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    Convergent evolution produces functionally identical prot... — Carmelics
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    Supports→Structure does not play a fundamental individuating role in protein classification.

    Convergent evolution produces functionally identical proteins with unrelated folds, showing structure is neither necessary nor sufficient for classificatory individuation.

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    1 reason for
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    Reasons For

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    Reason for
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    • 1.Serine proteases achieve identical catalytic function via completely different 3D folds, demonstrating structure is causally inert to function.
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    • 2.If structure were necessary for classification, functionally convergent proteins would require identical folds, yet they demonstrably do not.
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    • 3.Biological classification based on structure alone misses the functional unity that evolution actually selects for and optimizes.
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    Reasons Against

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    Reason against
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    • 1.Convergent proteins share active site geometries and local structural motifs, suggesting fold-independent structural features do matter for classification.
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    • 2.Functional identity is itself structure-dependent: proteins achieve identical catalysis precisely because they possess similar local 3D configurations.
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    • 3.Claiming structure is neither necessary nor sufficient conflates global protein fold with all structural properties; local architecture remains determinative.
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    Related

    Biological classification based on structure alone misses the functional unity t...Claiming structure is neither necessary nor sufficient conflates global protein ...Convergent proteins share active site geometries and local structural motifs, su...Functional identity is itself structure-dependent: proteins achieve identical ca...
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    If structure were necessary for classification, functionally convergent proteins...Serine proteases achieve identical catalytic function via completely different 3...Structure does not play a fundamental individuating role in protein classificati...

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    claim
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    2 (1 for, 1 against)
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