Brca1
M. musculus
breast cancer 1, early onset
What the model saw
Gene: Brca1 Organism: Mus musculus Known functions: breast cancer 1, early onset. breast cancer type 1 susceptibility protein homolog. DNA binding. RNA binding. RNA polymerase binding. chromatin binding. damaged DNA binding. enzyme binding. identical protein binding. metal ion binding. p53 binding. transcription cis-regulatory region binding. transcription coactivator activity. ubiquitin protein ligase activity. ubiquitin protein ligase binding. ubiquitin-protein transferase activity. zinc ion binding.
View unredacted entry
breast cancer 1, early onset. breast cancer type 1 susceptibility protein homolog. DNA binding. RNA binding. RNA polymerase binding. chromatin binding. damaged DNA binding. enzyme binding. identical protein binding. metal ion binding. p53 binding. transcription cis-regulatory region binding. transcription coactivator activity. ubiquitin protein ligase activity. ubiquitin protein ligase binding. ubiquitin-protein transferase activity. zinc ion binding.
Solver output
BRCA1 is a central guardian of genome integrity, functioning as a damaged DNA binding protein and E3 ubiquitin ligase (via its RING domain) that orchestrates homologous recombination-based DNA double-strand break repair. Its ubiquitin-protein transferase activity targets histone H2A at DNA damage sites, facilitating DNA damage response signaling and repair. Through p53 binding and transcription coactivator activity, BRCA1 also modulates transcriptional programs that suppress tumor development and cellular senescence. Loss of BRCA1 function leads to accumulation of unrepaired DNA damage, chromosomal instability, and accelerated cancer onset — all hallmarks of reduced longevity. Its chromatin binding and RNA polymerase binding activities further support transcription-coupled DNA repair, reinforcing its role as a pro-longevity factor by maintaining genomic stability throughout the organism's lifespan.
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 BRCA1 as pro_longevity in Mus musculus with high confidence (0.82). The mechanistic reasoning is thorough and accurate: BRCA1's role in homologous recombination-based DNA repair, its E3 ubiquitin ligase activity (RING domain), histone H2A ubiquitination at DNA damage sites, p53 interaction, and transcription-coupled DNA repair are all well-established functions. The model correctly identifies that loss of BRCA1 leads to genomic instability, chromosomal instability, and accelerated cancer onset — all consistent with reduced longevity. The key pathways identified are appropriate and accurate. Overall, this is an excellent prediction with correct answer and correct mechanistic reasoning.
Raw API responses
solver
{
"reasoning": "BRCA1 is a central guardian of genome integrity, functioning as a damaged DNA binding protein and E3 ubiquitin ligase (via its RING domain) that orchestrates homologous recombination-based DNA double-strand break repair. Its ubiquitin-protein transferase activity targets histone H2A at DNA damage sites, facilitating DNA damage response signaling and repair. Through p53 binding and transcription coactivator activity, BRCA1 also modulates transcriptional programs that suppress tumor development and cellular senescence. Loss of BRCA1 function leads to accumulation of unrepaired DNA damage, chromosomal instability, and accelerated cancer onset — all hallmarks of reduced longevity. Its chromatin binding and RNA polymerase binding activities further support transcription-coupled DNA repair, reinforcing its role as a pro-longevity factor by maintaining genomic stability throughout the organism's lifespan.",
"confidence": 0.82,
"key_pathways": [
"homologous recombination DNA repair",
"DNA damage response / p53 signaling",
"ubiquitin-mediated histone H2A modification at DNA damage sites"
],
"mechanism_class": "genomic_instability",
"longevity_influence": "pro_longevity"
}advisor
{
"notes": "The model correctly predicted BRCA1 as pro_longevity in Mus musculus with high confidence (0.82). The mechanistic reasoning is thorough and accurate: BRCA1's role in homologous recombination-based DNA repair, its E3 ubiquitin ligase activity (RING domain), histone H2A ubiquitination at DNA damage sites, p53 interaction, and transcription-coupled DNA repair are all well-established functions. The model correctly identifies that loss of BRCA1 leads to genomic instability, chromosomal instability, and accelerated cancer onset — all consistent with reduced longevity. The key pathways identified are appropriate and accurate. Overall, this is an excellent prediction with correct answer and correct mechanistic reasoning.",
"failure_mode": "correct",
"answer_correct": true,
"mechanism_correct": true,
"reasoning_quality": 5,
"ground_truth_questionable": false
}