Basic Part
![](https://static.igem.org/mediawiki/2018/4/49/T--Aalto-Helsinki--silk.png)
This part encodes for 6 repeats of dragline spider silk protein ADF-3 from garden spider Araneus diadematus. Spider dragline silk is extraordinary tough but also flexible which is why there is a growing interest in using it in different applications.
For how we have been using this part, check our composite parts: BBa_K2467001, BBa_K2647003, BBa_K2647004