| 7 | 1/1 | 返回列表 |
| 查看: 1849 | 回復(fù): 6 | |||
朽木之痕鐵蟲 (小有名氣)
|
[求助]
堿基成分分析所用軟件
|
| 我想分析一段序列的堿基成分,不知道用什么軟件或是在線網(wǎng)站,各位大哥大姐幫忙一下啊。。。最好有步驟。 |
金蟲 (正式寫手)
grep "^[^>]" ...... | perl -e 'while(<> {$count_N+=s/N//g; $count_A+=s/A//g; $count_T+=s/T//g; $count_C+=s/C//g; $count_G+=s/G//g; } ; $count_sum=$count_G+$count_C+$count_A+$count_T; $count_GC=$count_G+$count_C; $GC_content=$count_GC/$count_sum ; $count_all=$count_sum+$count_N; $N_content=$count_N/$count_all ; print "N:"."$count_N"."\nA:"."$count_A"."\nT:"."$count_T"."\nC:"."$count_C"."\nG:"."$count_G"."\nAll:"."$count_all"."\nN_content:"."$N_content"."\nGC:"."$count_GC"."\nGC_content:"."$GC_content" ;' grep "^[^>]" ....... | sed -e 's/./&\n/g' | sort | uniq -c | sort -n (速度慢) 以上兩段命令都可以輕松解決,你的序列少,用第二個(gè)吧 |
鐵蟲 (小有名氣)
銅蟲 (小有名氣)
鐵蟲 (小有名氣)
銅蟲 (小有名氣)
| 打開mega,file-open a file -選擇你要分析的序列,然后他會(huì)詢問how would you like to open this fasta file,選擇“analyze”,后面還會(huì)繼續(xù)詢問是dna還是蛋白質(zhì)序列,你自己看情況選擇,最后你打開sequence data explorer ,點(diǎn)擊stastics-Nucleotide compostion或者Protein compostion,它會(huì)生成一個(gè)excel表,里面有統(tǒng)計(jì)結(jié)果 |
鐵蟲 (小有名氣)
| 7 | 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] 294分080500材料科學(xué)與工程求調(diào)劑 +8 | 柳溪邊 2026-03-26 | 8/400 |
|
|---|---|---|---|---|
|
[考研]
|
nnnnnnn5 2026-03-25 | 11/550 |
|
|
[考研] 343求調(diào)劑085601 +3 | 要努力學(xué)習(xí)x 2026-03-29 | 3/150 |
|
|
[考研] 環(huán)境工程 085701,267求調(diào)劑 +6 | minht 2026-03-29 | 6/300 |
|
|
[考研] 求調(diào)劑一志愿武漢理工大學(xué)材料工程(085601) +7 | WW.' 2026-03-23 | 9/450 |
|
|
[考研] 321求調(diào)劑 +7 | 璞玉~~ 2026-03-25 | 8/400 |
|
|
[考研]
|
y7czhao 2026-03-26 | 10/500 |
|
|
[考研] 266分,求材料冶金能源化工等調(diào)劑 +7 | 哇呼哼呼哼 2026-03-27 | 9/450 |
|
|
[考研] 339求調(diào)劑,想調(diào)回江蘇 +6 | 烤麥芽 2026-03-27 | 8/400 |
|
|
[考研] 331環(huán)境科學(xué)與工程求調(diào)劑 +3 | 熠然好運(yùn)氣 2026-03-27 | 3/150 |
|
|
[考研] 化學(xué)調(diào)劑 +4 | 愛吃番茄的旭 2026-03-24 | 5/250 |
|
|
[考研] 308求調(diào)劑 +7 | 墨墨漠 2026-03-25 | 7/350 |
|
|
[考研] 化學(xué)308分求調(diào)劑 +8 | 你好明天你好 2026-03-23 | 9/450 |
|
|
[考研] 305求調(diào)劑 +5 | 哇盧卡庫(kù) 2026-03-26 | 5/250 |
|
|
[考研] 322求調(diào)劑 +4 | 我真的很想學(xué)習(xí) 2026-03-23 | 4/200 |
|
|
[考研] 351求調(diào)劑 +4 | 麥克阿磊 2026-03-24 | 4/200 |
|
|
[考研] 環(huán)境專碩324分求調(diào)劑推薦 +5 | 軒小寧—— 2026-03-26 | 5/250 |
|
|
[考研] 309求調(diào)劑 +4 | gajsj 2026-03-25 | 5/250 |
|
|
[考研] 282求調(diào)劑 +3 | wcq131415 2026-03-24 | 3/150 |
|
|
[考研] 求老師收我 +3 | zzh16938784 2026-03-23 | 3/150 |
|