- Â÷¼¼´ë Capturem¢â membrane ±â¼úÀ» Àû¿ëÇÑ His-tagged protein Á¤Á¦
- No-waiting workflow: ½Ç¿Â¿¡¼ 15ºÐ - 30ºÐÀ̸é Á¤Á¦ ¿Ï·á
: ¹è¾ç¾×¿¡¼ buffer ±³È¯ ¾øÀÌ Á÷Á¢ ºÐºñÇü(secreted) ´Ü¹éÁú Á¤Á¦ °¡´É - application º¸±â (¸µÅ©)
- Bed-volumeÀÌ ÀÛ¾Æ °í¼øµµ, °í¼öÀ², °í³óµµÀÇ ´Ü¹éÁú ÃßÃâ °¡´É
- ºñº¯¼º ¹× º¯¼º Á¶°Ç (EDTA, ȯ¿øÁ¦, ±Û¸®¼¼·Ñ µî)¿¡¼µµ Á¤Á¦ °¡´É
- Lysis compatibility: xTractor Buffer, ¶Ç´Â Ÿ»çÀÇ lysis buffer¿¡µµ ȣȯ
- ¿ë·®º°·Î 5°¡Áö ŸÀÔ Á¦°ø: Miniprep, Maxiprep, 24well plate, 96well plate, Large volume
Á¦Ç°¼³¸í
Capturem¢â His-tagged Purifcation ½Ã¸®Áî´Â Â÷¼¼´ë ¸âºê·¹ÀÎ ±â¼úÀ» Àû¿ëÇÏ¿© His-tagged proteinÀ» Á¤Á¦ÇÒ ¼ö ÀÖ´Â Çõ½ÅÀûÀÎ Á¦Ç°À¸·Î½á, High-capacity Ni-NTA Capturem¢â membranesÀÌ
Â÷¿ëµÇ¾îÀÖ´Ù. ±âÁ¸ÀÇ metal affinity resin¿¡ ºñÇÏ¿© º¸´Ù ´Ù¾çÇÑ »ùÇà (¹ÚÅ׸®¾Æ, Æ÷À¯·ù Àû¿ë °¡´É)°ú ´Ù¾çÇÑ Á¶°Ç (ºñº¯¼º ¶Ç´Â º¯¼º Á¶°Ç (8M urea, 6M Guanidine-HCl)¿¡¼µµ
Àû¿ëÀÌ °¡´ÉÇÏ´Ù.
Capturem¢â ½Ã¸®Áî´Â ·¹ÁøÀ» ÀÌ¿ëÇÑ Á¤Á¦¿Í´Â ´Þ¸® ºü¸¥ ½Ã°£ ³»¿¡ ½Ç¿Â¿¡¼ Á¶ÀÛÇϱ⠶§¹®¿¡ ´Ü¹éÁúÀÇ ºÐÇØ(degradation), ÀÀÁý (aggregation), ½ÇÈ° (loss of activity) µîÀÇ
´Ü¹éÁú ¿º¯¼º, ºÒÈ°¼ºÈ¿¡ ´ëÇÑ À§ÇèÀ» °¨¼Ò½Ãų ¼ö ÀÖ´Ù. ¶ÇÇÑ Bed volumeÀÌ ÀÛ°í (2ul: Miniprep), Binding capacity°¡ ³ô¾Æ ( 75 mg/cm3), °í¼øµµ, °í³óµµÀÇ ´Ü¹éÁúÀ» Á¤Á¦ÇÒ ¼ö ÀÖ´Ù.
Capturem¢â His-tagged Purifcation ½Ã¸®Áî´Â ¾Æ·¡¿Í °°ÀÌ Miniprep, Maxiprep, 24well plate, 96well plate, Large volumeÀ¸·Î Á¦°øµÈ´Ù (Ç¥ 1).
Ç¥ 1. Capturem¢â His-tagged protein purification kit ½Ã¸®Áî ºñ±³
|
Miniprep Kit |
Maxiprep Kit |
96well plate |
24well plate |
Large volume |
Code |
635710 |
635713 |
635714 |
635730 |
635724 |
ÇüÅ |
Miniprep Column |
Maxiprep column |
96 Nickel plate |
24 Nickel plate |
Large volume unit |
Input sample |
~ 800 §¡ |
~ 25 §¢ |
~ 1,000 §¡ |
~ 4 §¢ |
150 ~ 500 §¢ |
¿ë·® |
20 ȸ |
6 ȸ |
96 well |
24 well |
4 ȸ |
¼Ò¿ä½Ã°£ |
5 ºÐ |
15 ºÐ |
15 ºÐ |
15ºÐ |
15 ~ 30 ºÐ |
Á¤Á¦³óµµ |
0.3 ~ 1 §·/§¢ |
1.6 ~ 4.5 §·/§¢ |
0.3 ~ 1 §·/§¢ |
~ 0.8 §·/1§¢ |
up to 2.0 §·/§¢ |
Á¤Á¦¼öÀ²*** |
80§¶/column |
1.5 §·/tube |
80§¶/well |
800§¶/well |
8 ~ 20 §·/unit |
Centrifuge
Á¶°Ç |
11,000 x g, 1ºÐ |
2,000 x g, 3ºÐ* |
2,000 x g, 3ºÐ* |
600 x g, 2ºÐ* |
X |
Vacuum ¿©ºÎ |
X |
X |
O |
O |
O** |
Buffer
Æ÷ÇÔ ¿©ºÎ |
O |
O |
X |
X |
X |
* Maxiprep Kit¿¡´Â 50§¢ tube¿ë, 24well plate, 96well plate¿¡´Â °¢°¢ 24well plate, 96well plate¿ë centrifuge°¡ ÇÊ¿äÇÕ´Ï´Ù.
** Large volumeÀÇ °æ¿ì, Vacuum source (e.g. vacuum pump equipped with a trap and a vacuum controller, or a peristaltic pump)°¡ ÇÊ¿äÇÏ´Ù.
*** Á¤Á¦¼öÀ²Àº »ç¿ëÇÏ°íÀÚ ÇϽô Sample type, species, antibody isotype¿¡ µû¶ó ´Þ¶óÁú ¼ö ÀÖ½À´Ï´Ù.
±×¸² 1. Capturem His-Tagged Purification ½Ã¸®ÁîÀÇ Workflow
xTractor Buffer¸¦ Capturem¢â Ä÷³¿¡ ÷°¡ÇÏ¿© EquilibrationÀ» ÁøÇà ÈÄ, His-tagged proteinÀ» ÷°¡ÇÏ°í °áÇÕ½ÃŲ´Ù. µÚÀ̾î Washing Buffer¸¦ ÀÌ¿ëÇÏ¿© ¼¼Ã´ ¹×
¿ø½ÉºÐ¸® ÈÄ Elution Buffer¸¦ ÀÌ¿ëÇÏ¿© ¿ëÃâÇÑ´Ù. Miniprep°ú 96well plate ŸÀÔÀÇ °æ¿ì´Â Elution buffer 100ul¸¦, MaxiprepÀÇ °æ¿ì´Â Elution buffer 500ul¸¦
»ç¿ëÇÏ¿© 90%ÀÌ»ó Elution °¡´ÉÇÏ´Ù.
Ç¥ 2. Capturem His-Tagged Purification ½Ã¸®ÁîÀÇ BufferÀÇ Á¶¼º
Buffer |
Á¶¼º |
Lysis Buffer |
xTractor Buffer (Code 635625) »ç¿ë ±ÇÀå. Standard lysis bufferµµ »ç¿ë °¡´É. |
Wash Buffer |
150 mM NaCl , 20 mM Na3PO4, pH 7.6 |
Elution Buffer |
500 mM NaCl , 20 mM Na3PO4, 500 mM imidazole, pH7.6 |
±×¸² 2. Capturem¢â His-tagged Purification Á¦Ç°ÀÇ Membrane technology
Àå½Ã°£À» ÇÊ¿ä·Î ÇÏ´Â ·¹Áø Á¤Á¦¿¡ ºñÇØ, Capturem¢â membraneÀº Ç¥¸éÀû°ú ¿ë·® (Capacity)°¡ Å©±â ¶§¹®¿¡ ºü¸¥ ½Ã°£ ³»¿¡ ¸· Åë°ú°¡ °¡´ÉÇϹǷΠ´Ü¹éÁú º¯¼ºÀÌ ¾ø´Â
´Ü¹éÁúÀ» Á¤Á¦ °¡´ÉÇÏ´Ù. ¶ÇÇÑ ³·Àº ¾Ð·ÂÀ¸·Î ¿ë¾×ÀÌ Åë°úÇÒ ¼ö ÀÖÀ¸¹Ç·Î ´Ü¹éÁúÀÇ Ç°Áú ÀúÇϸ¦ ¹æÁöÇϸç, Bed volumeÀÌ ÀÛ¾Æ °í¼øµµ·Î Á¤Á¦ÇÒ ¼ö ÀÖ´Ù.
Ç¥ 3. Reagents Compatible with His-Tagged Purification Miniprep Kits
Reagent |
Compatibility |
MOPS |
200 mM |
HEPES |
200 mM |
Tris |
200 mM |
EDTA |
10 mM |
Beta-mercaptoethanol |
30 mM |
DTT |
10 mM |
TCEP |
5 mM |
Guanidine-HCl |
6 M |
Urea |
8 M |
Nonionic detergent (Triton X-100) |
2% |
Nonionic detergent (Tween 20) |
2% |
Anionic detergent (SDS) |
1% |
Arginine |
500 mM |
Glycine |
100 mM |
Histidine |
20 mM |
Sodium chloride |
2 M |
Imidazole |
40 mM |
Glycerol |
10% |
±×¸² 3. Æ÷À¯·ù¼¼Æ÷¿¡¼ ¹ßÇö½ÃŲ his-tagged protein Á¤Á¦
293T cell¿¡ 6x His-tagged MAPK1 ¶Ç´Â ADRB2 À¯ÀüÀÚ¸¦ Æ÷ÇÔÇÑ Çö󽺹̵带 Transfection ÈÄ, Capturem¢â His-Tagged Purification Miniprep KitÀ» ÀÌ¿ëÇÏ¿© ´Ü¹éÁúÀ»
Á¤Á¦ÇÏ¿´´Ù. EquilibrationÀ» ¿Ï·áÇÑ Ä÷³¿¡ Lysate ó¸®, Washing ÈÄ Elution Buffer 300ul·Î ´Ü¹éÁúÀ» ¿ëÃâÇÏ°í 4-20% Polyacrylamide gel Àü±â¿µµ¿ ¹× Western blottingÀ»
ÁøÇàÇÏ¿´´Ù.
Ponceau S stainingÀ» ÅëÇÏ¿© membrane ³»ÀÇ ¸ðµç ´Ü¹éÁúÀÌ °ËÃâµÇ´Â °ÍÀ» È®ÀÎÇÒ ¼ö ÀÖ¾úÀ¸¸ç, MAPK, ADRB2 ƯÀÌÀûÀÎ Ç×ü¸¦ »ç¿ëÇÑ Western blot¿¡¼ °¢°¢ÀÇ
Á¤Á¦µÈ ´Ü¹éÁúÀ» È®ÀÎÇÒ ¼ö ÀÖ¾ú´Ù.
±×¸² 4. Capturem¢â His-tagged Purification Large Volume
(¿ÞÂÊ) Capturem His-Tagged Purification Large Volume Units (¿À¸¥ÂÊ) Bottle Thread Adaptor
±×¸² 5. Capturem¢â His-Tagged Purification Large Volume Unit Àû¿ë»çÁø
(A) 33mm Áö¸§ÀÇ ÀÔ±¸¸¦ °¡Áø bottle¿¡ ¼³Ä¡ÇÑ Capturem His-Tagged Purification Large Volume Unit
(B) 6x His-GFPuv ´Ü¹éÁúÀ» Æ÷ÇÔÇÑ cell lysate¸¦ Capturem unit¿¡ ·ÎµùÇÑ »çÁø
(C, À§) 6x His-GFPuv ´Ü¹éÁúÀ» Æ÷ÇÔÇÑ cell lysate ·Îµù ÈÄ, washingÀ» ÇÑ membraneÀÇ ¸ð½À. Ȳ·Ï»öÀ» ¶ç°í ÀÖ´Ù.
(C, ¾Æ·¡) Elution ÁøÇà ÈÄÀÇ membraneÀÇ »ö. ¿ø·¡ÀÇ membrane »öÀÎ Èò»öÀ» ¶ç°í ÀÖ´Ù.
(D) 50§¢ tube¿¡ elutionÀ» ¿Ï·áÇÑ 6x His-GFPuv ´Ü¹éÁú ¿ë¾×
Àû¿ë
- Biochemical/enzymatic assays
- Pull-down or other protein interaction assays
- Confirmation screening
- Protein/ligand affinity analysis
- Crystallography or other structural analyses
- Antibody production
- Toxicology studies
- Protein transfer to live cells
±¸¼ºÇ° (ÀÚ¼¼ÇÑ ³»¿ëÀº CoA¸¦ ÂüÁ¶Çϼ¼¿ä)
Capturem His-Tagged Purification Miniprep Kit |
Mini Spin Column |
20°³ |
xTractor Buffer |
15ml¡¿ 2 |
Wash Buffer |
10 ml |
Elution Buffer |
10 ml |
Capturem His-Tagged Purification Maxiprep Kit |
Capturem Maxiprep Nickel Column |
6°³ |
Capturem Maxiprep Filters |
6°³ |
xTractor Buffer |
200 ml |
Wash Buffer |
40 ml |
Elution Buffer |
15 ml |
Capturem His-Tagged Purification Maxiprep Columns |
Capturem Maxiprep Nickel Column |
25°³¡¿2 |
Capturem¢â His-Tagged Purification 96-Well Plate |
Capturem His-Tagged Purification 96-Well Plate |
1Àå |
Capturem¢â His-Tagged Purification 24-Well Plate |
Capturem His-Tagged Purification 24-Well Plate |
1Àå |
Capturem His-Tagged Purification Large Volume |
Capturem His-Tagged Purification Large Volume Unit |
4°³(2 Units per box) |
Bottle Thread Adaptor |
1°³ |
£ªCapturem His-Tagged Purification Maxiprep Columns, Capturem His-Tagged Purification Large Volume ¹× Capturem His-Tagged Purification 96-Well Plate,
Capturem¢â His-Tagged Purification 24-Well Plate¿¡´Â Buffer°¡ Æ÷ÇԵǾîÀÖÁö ¾Ê½À´Ï´Ù.
ÁÖ¿ä »ùÇÿ¡ µû¸¥ xTractor Buffer Lysis Protocol