| 查看: 6400 | 回復(fù): 11 | ||||
| 本帖產(chǎn)生 1 個 MolEPI ,點擊這里進行查看 | ||||
枚馨言子銅蟲 (小有名氣)
|
[求助]
大腸桿菌DH5a與S17-1區(qū)別是什么啊?有知道的朋友麻煩告訴一下,謝謝
|
|||
|
麻煩問一下大家:大腸桿菌DH5a與S17-1區(qū)別是什么?有知道的朋友麻煩告訴一下,謝謝 還有,將重組質(zhì)粒轉(zhuǎn)化到S17-1中后,可不可以用這個S17-1/重組子 菌種來提取質(zhì)粒? 提到的質(zhì)粒會不會被甲基化或者受S17-1別的影響啊?急求高手答案,O(∩_∩)O謝謝啦~ |
【分子生物】EPI帖 | 蛋白表達純化與檢測 |

至尊木蟲 (著名寫手)
|
區(qū)別是基因型不一樣,也可以提取質(zhì)粒,參考下面: 大腸桿菌DH5α: F-endA1 glnV44 thi-1 recA1 relA1 gyrA96 deoR nupG Φ80dlacZΔM15 Δ(lacZYA-argF)U169,hsdR17(rK- mK+), λ– An Hoffman-Berling 1100 strain derivative (Meselson68) Promega also lists phoA nalidixic acid resistant References: FOCUS (1986) 8:2, 9. Hanahan, D. (1985) in DNA Cloning: A Practical Approach (Glover, D.M., ed.), Vol. 1, p. 109,IRL Press, McLean, Virginia. Grant, S.G.N. et al. (1990) Proc. Natl. Acad. Sci. USA 87: 4645-4649 PMID 2162051. Meselson M. and Yuan R. (1968) Nature 217:1110 PMID 4868368. 大腸桿菌S17-1 Genotype: recA pro hsdR RP4-2-Tc::Mu-Km::Tn7 Growth Conditions: Protocol: plus trimethopirm (10 mcg/ml) Temperature: 37.0°C Applications: transformation host Comments: Recommended mobilization host for pARO180, pARO190, pARO181, and pARO191 (ATCC 77123-77126, respectively) because it contains chromosomally integrated tra genes. [29601] A kanamycin-sensitive strain devoid of the E. coli K-12-specific restriction system allowing efficient uptake of foreign DNA. [41566] The properties of streptomycin, trimethoprim, and spectinomycin resistance were verified. RP4-Tc::Mu-Km::Tn7 is integrated into the chromosome. [29601] References: 29601: Parke D. Construction of mobilizable vectors derived from plasmids RP4, pUC18 and pUC19. Gene 93: 135-137, 1990. PubMed: 2227423 30953: Simon R, et al. A broad host range mobilization system for in vivo genetic engineering: transposon mutagenesis in Gram negative bacteria. Bio-Technology 1: 784-791, 1983. 41566: McFarlane GJ, et al. A simplified method for conjugal gene transfer into the filamentous cyanobacterium Anabaena sp. ATCC 27893. J. Microbiol. Methods 6: 301-305, 1987. |
新蟲 (初入文壇)
|
樓主有 E.coli S17-1 這個菌啊,能不能寄株給我? 購買或者交換都可以的。我這兒有 DH5a, JM109 和 BL21 (可以His tag 融合表達的菌)。 萬分感謝! 我的郵箱: fanshicun070503@163.com |
銅蟲 (小有名氣)

新蟲 (初入文壇)
銅蟲 (小有名氣)

鐵桿木蟲 (小有名氣)


鐵蟲 (初入文壇)
| 最具人氣熱帖推薦 [查看全部] | 作者 | 回/看 | 最后發(fā)表 | |
|---|---|---|---|---|
|
[考研] 288求調(diào)劑,一志愿華南理工大學(xué)071005 +4 | ioodiiij 2026-03-17 | 4/200 |
|
|---|---|---|---|---|
|
[考研] 299求調(diào)劑 +5 | △小透明* 2026-03-17 | 5/250 |
|
|
[考研] 293求調(diào)劑 +11 | zjl的號 2026-03-16 | 16/800 |
|
|
[考研] 考研化學(xué)學(xué)碩調(diào)劑,一志愿985 +4 | 張vvvv 2026-03-15 | 6/300 |
|
|
[考研] 302求調(diào)劑 +9 | 負心者當(dāng)誅 2026-03-11 | 9/450 |
|
|
[考研] 一志愿,福州大學(xué)材料專碩339分求調(diào)劑 +3 | 木子momo青爭 2026-03-15 | 3/150 |
|
|
[考研] 333求調(diào)劑 +3 | 文思客 2026-03-16 | 7/350 |
|
|
[考研] 0854控制工程 359求調(diào)劑 可跨專業(yè) +3 | 626776879 2026-03-14 | 9/450 |
|
|
[考研] 085600調(diào)劑 +5 | 漾漾123sun 2026-03-12 | 6/300 |
|
|
[考研] 277材料科學(xué)與工程080500求調(diào)劑 +3 | 自由煎餅果子 2026-03-16 | 3/150 |
|
|
[考研] 327求調(diào)劑 +6 | 拾光任染 2026-03-15 | 11/550 |
|
|
[考研] 0856專碩279求調(diào)劑 +5 | 加油加油!? 2026-03-15 | 5/250 |
|
|
[考研] 中科大材料與化工319求調(diào)劑 +3 | 孟鑫材料 2026-03-14 | 3/150 |
|
|
[考研] 材料與化工(0856)304求B區(qū)調(diào)劑 +6 | 邱gl 2026-03-12 | 7/350 |
|
|
[考研] [0860]321分求調(diào)劑,ab區(qū)皆可 +4 | 寶貴熱 2026-03-13 | 4/200 |
|
|
[考研] 333求調(diào)劑 +3 | 球球古力 2026-03-11 | 3/150 |
|
|
[考研] 281求調(diào)劑 +9 | Koxui 2026-03-12 | 11/550 |
|
|
[考研] 311求調(diào)劑 +3 | 冬十三 2026-03-13 | 3/150 |
|
|
[考研] 307求調(diào)劑 +5 | 超級伊昂大王 2026-03-12 | 5/250 |
|
|
[考研] 工科材料085601 279求調(diào)劑 +8 | 困于星晨 2026-03-12 | 10/500 |
|