Evidence Item - v0.7

Functional protein rarity vs robustness in sequence space (disputed)

E-PROTEIN-SEARCH-SPACE

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AI-generated conceptual biological visualization of functional protein rarity and robustness in sequence space, showing nonfunctional regions, rare functional islands, mutational tolerance, accessible paths, directed evolution, and disputed origin-of-function questions. — AI-generated conceptual / biological visualization - illustrative only, not experimental data. Functional protein search-space arguments are disputed and bounded, not standalone proof.

Classification

Evidence ID: E-PROTEIN-SEARCH-SPACE
Corpus/version: v0.7
Stage: stage2
Category: Biology / Origins
Major category: Science
Sub-category: Origin-of-Life Information
BF status: ready
Scoring label: Scored row with active Bayes factors

Navigation

Primary Datum

Datum: functional proteins can be rare in vast amino-acid sequence spaces, though many proteins also show robustness and accessible paths.

Scoring / Hypothesis Pressure

Hypothesis	log10BF	Min	Max	Rationale
`H-GOD`	0.05	0	0.12	Extreme sparsity for specific catalytic architectures modestly boosts design if one emphasizes initial emergence; robustness is compatible with designed redundancy.
`H-IDEALISM`	0	-0.05	0.05	Mind-first ontologies don’t make specific, testable predictions about biochemical search densities; near-neutral at this granularity.
`H-NATURALISM`	-0.03	-0.08	0.02	DMS/directed evolution and random-library hits align with naturalistic evolvability; targeted rarity pulls slightly the other way; net small negative to near-neutral.

Dependency / Cap Metadata

dependency_cluster_id: origin_of_life_biological_information
dependency_cluster_role: support_layer
dependency_cluster: origin_of_life_biological_information
dependency_role: support_layer
cap_profile: mixed_net_family
evidence_function: context_child
directness: supporting

Counter-Pressure

title: Functional protein rarity vs robustness in sequence space (disputed) is a bounded signal, not a standalone proof.
text: The strongest caution is overuse. Prebiotic chemistry has real progress, and God-of-the-gaps reasoning should be avoided. This row should be read inside its dependency family, not treated as an isolated demonstration of God, Christ, or the final synthesis.
path: Start with what the row actually shows, then name what it does not show. Use it to ask whether chemistry plus selection-free prebiotic processes explain the origin of functional information, while granting genuine discoveries.

Apologetic Note

label: Apologetic leverage
title: Functional protein rarity vs robustness in sequence space (disputed) is a clue inside an intelligible, life-bearing order.
key point: Estimates of functional-protein density in sequence space vary wildly. The point is not that mechanisms fail. It is that mechanisms, information, constraints, and repeatable life-building patterns live inside an intelligible order.
conversation move: Say it plainly: science can describe how a process unfolds, and Christians should welcome that. The larger question is why there is a lawlike, information-rich, life-bearing world for such processes to unfold in.
caveat: Do not make a God-of-the-gaps move. Let mechanisms explain what they explain, then ask whether mechanism alone explains the whole field.

Caveats / Notes

Cap notes: Capped biological-information/teleology support under E-OOL.
Cap profile note: Positive and negative rows in this family are capped separately so mixed evidence does not flip sign accidentally.
Governance note: Capped support under E-OOL.

Citations

Axe, D. (2004). Estimating the prevalence of protein sequences adopting functional folds.
Keefe, A. D., & Szostak, J. W. (2001). Functional proteins from a random-sequence library.
Tokuriki, N., & Tawfik, D. S. (2009). Protein dynamism and evolvability.
Firnberg, E., Labonte, J. W., Gray, J. J., & Ostermeier, M. (2014). A comprehensive, high-resolution map of a β-lactamase fitness landscape.
Wagner, A. (2005). Robustness and Evolvability in Living Systems.

Recommended Citation

The Signal Evidence Dataset, "Functional protein rarity vs robustness in sequence space (disputed)," Evidence ID: E-PROTEIN-SEARCH-SPACE, Version 0.7. Accessed [access date]. https://logos-signal.org/evidence/E-PROTEIN-SEARCH-SPACE/

Machine-Readable Source

This page is generated from the public evidence mirror without recalculating or changing scores.