From which company I could get his6-tagged thrombin?

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Steingrimur Stefansson

Hi Risa Kitagawa . A simpler and cheaper way would be to use high grade native thrombin and benzmidine sepharose (or heparin sepharose) to remove the thrombin.

Pritam Kolge

Please find the product on this website

https://www.sigmaaldrich.com/IN/en/search/his6?focus=products&gclid=CjwKCAjwjJmIBhA4EiwAQdCbxjLZ8s3v1mM08p-6jmNb2nZAsT9Omt0EvGO3ITy1x7geg8jG0BDzmRoC-WoQAvD_BwE&page=1&perPage=30&sort=relevance&term=His6&type=product_name