from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A conjugated protein, such as hemoglobin, that contains a pigmented prosthetic group, such as heme.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biochemistry Any
protein, such as haemoglobin, that has a metal-containing pigmented group such as haem.
from Wiktionary, Creative Commons Attribution/Share-Alike License
HcRed1 was originally derived from a non-fluorescent chromoprotein that absorbs red light through mutagenesis to produce a weakly fluorescent obligate dimer having an absorption maximum at 588 nanometers and an emission maximum of 618 nanometers.
A third non-Aequorea optical highlighter, the Kindling fluorescent protein (KFP1) has been developed from a non-fluorescent chromoprotein isolated in Anemonia sulcata, and is now commercially available (Evrogen).
Hofmann C, Ketelaars M, Matsushita M, Michel H, Aartsma TJ, et al. (2003) Single-molecule study of the electronic couplings in a circular array of molecules: light-harvesting-2 complex from Hofmann C, Aartsma TJ, Michel H, Kohler J (2003) Direct observation of tiers in the energy landscape of a chromoprotein: a single-molecule study.