MAPKAP kinase 2 phosphorylates serum response factor in vitro and in vivo.

Heidenreich O, Neininger A, Schratt G, Zinck R, Cahill MA, Engel K, Kotlyarov A, Kraft R, Kostka S, Gaestel M, Nordheim A

J Biol Chem 1999 May 14;274(20):14434-14443

¾Ç¥Í¡G ¯Î§ÓÂE (g874255)

ºK­n¡G

SRE( serum response element ) ¬O¤@¬q»P¥Íªø¦]¤l(¼ö·PÀ³³J¥Õ½è½Õ±±¦]¤l) stress -regulated promoter¦³Ãöªº§Ç¦C¡A¬Oc-tos»Pegr-1¦]¤lªí²{©Ò¥²¶·ªº¡C¦ÓSRE¶·­É¥Ñ¨äÂàĶ ¦]¤lSRF( serum response factor )»P¨ä¥L¦pTCFsªº¦@¦P¦X§@¦Ó²£¥Íªí²{¡C©ó¦¹¡A¤W´åªºÁC »Ä¤Æþñ¨Ò¦p¡GSAPK¡BERKs¡B P38¡K´N§êºt¤FÁC»Ä¤ÆSRF¦Ó¥B¨Ï¨ä¬¡¤Æªº¨¤¦â¡C©ó¦¹½g¤¤¡A§@ªÌ¥H¤GºØ¤£¦Pªº²Ó­M¤Î°ò¦]Âà´Þ¦Ñ¹« (¯Ê¥FMK2(-/-) )¨Ó³B²z¤£¦Pªº­« ª÷ÄÝÂ÷¤l¡A¥H¨Ï¨ä²£¥Ístress¶i¦Ó³y¦¨P38 / SAPK2¥H¤Î¬ÛÃöªºMAPKAP kinase 2(MK2)ªº¬¡©Ê¡A­É¥H±´°Q¦¹±ø°T®§¶Ç¾Éªº¸ô³w¡A§@ªÌ¦¨¥\ªºÃÒ©úMK2©óSRF ser-103ªº¦ì¸m¡A¶i¦æÁC»Ä¤Æ» P¬¡¤Æªº¥\¥Î¡A¥HÀ°§U§Ú­Ì¹ï©ó¤F¸Ñ¦p¦ó¬¡¤Æ¥Íªø©Î«OÅ@°ò¦]´£¨Ñ­«­nªº¤@­Ó°T®§¡C

References:

  1. Stress-induced stimulation of early growth response gene-1 by p38/stress-acti vated protein kinase 2 is mediated by a cAMP-responsive promoter element in a MA PKAP kinase 2-independent manner.J Biol Chem. 1999 Jul 9;274(28):19559-64.
  2. Regulation of actin filament dynamics by p38 map kinase-mediated phosphorylat ion of heat shock protein 27.J Cell Sci. 1997 Feb;110 ( Pt 3):357-68.
  3. Net, a negative Ras-switchable TCF, contains a second inhibition domain, the CID, that mediates repression through interactions with CtBP and de-acetylation. EMBO J. 1999 Jun 15;18(12):3392-403.

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