Hi, can anyone let me know a source of recombinant lac repressor protein? Dynal and Promega used to have it but don't anymore. Thanks John -- John Dixon Lab 44 (1223) 334131 Wellcome/CRC Institute Fax 44 (1223) 334134 Department of Genetics Cambridge University United Kingdom e-m: jpcd0 at mole.bio.cam.ac.uk