CDC6
S. cerevisiae
AAA family ATPase CDC6
What the model saw
Gene: CDC6 Organism: Saccharomyces cerevisiae Known functions: AAA family ATPase CDC6. ATP binding. ATP hydrolysis activity. DNA replication origin binding. GTP binding. GTPase activity. chromatin binding. cyclin-dependent protein serine/threonine kinase inhibitor activity. protein binding.
View unredacted entry
AAA family ATPase CDC6. ATP binding. ATP hydrolysis activity. DNA replication origin binding. GTP binding. GTPase activity. chromatin binding. cyclin-dependent protein serine/threonine kinase inhibitor activity. protein binding.
Solver output
CDC6 is an AAA-family ATPase that binds replication origins and is essential for pre-replicative complex (pre-RC) assembly, licensing DNA replication exactly once per cell cycle. Proper CDC6 function prevents re-replication and maintains genome integrity, which would be pro-longevity; however, CDC6 overactivity or dysregulation can drive aberrant re-replication and genomic instability, which is anti-longevity. Additionally, CDC6 harbors cyclin-dependent kinase inhibitor (CKI) activity in yeast, meaning it can restrain CDK activity and cell cycle progression — a function that could either promote or oppose longevity depending on context (e.g., arresting cells with damaged DNA vs. blocking productive cell division). The dual role as both a replication licensing factor and a CDK inhibitor creates genuinely conflicting mechanistic predictions: loss of CDC6 impairs replication fidelity (pro-aging), while its CKI activity could mimic aspects of cellular senescence (also pro-aging) or serve a protective checkpoint role (pro-longevity). Because these opposing mechanisms are both well-supported by its annotated molecular functions, a clear directional prediction cannot be made.
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's reasoning correctly identifies CDC6's roles in DNA replication licensing and CDK inhibition, but fails to commit to a direction. The model presents a balanced argument about dual roles but misses the key insight that CDC6 is anti-longevity in yeast. The CDK inhibitor activity of CDC6 in yeast is actually relevant here - CDC6 overexpression or dysregulation can inhibit CDK activity and potentially interfere with normal cell cycle progression in ways that reduce lifespan. The model's reasoning about "conflicting mechanisms" is somewhat reasonable given the information provided, but the ground truth is clearly anti_longevity. The model's confidence of 0.42 reflects appropriate uncertainty, but the prediction of "unclear" is still wrong. The mechanism reasoning is partially correct in identifying relevant pathways but fails to synthesize them into the correct directional conclusion.
Raw API responses
solver
{
"reasoning": "CDC6 is an AAA-family ATPase that binds replication origins and is essential for pre-replicative complex (pre-RC) assembly, licensing DNA replication exactly once per cell cycle. Proper CDC6 function prevents re-replication and maintains genome integrity, which would be pro-longevity; however, CDC6 overactivity or dysregulation can drive aberrant re-replication and genomic instability, which is anti-longevity. Additionally, CDC6 harbors cyclin-dependent kinase inhibitor (CKI) activity in yeast, meaning it can restrain CDK activity and cell cycle progression — a function that could either promote or oppose longevity depending on context (e.g., arresting cells with damaged DNA vs. blocking productive cell division). The dual role as both a replication licensing factor and a CDK inhibitor creates genuinely conflicting mechanistic predictions: loss of CDC6 impairs replication fidelity (pro-aging), while its CKI activity could mimic aspects of cellular senescence (also pro-aging) or serve a protective checkpoint role (pro-longevity). Because these opposing mechanisms are both well-supported by its annotated molecular functions, a clear directional prediction cannot be made.",
"confidence": 0.42,
"key_pathways": [
"DNA replication licensing / pre-RC assembly",
"CDK inhibition and cell cycle checkpoint",
"Replication origin binding and genome integrity"
],
"mechanism_class": "genomic_instability",
"longevity_influence": "unclear"
}advisor
{
"notes": "The model predicted \"unclear\" while the ground truth is \"anti_longevity.\" The model's reasoning correctly identifies CDC6's roles in DNA replication licensing and CDK inhibition, but fails to commit to a direction. The model presents a balanced argument about dual roles but misses the key insight that CDC6 is anti-longevity in yeast. The CDK inhibitor activity of CDC6 in yeast is actually relevant here - CDC6 overexpression or dysregulation can inhibit CDK activity and potentially interfere with normal cell cycle progression in ways that reduce lifespan. The model's reasoning about \"conflicting mechanisms\" is somewhat reasonable given the information provided, but the ground truth is clearly anti_longevity. The model's confidence of 0.42 reflects appropriate uncertainty, but the prediction of \"unclear\" is still wrong. The mechanism reasoning is partially correct in identifying relevant pathways but fails to synthesize them into the correct directional conclusion.",
"failure_mode": "appropriately_uncertain",
"answer_correct": false,
"mechanism_correct": false,
"reasoning_quality": 2,
"ground_truth_questionable": false
}