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Published byVictoria Floyd Modified over 8 years ago
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DNA / protein sequence analysis 第九組成員: 吳宇軒 497541312 侯卜夫 497541283 朱子豪 497541180 王俊偉 497541568
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EXERCISE 1. DATABASE SEARCHES 指定題目為第三題 自選題目為第五題
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NO.3 SRS
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SRS Library page
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Select “EMBL”
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Choose “Extended”
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after Extended
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Division----hum
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Sequence Version---200KB
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AllText---polya_signal
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Search---found 98 entries
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NO.5 NCBI
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Protein
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Limits
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human[ORGN]kinase
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Search--1161
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EXERCISE 2. DATABASE SIMILARITY SEARCHES AND PAIRWISE SEQUENCE ALIGNMENT Database searching :第九題 Pairwise sequence alignment :第二題
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9. By default, the hits with E-values below 0.005 should be selected for use in multiple sequence alignment and profile building. Click on the "Run PSI-Blast iteration 2" button. This refreshes the previous query page. Click the "Format!" button to retrieve results. Sequense: MLKYKPLLKISKNCEAAILRASKTRLNTIRAYGSTVPKSKSFEQDSRKRTQSWTALRVGAILAATSSVAY LNWHNGQIDNEPKLDMNKQKISPAEVAKHNKPDDCWVVINGYVYDLTRFLPNHPGGQDVIKFNAGKDVTA IFEPLHAPNVIDKYIAPEKKLGPLQGSMPPELVCPPYAPGETKEDIARKEQLKSLLPPLDNIINLYDFEY LASQTLTKQAWAYYSSGANDEVTHRENHNAYHRIFFKPKILVDVRKVDISTDMLGSHVDVPFYVSATALC KLGNPLEGEKDVARGCGQGVTKVPQMISTLASCSPEEIIEAAPSDKQIQWYQLYVNSDRKITDDLVKNVE KLGVKALFVTVDAPSLGQREKDMKLKFSNTKAGPKAMKKTNVEESQGASRALSKFIDPSLTWKDIEELKK KTKLPIVIKGVQRTEDVIKAAEIGVSGVVLSNHGGRQLDFSRAPIEVLAETMPILEQRNLKDKLEVFVDG GVRRGTDVLKALCLGAKGVGLGRPFLYANSCYGRNGVEKAIEILRDEIEMSMRLLGVTSIAELKPDLLDL STLKARTVGVPNDVLYNEVYEGPTLTEFEDA
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1. 輸入序列 2. 選擇 PDB database 3. 選擇 PSI-BLAST 4. BLAST !
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往下捲動選擇 ”Run PSI-Blast iteration 2”
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資料顯示為 checked
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1.In the NCBI database, retrieve the protein sequences for mouse hypoxanthine phospho ribosyl transferase (HPRT) and the same enzyme from E. coli in FASTA format.
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1. 點選 display settings 2. 選擇 FASTA 格式 3. 挑選符合的結果
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Mouse HPRT Sequense: >gi|309315|gb|AAA96232.1| hprt [Mus musculus] MPTRSPSVVISDDEPGYDLDLFCIPNHYAEDLEKVFIPHGLIMDRTERLARDVMKEMGGHHIVALCVLKG GYKFFADLLDYIKALNRNSDRSIPMTVDFIRLKSYCNDQSTGDIKVIGGDDLSTLTGKNVLIVEDIIDTG KTMQTLLSLVKQYSPKMVKVASLLVKRTSRSVGYRPDFVGFEIPDKFVVGYALDYNEYFRNLNHVCVISE TGKAKYKA
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Advanced search 中選擇 organism 後輸入 E. coli 之全名,並加入搜尋
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E. coli 之 HPRT
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E. coli HPRT Sequense: >gi|71159395|sp|P0A9M2.1|HPRT_ECOLI RecName: Full=Hypoxanthine phosphoribosyltransferase; Short=HPRT MKHTVEVMIPEAEIKARIAELGRQITERYKDSGSDMVLVGLLRGSFMFMADLCREVQVSHEVDFMTASSY GSGMSTTRDVKILKDLDEDIRGKDVLIVEDIIDSGNTLSKVREILSLREPKSLAICTLLDKPSRREVNVP VEFIGFSIPDEFVVGYGIDYAQRYRHLPYIGKVILLDE
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