PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16547139-2 2006 Biophysical experiments have shown that lipid unsaturation and cholesterol both have significant effects on rhodopsin"s stability and function; omega-3 polyunsaturated chains, such as docosahexaenoic acid (DHA), destabilize rhodopsin and enhance the kinetics of the photocycle, whereas cholesterol has the opposite effect. omega-3 144-151 rhodopsin Homo sapiens 108-117