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Hemin vs Heme - What's the difference?

hemin | heme |

As nouns the difference between hemin and heme

is that hemin is a reddish brown substance produced in a laboratory test for the presence of blood by reaction with glacial acetic acid and sodium chloride while heme is the component of hemoglobin (and other hemoproteins) responsible for binding oxygen, consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules; one molecule binds one molecule of oxygen.

hemin

English

Noun

(en noun)
  • a reddish brown substance produced in a laboratory test for the presence of blood by reaction with glacial acetic acid and sodium chloride

    • Synonyms

    * hematin chloride * protohemin

    heme

    English

    Alternative forms

    * haem (British )

    Noun

  • The component of hemoglobin (and other hemoproteins) responsible for binding oxygen, consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules; one molecule binds one molecule of oxygen.
  • * 2008 , John Greer, John Foerster, George Rodgers, Fixos Paraskevas, Bertil Glader, Daniel Arber, Robert Means Jr, Wintrobe's Clinical Hematology: Volume One: Twelfth Edition , page 141:
    • The binding of oxygen to the iron molecule causes the hemoglobin molecule to undergo conformational changes that affect the binding of oxygen to other heme sites.

    Derived terms

    * diheme * monoheme * multiheme * octaheme * tetraheme * triheme

    See also

    * hemoglobin * bilirubin * red blood cell * ----