Freiburg07/sandbox
From 2007.igem.org
Pelletier JN, Campbell-Valois FX, Michnick SW. "Oligomerization domain-directed reassembly of active dihydrofolate reductase from rationally designed fragments." Proc Natl Acad Sci U S A. 1998 Oct 13;95(21):12141-6. pubmed