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kx444555: ½ð±Ò+2, ¹ÄÀø½»Á÷ 2015-04-09 08:24:17
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Inclusion bodies were separated from the cytosolic protein pool by centrifugation at 20,000 g for 30 min, and the inclusion bodies-containing pellet was solubilized with 4 ml of solubilization buffer (6 M Urea, 200 mM NaCl, 100 mM Tris-HCl, pH 8.3), supplemented with 10 ¦ÌM ¦Â-mercaptoethanol and incubated overnight at 4¡ãC under constant rotation. Thereafter, the sample was spun at 25,000 g for 30 min to remove any insoluble material and the His-tagged protein was purified using HisPurTM Ni-NTA Resin Hope it works with you. Good luck! |
2Â¥2015-04-08 19:37:55
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Õűù±¦(kx444555´ú·¢): ½ð±Ò+2, ¹ÄÀø½»Á÷ 2015-04-09 08:24:22
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°üºÌåÏ´µÓ 1£©¸÷È¡³¬ÁÑÒº 1485¦ÌL¼ÓÈë 1.5mL ÀëÐĹÜÖУ¬¼Ó 20%DOC ´¢´æÒºÖÁÖÕŨ¶ÈΪ 0.2%¡£¼Ó 1mol/L µÄ DTT ´¢´æÒºÖÁÖÕŨ¶È 0.6mmol/L£¬³ä·Ö»ìÔÈ¡£4¡æ¾²Öà 10min ÒÔÉÏ¡£ 2£©12000 r/min ÀëÐÄ 5min¡£ 3£©¼ÓÈë PBS 1350¦ÌL¡¢20%DOC ´¢´æÒºÖÁÖÕŨ¶ÈΪ 2%£¬³ä·ÖÖØÐü³Áµí¡£ÊÒξ²Öà 10min ÒÔÉÏ¡£ 4£©12000 r/min ÀëÐÄ 5min£¬ÆúÉÏÇå¡£ 5£©¼ÓÈë PBS1350¦ÌL¡¢20%DOC ´¢´æÒºÖÁÖÕŨ¶ÈΪ 2%£¬³ä·ÖÖØÐü³Áµí¡£ÊÒξ²Öà 10min ÒÔÉÏ¡£ 6£©12000 r/min ÀëÐÄ 5min£¬ÆúÉÏÇå¡£ È¡ÀëÐijÁµíÓÃÔ¤ÀäµÄ PBS ÖØÐü£¬SDS-PAGE ·ÖÎö°üºÌåÏ´µÓÇé¿ö |
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4Â¥2015-04-09 09:10:20
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thank you for your attention Some details need to be confirmed£º 1,Urea is a denaturant, whether the protein is denatured after dissolution 2,The need for agitation when constant rotated£¿ 3,the sample was spun at 25,000 g for 30 min to remove any insoluble material ,so The supernatant is the soluble protein£¬right£¿ |
6Â¥2015-04-09 09:26:38
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7Â¥2015-04-09 14:09:31
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8Â¥2015-04-10 13:58:05
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- ×¢²á: 2014-02-28
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9Â¥2015-04-10 15:18:37













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