Riboswitch
BBa_J04800 Version 1 (Component)
J04800 (RevAptRibo) contains a theophylline aptamer upstream of the RBS that should act as a riboswi

iGEM Parts Registry
igem_collection Version 1 (Collection)
The iGEM Registry is a growing collection of genetic parts that can be mixed and matched to build synthetic biology devices and systems. As part of the synthetic biology community's efforts to make biology easier to engineer, it provides a source of genetic parts to iGEM teams and academic labs.