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Protein expression Selection Guide
Ưº°ÇÑ ½ÇÇè¿¡ ¸Â´Â ÃÖÀûÀÇ Protein Expression SystemÀ» ¼±ÅÃÇϼ¼¿ä.

Selection guide for protein expression systems

System

 ¹è¾ç º¼·ý´ç ´Ü¹éÁú ¼öÀ²

 Applications/advantages

Bacterial
expression system

E. coli systems:
1 g/L ÀÌ»ó
°í¼öÀ² Bacterial systems:
25 g/L ÀÌ»ó
  • °£´ÜÇÏ°í ºü¸£°Ô °í¼öÀ²·Î ´Ü¹éÁú ¹ßÇö °¡´É
  • His-tagged, HAT tag µî IMAC Á¤Á¦¿¡ ÇÊ¿äÇÑ tagging system ¹× °¡¿ë¼º Áõ´ë, inducible ¹ßÇö µî ´Ù¾çÇÑ ½Ã½ºÅÛ°ú ¿¬°èµÈ Á¦Ç°¶óÀÎ º¸À¯

Insect
expression system

1 g/L ÀÌ»ó
  • ÀçÁ¶ÇÕ ´Ü¹éÁúÀÇ Post-translational modification, »ý¹°ÇÐÀû È°¼º, ¸é¿ªÇÐÀû Ư¼ºÀ» mammalian system°ú À¯»çÇÏ°Ô ±¸Çö
  • ´Ü¹éÁú Å©±â, ±¸Á¶, Post-translational modification µî ¿øÇÙ»ý¹° ½Ã½ºÅÛ¿¡¼­ ¹ßÇöÀÌ ¾î·Á¿î ´Ü¹éÁú ¹ßÇö¿¡ ÃÖÀû

Mammalian
expression system

10 §¶/§¢ - 10 §·/§¢
  • ´Ü¹éÁúÀÇ Post-translational modification ¹× folding, assembly µî »ý¹°ÇÐÀû È°¼ºÀ» °¡Áö´Â µ¥¿¡ ÇÊ¿äÇÑ ¹ø¿ª ÈÄ °úÁ¤À» Á¤È®ÇÏ°Ô ±¸Çö
  • HEK293 cell line, CHO cell line ¿ë system ¹× HA tag, Myc tag À» ÀÌ¿ëÇÑ immunoprecipitation ¹× Á¤Á¦¿¡ »ç¿ëÇÒ ¼ö ÀÖ´Â tagging systemÀ» ±¸ÃàÇÒ ¼ö ÀÖ´Â Á¦Ç°¶óÀÎ º¸À¯

Cell-free
expression system

50 §¶ ÀÌ»ó
  • ÇϳªÀÇ Æ©ºê¿¡¼­ ¾à 1½Ã°£ ¸¸¿¡ ºü¸£°í ½±°Ô ´Ü¹éÁú »ý»ê (Human cell free system)
  • »ý¹°ÇÐÀû È°¼ºÀ» °¡Áö´Â µ¥ ÇÊ¿äÇÑ Post-translational modification °¡´É
  • Å©±â°¡ Å« ´Ü¹éÁú (>150 kDa) »Ó¸¸ ¾Æ´Ï¶ó, in vivo system¿¡¼­´Â µ¶¼ºÀ» °¡Áö°Å³ª ºÒ¿ë¼ºÀ¸·Î ¹ßÇöµÇ´Â ´Ü¹éÁúÀÇ ¹ßÇö¿¡ ÃÖÀû