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
|