hemoprotein


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Related to hemoprotein: flavoprotein, heme protein

hemoprotein

 [he″mo-pro´tēn]
a conjugated protein whose nonprotein portion is heme; examples include catalase, cytochrome, hemoglobin, and myoglobin.

he·mo·pro·tein

(hē'mō-prō'tēn),
Protein linked to a metal-porphyrin compound (for example, cytochromes, myoglobin, catalase).

he·mo·pro·tein

(hē'mō-prō'tēn)
Protein linked to a metal-porphyrin compound (e.g., cytochromes, myoglobin, catalase).
Synonym(s): haemoprotein.
References in periodicals archive ?
To localize the hemoprotein MPO in the spinotrapezius muscle of rats 24 hr after treatment with saline or 0.25 mg ROFA, immunohistochemistry was performed as previously described (Eiserich et al.
In contrast to cobalt and iron protoporphyrin, ZnPP was found to affect neither heme biosynthetic enzymes nor cellular actions that depend on hemoproteins. These findings led to the conclusion that ZnPP may be useful as an experimental tool for the selective suppression of heme degradation (41, 43).
Many of the oxidoreductases genes encode hemoproteins. Remarkably, we found that expression of Alas1, the rate-limiting enzyme in the heme synthetic pathway, was upregulated in the liver tissue of the young Bach1-deficient mice (Figure 6(e)).
Atzler et al., "Pathogenic cycle between the endogenous nitric oxide synthase inhibitor asymmetrical dimethylarginine and the leukocyte-derived hemoprotein myeloperoxidase," Circulation, vol.
Exploiting and engineering hemoproteins for abiological carbene and nitrene transfer reactions.
This higher complexity of tetraazamacrocyclic ligands, specifically porphyrin ligands or porphyrin derivatives, such as chlorins, has several causal factors, one of the most relevant being the significant flexibility of the porphyrin ring, which can generate a series of spatial conformations Which have been studied in different metalloporphyrins, which has been studied in both metalloporphyrin complexes alone and in heme groups in several hemoproteins [24-28].
The potential sources of ROS include the mitochondrial respiratory chain, the xanthine oxidase, the NADH/NADPH oxidases, the NO synthase, and some other hemoproteins. In having divergent sources of ROS production, it is conceivable that different mechanisms operate in the generation of ROS in a hyperglycemic environment [21], because hyperglycemia favors the production of ROS.
Fitzpatrick, "Nitric oxide modulates the activity of the hemoproteins prostaglandin I2 synthase and thromboxane A2 synthase," Archives of Biochemistry and Biophysics, vol.
Cytochrome P450 (CYP) is a superfamily of hemoproteins, with monooxygenase activity, which are spread into the three domains of life.
Cytochrome P450 is a large family of hemoproteins that catalyze the metabolism of a large number of xenobiotics and endobiotics (5).
An apparent pink-brown color was obtained for both systems, which may be due to the presence of melanin (the main component of squid ink) and the inherent color of the different organs that are part of the viscera, since usually the internal organs of certain marine organisms have pigments such as carotenes and hemoproteins (Russo et al., 2003).