Aurass P, Schlegel M, Metwally O, Harding CR, Schroeder GN, Frankel G, and Flieger A. (2013) The Legionella pneumophila Dot/Icm-secreted effector PlcC/CegC1 together with PlcA and PlcB promotes virulence and belongs to a novel zinc metallophospholipase C family present in bacteria and fungi. Journal of Biological Chemistry doi: 10.1074/jbc.M112.426049.
: ¼¼±Õ L. pneumophila ´Â »ç¶÷¿¡°Ô Ä¡¸íÀûÀÎ pneumonia ¸¦ ¾ß±âÇÑ´Ù. ÀÌ·¯ÇÑ ¼¼±Õ¿¡¼ ±âÁÖ·Î ºÐºñµÇ´Â effector ´Ü¹éÁú Áß ÀÌ ³í¹®¿¡¼ ±â´ÉÀ» ¹àÈù ´Ü¹éÁú CegC1Àº ±âÁ¸ÀÇ ¾Ë·ÁÁø phospholipase A and B¿Í´Â ´Ù¸¥ ¾Æ¹Ì³ë»êÀÇ ¼¿ ƯÀ̼ºÀ» º¸ÀÌ°í ÀÖÀ¸¸ç, º´¿ø¼º¿¡ Áß¿äÇÑ ¿ªÇÒÀ» ´ã´çÇÏ°í ÀÖ´Ù. ÀÌ·¯ÇÑ ¾Æ¹Ì³ë»ê ¼¿µéÀ» °¡Áø À¯ÀüÀÚµéÀº Legionella¹× Pseudomonas ¼¼±Õ¿¡¼¸¸ °üÂûµÇ¾úÁö¸¸, Èï¹Ì·Ó°Ôµµ °õÆÎÀÌÀÎ Gibberella zeae µî¿¡¼ ƯÀÌÀûÀ¸·Î °üÂûµÇ¾ú´Ù. ´Ù¾çÇÑ ±âÁúÀ» »ç¿ëÇÑ ½ÇÇè °á°ú effector CegC1´Â Zn2+ À̿°ú °áÇÕÇÏ¿© ±× È°¼ºÀ» º¸ÀÌ´Â phospholipase C ÀÓÀ» ÀÔÁõÇÏ¿´´Ù. ¶ÇÇÑ, º´¿ø¼º ½ÇÇè °á°ú ÀÌ·¯ÇÑ È°¼ºÀº ¼¼±ÕÀÇ º´¿ø¼º°ú Á÷Á¢ÀûÀÎ »ó°ü°ü°è°¡ ÀÖ´Â °ÍÀ¸·Î ¹àÇôÁ³´Ù. ÀÌ·¯ÇÑ º´¿ø¼º ÀÎÀÚÀÎ CegC1 ÀÇ ortholog °¡ °õÆÎÀÌ G. zeae ¿¡µµ Á¸ÀçÇÑ´Ù´Â °ÍÀº, °õÆÎÀÌ º´¿ø¼º¿¡ ¿ªÇÒÀ» ´ã´çÇÒ ¼ö ÀÖ´Ù´Â °¡´É¼ºÀ» Á¦½ÃÇÏ°í ÀÖ´Ù. ¾Æ¿ï·¯ ÇöÀç±îÁö ±Ý¼Ó°ú °áÇÕÇÏ¿© È°¼ºÀ» º¸ÀÌ´Â phospholipase C ´Â ¾ÆÁ÷ ¾Ë·ÁÁø ¹Ù°¡ ¾ø±â¿¡ ¼¼±Õ°ú °õÆÎÀÌ G. zeae ¿¡ Á¸ÀçÇÏ´Â CegC1 ¹× ±× ortholog ÀÇ ´Ü¹éÁú ±¸Á¶ ¿¬±¸´Â »õ·Î¿î °è¿ÀÇ phospholipase C È¿¼ÒÀÇ Æ¯¼ºÀ» Á¦½ÃÇÒ ¼ö ÀÖ´Ù.