[RA2 Promoter][RBS] Digest pSB1A2-RA2 (pSB1A2-J23104) from 1022 library (SpeI/AlwNI/PstI, Neb2, Large 1568 ) Paste into pSB1A2-B0034 (XbaI/AlwNI, Neb2, Small 566) Product is pSB1A2-J23038.