BBa_J29004
BBa_J29004 Version 1 (Component)
PoPS ->CrtB protein generator

BBa_J29021
BBa_J29021 Version 1 (Component)
This is 4 enzymes that is used to produce a β-carotene.

BBa_J29006
BBa_J29006 Version 1 (Component)
CrtB protein generator

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.