On the bow of top biotechnology

Recombinant
proteins

Local certified production

  • Proprietary products from the Czech Republic
  • Environment friendly R&D and manufacture
  • Third-party independent production
  • No reselling!
  • ISO 9001 & ISO 13485 certified
Find out more  →

GMP Conformity

    Protean Ltd. is an original producer of recombinant proteins and enzymes operating in certified environment under ISO 9001 and ISO 13485 international standards. All recombinant products are fully qualified for various applications in downstream GMP certified processes.
What's new?

TEV protease FRET activity assay kit

We launch novel TEV protease FRET activity assay kit for easy to use and precise measurements of TEV protease activity and quality control.

FRET-based protease substrates

Check out our specific FRET-based substrates for various proteases such as TEV, HRV3C/Prescission or Caspase 3. They are easy to use and compatible with high throughput screening applications.

Arctic-TEV protease His6

We offer cold-adapted form of Arctic-TEV protease with higher activity and thermal stability. This in house developed enzyme shows a superior activity/costs ratio at 6°C. Fully GMP compliant product.


Show more →
Infection diagnosis

Tick analysis

Tick-borne infection analysis directly from the tick. More →

RT-LAMP diagnostics

Diagnostics of pathogens based on isothermal amplification LAMP and RT-LAMP. More →


„Protean's high-quality antigens provide the basis for production of robust and highly competitive IVD diagnostic kits.“

M. Fortova, CEO, Vidia Ltd. More reviews →