquitin protein ligase binding. These functions suggest it acts as an adaptor or scaffold that recruits or modulates E3 ubiquitin ligase complexes, placing it within the ubiquitin-proteasome system (UPS) that governs proteostasis. However, the directionality of its effect on longevity is ambiguous: adaptor proteins in ubiquitin ligase complexes can either promote degradation of pro-aging substrates (pro-longevity) or facilitate degradation of pro-longevity factors (anti-longevity), depending on the specific targets. Without knowledge of CSR2's specific substrate repertoire or whether it activates or inhibits ubiquitin ligase activity, the net effect on aging cannot be confidently assigned. The gene is not well-characterized enough in the context of aging pathways to resolve this ambiguity.
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" with low confidence (0.38), while the ground truth is "anti_longevity." The model correctly identified the ubiquitin-proteasome/proteostasis connection but could not determine the directionality. The reasoning is logically sound given the limited information provided, but the model failed to commit to the correct answer. The mechanism class of "loss_of_proteostasis" is speculative and not confirmed. The model's uncertainty was appropriate given the sparse annotation, but it still got the answer wrong.
Raw API responses
solver
{
"reasoning": "CSR2 (Csr2p) in S. cerevisiae is annotated with protein binding, protein-macromolecule adaptor activity, and ubiquitin protein ligase binding. These functions suggest it acts as an adaptor or scaffold that recruits or modulates E3 ubiquitin ligase complexes, placing it within the ubiquitin-proteasome system (UPS) that governs proteostasis. However, the directionality of its effect on longevity is ambiguous: adaptor proteins in ubiquitin ligase complexes can either promote degradation of pro-aging substrates (pro-longevity) or facilitate degradation of pro-longevity factors (anti-longevity), depending on the specific targets. Without knowledge of CSR2's specific substrate repertoire or whether it activates or inhibits ubiquitin ligase activity, the net effect on aging cannot be confidently assigned. The gene is not well-characterized enough in the context of aging pathways to resolve this ambiguity.",
"confidence": 0.38,
"key_pathways": [
"ubiquitin-proteasome system",
"E3 ubiquitin ligase adaptor activity",
"protein quality control"
],
"mechanism_class": "loss_of_proteostasis",
"longevity_influence": "unclear"
}advisor
{
"notes": "The model predicted \"unclear\" with low confidence (0.38), while the ground truth is \"anti_longevity.\" The model correctly identified the ubiquitin-proteasome/proteostasis connection but could not determine the directionality. The reasoning is logically sound given the limited information provided, but the model failed to commit to the correct answer. The mechanism class of \"loss_of_proteostasis\" is speculative and not confirmed. The model's uncertainty was appropriate given the sparse annotation, but it still got the answer wrong.",
"failure_mode": "appropriately_uncertain",
"answer_correct": false,
"mechanism_correct": false,
"reasoning_quality": 2,
"ground_truth_questionable": false
}