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Root effect hemoglobins.

Thomas Brittain1

  • 1School of Biological Sciences, University of Auckland, 7 Symonds Street, Auckland, New Zealand. t.brittain@auckland.ac.nz

Journal of Inorganic Biochemistry
|December 16, 2004
PubMed
Summary

The Root effect reveals extreme pH sensitivity in fish hemoglobin, impacting oxygen binding. This review details the molecular basis and physiological significance of this unique protein behavior.

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Area of Science:

  • Biochemistry
  • Physiology
  • Molecular Biology

Background:

  • The Root effect is a unique phenomenon observed in fish hemoglobin.
  • It involves extreme pH sensitivity affecting oxygen binding properties.

Purpose of the Study:

  • To review the general understanding of proton effects on hemoglobin.
  • To describe the specific properties of Root effect proteins.
  • To outline the molecular origins and development of understanding this effect.

Main Methods:

  • Literature review of existing research on hemoglobin and the Root effect.
  • Analysis of the role of protein structure in the Root effect.
  • Synthesis of current knowledge regarding proton interactions with hemoglobin.

Main Results:

  • Hemoglobin's oxygen binding is significantly influenced by pH.
  • Root effect proteins exhibit distinct characteristics compared to non-Root effect hemoglobins.
  • Advancements in protein structure knowledge have elucidated the molecular basis of the Root effect.

Conclusions:

  • The Root effect is a crucial physiological adaptation in certain fish.
  • Understanding the molecular mechanisms of the Root effect is continually advancing.
  • Current knowledge provides a detailed picture of this pH-sensitive hemoglobin behavior.

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