The BIC Protein Inhibits Cryptochromes (IMAGE) University of California - Los Angeles Caption This model shows that a cryptochrome exists as a single protein in the dark, and becomes two proteins bound together that regulate plant growth, as depicted by a flowering Arabidopsis plant on the right. The BIC protein inhibits cryptochromes. Credit Wang Qin/UCLA Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.