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globin
This term refers specifically to the protein component of hemoproteins, most notably hemoglobin and myoglobin. It describes a complex, folded molecular structure designed to cradle a heme group, facilitating the transport and storage of oxygen within biological systems.
In a scientific context, the word is used as a categorical label for a family of proteins. While it functions as a countable noun when discussing different types of globin chains (such as alpha or beta chains), it is frequently treated as an uncountable mass noun when referring to the protein substance itself.
Meanings
Examples
Hemoglobin consists of a heme group and a globin protein.
Hemoglobin consists of a heme group and a globin protein.
The patient has a genetic mutation affecting the beta globin chain.
I wonder if the globin structure changes under extreme pressure.
Myoglobin is a specialized globin found in muscle tissue.
The professor explained how the globin part of the molecule prevents the heme from oxidizing.
We need to analyze the amino acid sequence of this specific globin.
Is the globin protein synthesized in the cytoplasm?
The research focuses on how different globin types bind oxygen differently.