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´«ÀÇ ±â´É¼º ´Ü¹éÁúüÇÐ: ½Ã°¢ ½ÎÀÌŬ ÀÌÇØ·ÎºÎÅÍ ½Å¾à°³¹ß±îÁö

(Functional Proteomics of the Eye: From Understanding the Visual Cycle to Drug Development)

  
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1. Department of Ophthalmology, Department of Pathology, Microbiology, and Immunology, School of Medicine, University of South Carolina, Columbia, SC 29208 USA
2. Vision Research Laboratory, Julia Institute, 727 Harmon Road, Hopkins, SC, 29061 USA wjahng@gw.mp.sc.edu 
 


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½Ã°¢À» °¡Áø ¸ðµç »ý¸íüÀÇ ÀÎÁö ¸ÞÄ«´ÏÁòÀº ·Îµ½½Å¿¡ ¿¬°áµÈ ºñŸ¹Î A À̹ÎÀÌ (11-cisretinaldehydeimine) ±¤ÀÚ¿ÍÀÇ ¹ÝÀÀ¿¡ ÀÇÇØ all-trans Vitamin A ÇüÅ·Π±¸Á¶¸¦ ¹Ù²ÞÀ¸·Î¼­ ½ÃÀ۵ȴÙ.1~5 ´«¿¡¼­ ¹Þ¾ÆµéÀÎ ºû ¿¡³ÊÁö Á¤º¸´Â G-protein coupled receptor (GPCR)½ÅÈ£Àü´Þ°úÁ¤À» °ÅÃÄ cGMP°¡ °ü¿©ÇÏ´Â ¾çÀ̿ ä³ÎÀ» ´Ý¾Æ ½Ã°¢ ¼¼Æ÷°¡ Àü±âÀûÀÎ ±Ø¼ºÀ» ¶ì°Ô µÇ¾îÀü±â¿¡³ÊÁöÀÇ ÇüÅ·Π³ú¿¡ Àü´ÞµÈ´Ù. ºû¿¡ ÀÇÇØ 11-cis ±¸Á¶¿¡¼­ all-trans ·Î ¹Ù²ï ºñŸ¹Î A´Â ¿©·¯´Ü¹éÁú°ú È¿¼Ò¹ÝÀÀ¿¡ ÀÇÇØ ´Ù½Ã 11-cisÇüÅ·ΠÀç»ý»êµÈ´Ù. ÀÌó·³ ºñŸ¹Î A°¡ ºû°ú ¹ÝÀÀÇϰí È¿¼Ò¿¡ ÀÇÇØ ÀçȰ¿ë µÇ´Â ÀÏ·ÃÀÇ ¹ÝÀÀµéÀ» ´«ÀÇ ½Ã°¢ ½ÎÀÌŬ (visual cycle) ¶Ç´Â ·¹Æ¼³ëÀÌµå ½ÎÀÌŬ (retinoidcycle) À̶ó°í ÇÑ´Ù (Fig. 1).

 

 

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