| 6 | 1/1 | 返回列表 |
| 查看: 862 | 回復(fù): 5 | |||
fang8232335銀蟲 (初入文壇)
|
[交流]
全基因組測序 已有4人參與
|
新手,自己工科出身,但現(xiàn)在老板讓弄分子生物學(xué),測一個(gè)細(xì)菌的全基因組 ,F(xiàn)在拼接好的序列已經(jīng)有了,想問下,我現(xiàn)在想查下這個(gè)全基因組序列里有沒有我想要的基因或蛋白質(zhì)序列要怎么操作哇(比如我知道這個(gè)菌有農(nóng)藥的降解效果,降解酶的蛋白質(zhì)序列已經(jīng)有了,現(xiàn)在想拿我測的基因組序列跟這個(gè)進(jìn)行比對,看是不是有這個(gè)序列,以及確定這個(gè)序列的位置),謝謝大家了!自己用NCBI上blast怎么也用不好 |
金蟲 (小有名氣)
銀蟲 (初入文壇)
|
我后來又找到了那個(gè)基因的序列,然后用BioEdit 進(jìn)行本地blast,得到下面的數(shù)據(jù),這是代表有還是沒有哇,感覺都是片段匹配,是什么意思哇? BLASTN 2.2.10 [Oct-19-2004] Reference: Altschul, Stephen F., Thomas L. Madden, Alejandro A. Schaffer, Jinghui Zhang, Zheng Zhang, Webb Miller, and David J. Lipman (1997), "Gapped BLAST and PSI-BLAST: a new generation of protein database search programs", Nucleic Acids Res. 25:3389-3402. Query= gi|148712|gb|M29593.1|FVBOPD Flavobacterium sp. parathion hydrolase gene, complete cds (1693 letters) Database: D:\BioEdit\database\X1-01.fas 1 sequences; 2,450,153 total letters Score E Sequences producing significant alignments: (bits) Value X1-01.seq 34 0.21 >X1-01.seq Length = 2450153 Score = 34.2 bits (17), Expect = 0.21 Identities = 17/17 (100%) Strand = Plus / Minus Query: 466 tctgctcggcggcctgg 482 ||||||||||||||||| Sbjct: 894223 tctgctcggcggcctgg 894207 Score = 34.2 bits (17), Expect = 0.21 Identities = 17/17 (100%) Strand = Plus / Plus Query: 986 gccagcttggccaccgg 1002 ||||||||||||||||| Sbjct: 659980 gccagcttggccaccgg 659996 Score = 32.2 bits (16), Expect = 0.83 Identities = 16/16 (100%) Strand = Plus / Minus Query: 83 ggcttgccagcagccg 98 |||||||||||||||| Sbjct: 1669234 ggcttgccagcagccg 1669219 Score = 32.2 bits (16), Expect = 0.83 Identities = 16/16 (100%) Strand = Plus / Plus Query: 449 gcggccgccgcaggaa 464 |||||||||||||||| Sbjct: 1562756 gcggccgccgcaggaa 1562771 Score = 32.2 bits (16), Expect = 0.83 Identities = 16/16 (100%) Strand = Plus / Minus Query: 860 cagttcttcctgcgtg 875 |||||||||||||||| Sbjct: 699001 cagttcttcctgcgtg 698986 Score = 32.2 bits (16), Expect = 0.83 Identities = 16/16 (100%) Strand = Plus / Plus Query: 486 ggtgcgcgagcgtggc 501 |||||||||||||||| Sbjct: 393049 ggtgcgcgagcgtggc 393064 Score = 32.2 bits (16), Expect = 0.83 Identities = 19/20 (95%) Strand = Plus / Minus Query: 467 ctgctcggcggcctggctgg 486 ||||||||||||||| |||| Sbjct: 25911 ctgctcggcggcctgactgg 25892 Database: D:\BioEdit\database\X1-01.fas Posted date: May 10, 2015 1:46 PM Number of letters in database: 2,450,153 Number of sequences in database: 1 Lambda K H 1.37 0.711 1.31 Gapped Lambda K H 1.37 0.711 1.31 Matrix: blastn matrix:1 -3 Gap Penalties: Existence: 5, Extension: 2 Number of Hits to DB: 3969 Number of Sequences: 1 Number of extensions: 3969 Number of successful extensions: 7 Number of sequences better than 1.0: 1 Number of HSP's better than 1.0 without gapping: 1 Number of HSP's successfully gapped in prelim test: 0 Number of HSP's that attempted gapping in prelim test: 0 Number of HSP's gapped (non-prelim): 7 length of query: 1693 length of database: 2,450,153 effective HSP length: 16 effective length of query: 1677 effective length of database: 2,450,137 effective search space: 4108879749 effective search space used: 4108879749 T: 0 A: 0 X1: 11 (21.8 bits) X2: 15 (29.7 bits) S1: 12 (24.3 bits) S2: 16 (32.2 bits) |
銀蟲 (正式寫手)

|
本帖內(nèi)容被屏蔽 |
鐵蟲 (初入文壇)

| 6 | 1/1 | 返回列表 |
| 最具人氣熱帖推薦 [查看全部] | 作者 | 回/看 | 最后發(fā)表 | |
|---|---|---|---|---|
|
[考研] 材料調(diào)劑 +5 | 匹克i 2026-03-23 | 5/250 |
|
|---|---|---|---|---|
|
[考研] 一志愿山東大學(xué)藥學(xué)學(xué)碩求調(diào)劑 +3 | 開開心心沒煩惱 2026-03-23 | 4/200 |
|
|
[考研] 環(huán)境學(xué)碩288求調(diào)劑 +8 | 皮皮皮123456 2026-03-22 | 8/400 |
|
|
[考研] 一志愿211 初試270分 求調(diào)劑 +4 | 谷雨上岸 2026-03-23 | 5/250 |
|
|
[考研] 070300化學(xué)求調(diào)劑 +8 | 苑豆豆 2026-03-20 | 8/400 |
|
|
[考研] 生物學(xué)一志愿985,分?jǐn)?shù)349求調(diào)劑 +6 | zxts12 2026-03-21 | 9/450 |
|
|
[考研] 工科材料085601 279求調(diào)劑 +8 | 困于星晨 2026-03-17 | 10/500 |
|
|
[考研] 石河子大學(xué)(211、雙一流)碩博研究生長期招生公告 +3 | 李子目 2026-03-22 | 3/150 |
|
|
[考研] 260求調(diào)劑 +3 | 朱芷琳 2026-03-20 | 4/200 |
|
|
[考研] 材料學(xué)碩333求調(diào)劑 +3 | 北道巷 2026-03-18 | 3/150 |
|
|
[考研] 材料 271求調(diào)劑 +5 | 展信悅_ 2026-03-21 | 5/250 |
|
|
[考研] 求調(diào)劑 +3 | .m.. 2026-03-21 | 4/200 |
|
|
[考研] 22 350 本科985求調(diào)劑,求老登收留 +3 | 李軼男003 2026-03-20 | 3/150 |
|
|
[考研] 332求調(diào)劑 +4 | ydfyh 2026-03-17 | 4/200 |
|
|
[考研] 296求調(diào)劑 +6 | www_q 2026-03-18 | 10/500 |
|
|
[考研] 274求調(diào)劑 +10 | S.H1 2026-03-18 | 10/500 |
|
|
[考研] 294求調(diào)劑材料與化工專碩 +15 | 陌の森林 2026-03-18 | 15/750 |
|
|
[考研] A區(qū)線材料學(xué)調(diào)劑 +5 | 周周無極 2026-03-20 | 5/250 |
|
|
[考研] 一志愿吉林大學(xué)材料學(xué)碩321求調(diào)劑 +11 | Ymlll 2026-03-18 | 15/750 |
|
|
[考研] 0703化學(xué)調(diào)劑 +4 | 18889395102 2026-03-18 | 4/200 |
|