Table

Distribution of Tetrapyrroles in Nature

Tetrapyrrole (color)

Phytochrome (orange-red-far-red) Phycocyanin (blue) Phycoerythrin (yellow-orange)

Chlorophyll a (blue-green) and chlorophyll b (green) Bilirubin (orange) Heme (red)

Organisms

Wide distribution in green plants Blue green algae Red algae

Higher plants, ferns, mosses, green algae Vertebrates

Ubiquitous in live organisms

Sources: Adapted from Hendry (1996)1 and Delgado-Vargas et al. (2000).2

Basic structure

Examples

Was this article helpful?

0 0

Post a comment