Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Determination of critical cis-element combination for light response. Pptca1 core-regulatory region (−90 to +61) was fused with uidA and CCREs were replaced by NotI site with a set of different combinations and a GUS assay was performed. Cells were grown in 5% CO2 or air in the absence or presence of light. Value is mean ± sd of three replicates. Statistical significance was determined by t test (**, P < 0.01; ***, P < 0.001).
