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Evolution of Clupeine Z, a Probable Crossover Product

Abstract

BLACK and Dixon1 have presented an interesting and provocative view of the possible evolutionary history of three protamines of the Pacific herring, Clupea pallasi, the clupeines YI, YII and Z beginning with an archetypal pentapeptide. I wish to propose an alternative explanation.

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References

  1. Black, J. A., and Dixon, G. H., Nature, 216, 152 (1967).

    Article  CAS  Google Scholar 

  2. Labie, D., Schroeder, W. A., and Huisman, T. H. J., Biochim. Biophys. Acta, 127, 428 (1966).

    Article  CAS  Google Scholar 

  3. Black, J. A., and Dixon, G. H., Nature, 218, 736 (1968).

    Article  CAS  Google Scholar 

  4. Eck, R. V., and Dayhoff, M. O., Science, 152, 363 (1966).

    Article  CAS  Google Scholar 

  5. Needleman, S. B., and Wunsch, C. D., J. Mol. Biol., 48, 443 (1970).

    Article  CAS  Google Scholar 

  6. Ando, T., and Suzuki, K., Biochim. Biophys. Acta, 140, 375 (1967).

    Article  CAS  Google Scholar 

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FITCH, W. Evolution of Clupeine Z, a Probable Crossover Product. Nature New Biology 229, 245–247 (1971). https://doi.org/10.1038/newbio229245a0

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  • DOI: https://doi.org/10.1038/newbio229245a0

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