lacU169

Dr. Duncan Clark duncan at genesys.demon.co.uk
Thu Oct 16 09:11:22 EST 1997


In article <3Q$lVHAWKgR0Ewme at demon.co.uk>, "Dr. Duncan Clark"
<duncan at genesys.demon.co.uk> writes
>It doesn't produce lacI ie pUC18 plated on Xgal (with no IPTG) gives
>blue clonies. 

I've had a look since posting and deltaU169, deltaX111 and deltaX74 are
deletions of the entire lac operon. DeltaX111 also deletes proAB as
well.

Info on page 247 of NEB catalogue. 

Duncan
-- 
The problem with being on the cutting edge is that you occasionally get 
sliced from time to time....

Duncan Clark
DNAmp Ltd.
TEl/FAX 01252376288
http://www.dnamp.com
http://www.genesys.demon.co.uk



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