Reagents and instruments for immunology, cell biology and molecular biology.
 
GFP-like non-fluorescent chromoproteins

GFP-like non-fluorescent chromoproteins

GFP-like non-fluorescent chromoproteins (CPs) represents a fascinating subset of proteins within the broader family of green fluorescent proteins (GFPs). While fluorescent proteins (FPs) emit light upon excitation, CPs absorb light but do not emit it, making them valuable in various biological and industrial applications.

Structural Characteristics

GFP-like non-fluorescent chromoproteins typically contain a chromophore formed through autocatalytic processes involving specific amino acid residues. The chromophore's structure is critical in determining the protein's optical properties.

Mutagenesis studies have identified key residues, particularly at positions 148 and 165, that influence the transition between fluorescent and non-fluorescent states.

Applications in Biotechnology

The unique properties of GFP-like non-fluorescent chromoproteins make them suitable for various applications in biotechnology. Their ability to absorb light without emitting fluorescence can be advantageous in applications where background fluorescence is undesirable. For instance, CPs can serve as effective markers in imaging techniques, allowing for clearer visualization of other fluorescent markers in complex biological samples.

Additionally, the engineering of CPs into fluorescent variants expands the toolkit available for researchers, enabling the use of multiple markers in simultaneous imaging studies.

Frequently Asked Questions (FAQ)

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Yes, Quimigen distributes several product references in the gfp-like non-fluorescent chromoproteins category, sourced from specialist suppliers. Depending on the product family, references may vary in terms of format, packaging, brand, supplier, technical specifications or availability.

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Yes, you can request a quote for gfp-like non-fluorescent chromoproteins products from the product page or by contacting Quimigen (info@quimigen.pt). To help us process your enquiry, please provide, where possible, the product name, catalogue reference, required quantity, the supplier or brand you are looking for, and the country of delivery.

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Are all gfp-like non-fluorescent chromoproteins products available under the same terms and conditions?

No. Ordering, delivery, storage and documentation conditions may vary depending on the product type, the supplier and the applicable regulations. Certain product codes may require specific approval, specialised transport, a safety data sheet or additional information prior to ordering.

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Cat#
Description
Cond.
Price Bef. VAT
MBS1137356-0,02mg-M
Recombinant Montipora efflorescens GFP-like non-fluorescent chromoprotein
 0.02mg(Mammalian-Cell) 
MBS1328430-0,02mg-M
Recombinant Heteractis crispa GFP-like non-fluorescent chromoprotein
 0.02mg(Mammalian-Cell) 
MBS1479639-0,1mg-M
Recombinant Goniopora tenuidens GFP-like non-fluorescent chromoprotein
 0.1mg(Mammalian-Cell) 
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