After August 17, 2026, Novus Biologicals products and services will no longer be available on this website; you will access all products and services on rndsystems.com. Create your R&D Systems online account today.
Tryptophan 2,3-dioxygenase (EC 1.13.11.11) plays a role in catalyzing the first and rat-limiting step in the kynurenine pathway, the major pathway of tryptophan metabolism.[supplied by OMIM]
![Immunohistochemistry TDO2 Antibody (998604) [Unconjugated]](http://images.novusbio.com/fullsize/antibody/TDO2_MAB9768_Immunohistochemistry_23074.jpg)
![Enzyme Activity TDO2 [Unconjugated]](http://images.novusbio.com/fullsize/protein/TDO2_9768TD_1874.jpg)
![Enzyme Activity TDO2 [Unconjugated]](http://images.novusbio.com/fullsize/protein/TDO2_10001TD_2154.jpg)
![Intracellular Staining by Flow Cytometry TDO2 Antibody (998604) [Unconjugated]](http://images.novusbio.com/fullsize/antibody/TDO2_MAB9768_Flow_Cytometry_22999.jpg)
![SDS-Page TDO2 [Unconjugated]](http://images.novusbio.com/fullsize/protein/TDO2_9768TD_1875.jpg)
![SDS-Page TDO2 [Unconjugated]](http://images.novusbio.com/fullsize/protein/TDO2_10001TD_2153.jpg)