From 2007.igem.org

9145-I716065 -KmR cassette-rbs library-HbA alpha 2X mutant- (BamH1/EcoR1, 2603/1515, Smaller)
9145-I716066 -Cmr cassette-rbs library-HbA beta 2Xmutant- (BglII/EcoR1, 2536/895, Larger)
Ligated Product is 9415-I716067 (beta-alpha cassette 2X mutant) Select with Kan