ngµç×ÓÓÎÏ·

05

¿ÆÑÐÏ£Íû

ÉúÃü¿ÆÑ§Ñ§ÔºÀî½£·å½ÌÊÚÍŶÓÕ¹ÏÖÖ²ÎïÃâÒß¶àëÄPep¼Ò×åµÄ¼Ó¹¤³ÉÊì»úÖÆ

ÔĶÁÁ¿£º

¿ËÈÕ£¬£¬£¬ngµç×ÓÓÎÏ·ÉúÃü¿ÆÑ§Ñ§ÔºÀî½£·å½ÌÊÚÍŶÓÔÚMolecular Plant£¨IF£½10.8£©ÔÚÏß½ÒÏþÁËÌâΪ¡°Type-II metacaspases mediate the processing of plant elicitor peptides in Arabidopsis¡±µÄÑо¿ÂÛÎÄ¡£¡£¸ÃÑо¿Õ¹ÏÖÁËÄâÄϽæIIÐÍmetacaspase £¨MC£©ÂѰ×ø½éµ¼µÄPROPEP¼Ó¹¤»úÖÆºÍÃâÒß¹¦Ð§¡£¡£ÉúÃü¿ÆÑ§Ñ§Ôº²©Ê¿ºóÉòÎÄÖÒºÍ2017¼¶Ë¶Ê¿ÉúÁõ¾Á¶ûΪ¸ÃÂÛÎĵIJ¢ÁеÚÒ»×÷Õߣ¬£¬£¬Àî½£·å½ÌÊÚΪͨѶ×÷Õß¡£¡£

ºÍ¶¯ÎïÒ»Ñù£¬£¬£¬Ö²ÎïÒ²Äܹ»±¬·¢ÀàËÆ´ÙÑ×ÐÔϸ°ûÒò×Ó£¨Èç°×½éËØ1¦Â£©µÄÃâÒß¶àëĶø¼¤»îÃâÒß¡£¡£ÒÔÄâÄϽæPep1 (plant elicitor peptide 1) Ϊ´ú±íµÄPep¶àëÄ·¢Ã÷ÓÚ2006Ä꣬£¬£¬ÊÇÒ»ÀàÔÚÖ²ÎïÖÐÆÕ±é±£´æµÄÄÚÔ´ÐÔÃâÒß¶àëÄ£¬£¬£¬¶ÔÓ¦ÆäǰÌåÂѰ×PROPEPµÄC¶ËëĶΡ£¡£ÍâÔ´Ê©¼ÓµÄPep£¬£¬£¬Äܹ»Ïñϸ¾ú±ÞëÒý·¢×Óflg22¶àëÄÒ»Ñù£¬£¬£¬±»Ö²Îïϸ°ûĤÉϵÄÃâÒßÊÜÌåʶ±ð¶ø¼¤»îÖ²Îï¶ÔÖ²¡¾úµÄ¿¹ÐÔ¡£¡£ÒâÍâµÄÊÇ£¬£¬£¬½üÄêÀ´PepÐźÅתµ¼»¹±»·¢Ã÷¼ÓÈëÁËÖ²ÎïµÄÄÍÑÎÒÔ¼°ÐàÂõµÈÃâÒßÖ®ÍâµÄÐÄÀí»î¶¯¡£¡£È»¶ø£¬£¬£¬PROPEPÊÂʵÔõÑù±»¼Ó¹¤³ÉPepÒ»Ö±ÊÇÒ»¸öÐü¶øÎ´¾öµÄÒªº¦ÎÊÌâ¡£¡£

½ñÄê3ÔÂ22ÈÕ£¬£¬£¬À´×Ô±ÈÀûʱµÄSimon StaelÍŶÓÔÚScienceÔÚÏß½ÒÏþÁËÌâΪ¡°Damage on plants activates Ca2+-dependent metacaspases for release of immunomodulatory peptides¡±µÄÑо¿ÂÛÎÄ¡£¡£¸ÃÑо¿·¢Ã÷ÄâÄϽæÏ¸°ûËðÉËÄܹ»Òý·¢°ûÄÚCa2+Ũ¶ÈÉý¸ß¶øµ¼ÖÂÂѰ×ømetacaspase 4 £¨MC4£©×Ô¼¤»î£¬£¬£¬½ø¶ø½éµ¼PROPEP1µÄ¼Ó¹¤¡£¡£

ÉÏÊöÁ½ÏîÑо¿´Ó²î±ð½Ç¶ÈÏÕЩͬʱ·¢Ã÷IIÐÍMCÂѰ×ø½éµ¼PROPEP1µÄ¼Ó¹¤»úÖÆ£¬£¬£¬µ«StaelÍŶÓÒÔΪMC4ÊÇҶƬÖÐΨһ½éµ¼PROPEP1¼Ó¹¤µÄÂѰ×ø£¬£¬£¬¶øÀî½£·åÍŶӷ¢Ã÷°üÀ¨MC4ÔÚÄڵĶà¸öIIÐÍMC¼Ò×åÂѰ×øÔÚҶƬPROPEP1µÄ¼Ó¹¤·½Ãæ¾ßÓÐÈßÓ๦Ч¡£¡£ÕâÁ½ÏîÑо¿ÎªÃ÷È·PepÐźÅתµ¼ÔÚÖ²ÎïÃâÒßÒÔ¼°ÆäËüÐÄÀí»î¶¯ÖеĹ¦Ð§¼°µ÷¿Ø»úÖÆÌṩÁËеÄÈÏÖª¡£¡£

Ê×Ò³|ngµç×ÓÓÎÏ·Öйú¼¯ÍŹٷ½ÍøÕ¾

MCÂѰ×ø¼ÓÈëµÄÖ²ÎïPep1ÐźÅתµ¼Í¨Â·

»ùÓÚÉÏÊö·¢Ã÷£¬£¬£¬ÏÖÔÚ¿É´óÖ¹´ÀÕ³öMCÂѰ×ø¼ÓÈëµÄÖ²ÎïPep1ÐźÅתµ¼Í¨Â·ÈçÉÏͼËùʾ£ºÏ¸¾ú±Þëflg22ͨ¹ýÊÜÌåFLS2/BAK1½éµ¼µÄÐźÅתµ¼¼¤»îPROPEP1±í´ï£¬£¬£¬±¬·¢µÄPROPEP1ǰÌ嶨λÓÚÒº°ûĤÍâò¡£¡£flg22 ͬʱÒýÆðϸ°ûÄÚµÄCa2+Ũ¶ÈÉý¸ß£¬£¬£¬ºóÕßÔö½øIIÐÍMCÂѰ×øµÄ×Ô¼Ó¹¤¼¤»î£¬£¬£¬½ø¶ø¿É¶ÔPROPEP1¾ÙÐмӹ¤¡£¡£´ÓÒºÅÝĤÊͷŵÄPep1½øÈëϸ°ûÖÊ£¬£¬£¬²¢Í¨¹ýδ֪µÄ·½Ê½Òƶ¯µ½Ï¸°û¼ä϶£¬£¬£¬²¢±»PEPRÊÜÌåʶ±ðºó¼¤»î»òÇ¿»¯Ö²ÎïÃâÒß¡£¡£

¸ÃÑо¿»ñµÃ¹ãÖÝÊпÆÑÐÍýÏëÖØµãÏîÄ¿¼°¹ú¼Ò×ÔÈ»¿ÆÑ§»ù½ðµÄ×ÊÖú¡£¡£

ÂÛÎÄÁ´½Ó£ºwww.cell.com/molecular-plant/fulltext/S1674-2052(19)30264-3

¡¾ÍøÕ¾µØÍ¼¡¿