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Functional analysis of the Aspergillus nidulans kinome

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CEFP °ü¸®ÀÚ (mewin007@snu.ac.kr)

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2013-07-19 14:47:46

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De Souza CP, Hashmi SB, Osmani AH, Andrews P, Ringelberg CS, Dunlap JC, Osmani SA (2013) Functional analysis of the Aspergillus nidulans kinome. PLoS One 8(3): e58008.


: AscomycetesÀÎ Aspergillus nidulans´Â ¿À·£ ±â°£ ¸ðµ¨ »ý¹°Ã¼·Î¼­ ¸¹Àº °á°úµéÀÌ µµÃâµÇ¾î ¿ÔÀ¸¸ç ƯÈ÷ ÀÌÂ÷´ë»ç »ê¹°ÀÇ °õÆÎÀÌ Æ¯ÀÌÀû ÇÁ·Î¼¼½º¿¡ °ü¿©ÇÏ´Â À¯ÀüÀÚµéÀÇ ¹ß±¼, cell cycle ¹× cytoskeleton Á¶Àý¿¡ ÇÊ¿äÇÑ º¸ÆíÀûÀÎ À¯ÀüÀÚµéÀÇ ¿¬±¸ µîÀÌ Æ÷ÇԵȴÙ. ±Ù·¡¿¡ ¹Ì±¹¿¡¼­ Dr. Dunlap°ú Dr. Osmani LabÀ» Áß½ÉÀ¸·Î À¯ÀüÀÚµéÀÇ knock-out project°¡ ¼öÇàµÇ¾î ¿ÔÀ¸¸ç º» ³í¹®¿¡ ÀÇÇϸé 10,560°³ÀÇ ¿¹ÃøµÇ´Â À¯ÀüÀÚÀÇ 93.3%ÀÇ 9,851°³ knock-out mutants¸¦ ¿Ï¼ºÇÑ °ÍÀ¸·Î º¸°íµÇ¾ú´Ù. º» ³í¹®Àº Aspergillus nidulans¿¡¼­ ¿¹ÃøµÇ´Â ÃÑ 131°³ÀÇ kinase À¯ÀüÀÚµéÀ» ´ë»óÀ¸·Î 120°³¸¦ kinase catalytic domainÀ» Salk InstituteÀÇ kinome database (http://kinase.com)¿Í ºñ±³ÇÏ¿© ´ÙÀ½°ú °°ÀÌ 13 AGC (protein kinase A, G, ¶Ç´Â C), 15 CAMK (Ca2+/calmodulin-dependent protein kinase), 2 CK1 (Casein kinase 1), 27 CMGC (cyclin-dependent, mitogen-activated glycogen synthase and cyclin-dependent protein kinase-like protein kinases), 12 STE (sterile kinases), 11 atypical, 15 atypical histidine kinase ¹× ±âŸ 25°³·Î ºÐ·ùÇÏ¿´´Ù. ƯÈ÷ 11°³ÀÇ atypical kinase´Â filamentous fungi¿¡¼­¸¸ ¹ß°ßµÇ¾î Ffk (Filamentous fungal kinase)·Î »õ·Ó°Ô ¸í¸íÇÏ¿´´Ù. ƯÈ÷ º» ³í¹®¿¡¼­´Â ÃÑ 131°³ÀÇ kinaseÁß 25°³ÀÇ essential kinaseµéÀ» Æ÷ÇÔÇÏ¿© 128°³ÀÇ knock-out mutant Á¦Á¶ÇÏ¿´À¸¸ç heterokaryon rescue ¹æ¹ýÀ¸·Î 23°³ÀÇ essential kinase¸¦ Æ÷ÇÔÇÏ¿© 103°³ÀÇ non-essential kinase null mutantµé Áß 43°³¸¦ ´ë»óÀ¸·Î ¼ºÀå, septation, ºÐÈ­ ¹× ÀÌÂ÷´ë»ç»ê¹°ÀÇ »ý¼º ¿©ºÎ, genotoxic stress¿Í osmotic stress¿¡ ´ëÇÑ ¹Î°¨µµ, cellular integrity ¹× cell cycle ¿µÇâ ¿©ºÎ µî ´Ù¾çÇÑ Ç¥ÇöÇüÁú¿¡ ´ëÇÑ ¿¬±¸°¡ ÁýÁßÀûÀ¸·Î Á¦½ÃµÇ°í ÀÖ´Ù. º» ³í¹®¿¡ Æ÷ÇÔµÈ 27Àå¿¡ ´ÞÇÏ´Â ¸¹Àº ¾çÀÇ ÀÚ·á ¹× Ã·ºÎ ÀÚ·á´Â Aspergillus ÀÌ¿ÜÀÇ ´Ù¸¥ Ascomycetes¸¦ ¿¬±¸ÇÏ´Â ¿¬±¸ÀÚ¿¡°Ôµµ ¸¹Àº µµ¿òÀ» ÁÙ °ÍÀ¸·Î ÆǴܵȴÙ.

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