chromoprotein

chromoprotein

[kroh-muh-proh-teen, -tee-in]
noun Biochemistry.
a protein, as hemoglobin or rhodopsin, containing a pigmented nonprotein group, such as heme, riboflavin, or retinal.

Origin:
1920–25; chromo- + protein

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World English Dictionary
chromoprotein (ˌkrəʊməʊˈprəʊtiːn)
 
n
any of a group of conjugated proteins, such as haemoglobin, in which the protein is joined to a coloured compound, such as a metal-containing porphyrin

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