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adr-2

C. elegans

Double-stranded RNA-specific adenosine deaminase adr-2

What the model saw

Gene: adr-2
Organism: Caenorhabditis elegans
Known functions: Double-stranded RNA-specific adenosine deaminase adr-2. RNA binding. adenosine deaminase activity. double-stranded RNA adenosine deaminase activity. double-stranded RNA binding. tRNA-specific adenosine deaminase activity.
View unredacted entry
Double-stranded RNA-specific adenosine deaminase adr-2. RNA binding. adenosine deaminase activity. double-stranded RNA adenosine deaminase activity. double-stranded RNA binding. tRNA-specific adenosine deaminase activity.

Solver output

Predicted influence
Unclear
Confidence
38%
Mechanism
Epigenetic alterations
Reasoning

ADR-2 is a double-stranded RNA adenosine deaminase (ADAR enzyme) that catalyzes A-to-I RNA editing, a post-transcriptional modification that can alter the coding potential, splicing, and stability of target RNAs. In C. elegans, ADAR-mediated editing can modulate innate immune signaling (e.g., by preventing aberrant dsRNA sensing) and regulate gene expression broadly, but the net effect on longevity is not straightforward. Loss of ADAR activity in some contexts activates innate immune/interferon-like pathways that can be either protective or detrimental depending on the tissue and age context. The tRNA-specific adenosine deaminase activity adds another layer of complexity, as tRNA modifications affect translational fidelity and proteostasis. Because the downstream targets and net physiological outcome of adr-2 editing activity on lifespan have not been clearly resolved in the literature, and the mechanisms could plausibly cut both ways, a definitive pro- or anti-longevity assignment is not well-supported by function annotations alone.

Key pathways
A-to-I RNA editing (ADAR pathway)innate immune dsRNA sensingtRNA modification and translational fidelity
Longevity influence
Pro-longevity
Lifespan effect
Decrease

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

Answer
Incorrect
Mechanism
Incorrect
Reasoning quality
3/5
Failure mode
Appropriately uncertain
Notes

The model predicted "unclear" while the ground truth is "pro_longevity." The model's reasoning about ADAR/A-to-I RNA editing mechanisms is plausible and shows good biological knowledge, but it failed to commit to the correct answer. The model correctly identified the relevant pathways (RNA editing, innate immune signaling, tRNA modification) but hedged too much, saying the net effect "could plausibly cut both ways." The mechanism discussion is reasonable but not specifically tied to the pro-longevity finding. The confidence of 0.38 reflects appropriate uncertainty given the information available, but the answer is still wrong. The reasoning quality is moderate - it shows good domain knowledge but doesn't reach the correct conclusion.

Raw API responses

solver

{
  "reasoning": "ADR-2 is a double-stranded RNA adenosine deaminase (ADAR enzyme) that catalyzes A-to-I RNA editing, a post-transcriptional modification that can alter the coding potential, splicing, and stability of target RNAs. In C. elegans, ADAR-mediated editing can modulate innate immune signaling (e.g., by preventing aberrant dsRNA sensing) and regulate gene expression broadly, but the net effect on longevity is not straightforward. Loss of ADAR activity in some contexts activates innate immune/interferon-like pathways that can be either protective or detrimental depending on the tissue and age context. The tRNA-specific adenosine deaminase activity adds another layer of complexity, as tRNA modifications affect translational fidelity and proteostasis. Because the downstream targets and net physiological outcome of adr-2 editing activity on lifespan have not been clearly resolved in the literature, and the mechanisms could plausibly cut both ways, a definitive pro- or anti-longevity assignment is not well-supported by function annotations alone.",
  "confidence": 0.38,
  "key_pathways": [
    "A-to-I RNA editing (ADAR pathway)",
    "innate immune dsRNA sensing",
    "tRNA modification and translational fidelity"
  ],
  "mechanism_class": "epigenetic_alterations",
  "longevity_influence": "unclear"
}

advisor

{
  "notes": "The model predicted \"unclear\" while the ground truth is \"pro_longevity.\" The model's reasoning about ADAR/A-to-I RNA editing mechanisms is plausible and shows good biological knowledge, but it failed to commit to the correct answer. The model correctly identified the relevant pathways (RNA editing, innate immune signaling, tRNA modification) but hedged too much, saying the net effect \"could plausibly cut both ways.\" The mechanism discussion is reasonable but not specifically tied to the pro-longevity finding. The confidence of 0.38 reflects appropriate uncertainty given the information available, but the answer is still wrong. The reasoning quality is moderate - it shows good domain knowledge but doesn't reach the correct conclusion.",
  "failure_mode": "appropriately_uncertain",
  "answer_correct": false,
  "mechanism_correct": false,
  "reasoning_quality": 3,
  "ground_truth_questionable": false
}