BBa_C0062 1 luxr luxR repressor/activator, (no LVA?) 2003-01-31T12:00:00Z 2015-08-31T04:07:23Z <em>V. fischeri</em> <genbank>AF170104</genbank> Released HQ 2013 In complex with HSL, LuxR binds to the Lux promoter, activating transcription from Pr <bb_part>BBa_R0062</bb_part>, and repressing transcription from Pl <bb_part>BBa_R0063</bb_part>. <p>The lux cassette of V. fischeri contains a left and a right promoter. The right promoter gives weak constitutive expression of downstream genes.This expression is up-regulated by the action of the Lux activator, LuxR complexed to HSL. Two molecules of LuxR protein form a complex with two molecules the signalling compound homoserine lactone (HSL). This complex binds to a palindromic site on the promoter, increasing the rate of transcription.</p> false true _1_ 0 24 7 In stock false <P> <P>2 silent point mutants were introduced in the coding sequence to remove internal XbaI and PstI sites. Mutation sites were chosen to replace codons commonly used in <em>E. coli</em> with codons used at a similar frequency. <P> true Vinay S Mahajan, Voichita D. Marinescu, Brian Chow, Alexander D Wissner-Gross and Peter Carr annotation7039 1 BBa_C0062 range7039 1 1 756 annotation1762 1 prefix range1762 1 1 2 annotation2213986 1 Help:Barcodes range2213986 1 757 781 annotation1766 1 luxR range1766 1 1 750 annotation1764 1 T range1764 1 174 174 annotation1765 1 A range1765 1 492 492 BBa_R0063 1 lux pL Promoter (luxR & HSL regulated -- lux pL)<br> 2003-01-31T12:00:00Z 2015-05-08T01:14:15Z <em>V. fischeri.</em> Released HQ 2013 The lux cassette of V. fischeri contains a left and a right promoter. The left promoter gives weak constitutive expression of downstream genes.This expression is down-regulated by the action of the Lux repressor, LuxR. Two molecules of LuxR protein form a complex with two molecules the signalling compound homoserine lactone (HSL). This complex binds to a palindromic site on the promoter, increasing the rate of transcription from Pr, repressing transcription from Pl</p> false true _1_ 0 24 7 In stock false <P> <P> This promoter is based on the Vibrio fischeri quorum sensing gene promoters. Two genes LuxI and LuxR and transcribed in opposite directions as shown below. The original sequence from which the parts <bb_part>BBa_R0062</bb_part> and <bb_part>BBa_R0063</bb_part> were derived is shown in the picture below.Includes most of Lux reulatory region, including the LuxR binding site which activates the right promoter. A putative LuxR autorepression binding site is also identified adjacent to the -10 site of the right promoter. This 2nd site has 55% identity with the first site. Putative inverted repeats (of size 18-27 bp) also exist between these two sites (not marked above), which may represent binding sites for other regulatory proteins. <p><img src="<bb_file>Image01.gif</bb_file>" width="614" height="362"><P>Unspecified. true Vinay S Mahajan, Voichita D. Marinescu, Brian Chow, Alexander D Wissner-Gross and Peter Carr annotation7071 1 BBa_R0063 range7071 1 1 151 annotation2054 1 start range2054 1 128 128 annotation2052 1 -10 range2052 1 115 122 annotation2055 1 Putative LuxR/HSL range2055 1 130 149 annotation2053 1 -35 range2053 1 89 94 annotation2051 1 LuxR/HSL range2051 1 1 20 BBa_C0061 1 luxI autoinducer synthetase for AHL 2003-01-31T12:00:00Z 2015-08-31T04:07:23Z <em>V. fischeri</em> <genbank>AF170104</genbank> Released HQ 2013 Synthesizes 3OC₆HSL, which binds to LuxR.</p> <p>The lux cassette of V. fischeri contains a left and a right promoter. The right promoter gives weak constitutive expression of downstream genes.This expression is up-regulated by the action of the Lux repressor, LuxR. Two molecules of LuxR protein form a complex with two molecules the signalling compound HSL. This complex binds to a palindromic site on the promoter, increasing the rate of transcription.</p> false false _1_ 0 24 7 In stock false <P> <P>An LVA tail (sequence: AANDENYALVA) was added to increase protein degradation. . <P> true Vinay S Mahajan, Voichita D. Marinescu, Brian Chow, Alexander D Wissner-Gross and Peter Carr annotation1760 1 LVA range1760 1 580 611 annotation7038 1 BBa_C0061 range7038 1 1 618 annotation1761 1 luxI range1761 1 1 579 annotation2213985 1 Help:Barcodes range2213985 1 619 643 BBa_R0062 1 lux pR Promoter (luxR & HSL regulated -- lux pR) 2003-01-31T12:00:00Z 2015-05-08T01:14:15Z <em>V. fischeri</em> Released HQ 2013 Promoter activated by LuxR in concert with HSL</p> <p>The lux cassette of V. fischeri contains a left and a right promoter. The right promoter gives weak constitutive expression of downstream genes.This expression is up-regulated by the action of the LuxR activator protein complexed with the autoinducer, 3-oxo-hexanoyl-HSL. Two molecules of LuxR protein form a complex with two molecules of the signalling compound homoserine lactone (HSL). This complex binds to a palindromic site on the promoter, increasing the rate of transcription. false true _1_ 0 24 7 In stock false <P> <P>This promoter is based on the <em>Vibrio fischeri </em>quorum sensing gene promoters. Two genes LuxI and LuxR and transcribed in opposite directions as shown below. The original sequence from which the parts <bb_part>BBa_R0062</bb_part> and <bb_part>BBa_R0063</bb_part> were derived is shown in the picture below. <p><img src="<bb_file>Image1.gif</bb_file>" width="614" height="362"><P> true Vinay S Mahajan, Voichita D. Marinescu, Brian Chow, Alexander D Wissner-Gross and Peter Carr annotation2045 1 LuxR/HSL range2045 1 1 20 annotation2047 1 -10 range2047 1 42 47 annotation2048 1 start range2048 1 53 53 annotation2046 1 -35 range2046 1 20 25 annotation7070 1 BBa_R0062 range7070 1 1 55 BBa_K1072001 1 BBa_K1072001 NADH Dehydrogenase Coding Region 2013-08-31T11:00:00Z 2015-05-08T01:09:01Z - BBa_K1072001 is the coding region of NADH dehydrogenase which is an enzyme following chemical reaction: NADH + H+ + acceptor \rightleftharpoons NAD+ + reduced acceptor false false _1381_ 0 16002 9 In stock true - false Yichong wang, Zhiwei li, Xihao liao and Junjie zhang annotation2334326 1 Ndh coding region range2334326 1 1 1305 BBa_E0040 1 GFP green fluorescent protein derived from jellyfish Aequeora victoria wild-type GFP (SwissProt: P42212 2004-09-29T11:00:00Z 2016-01-26T02:09:38Z Released HQ 2013 GFP (mut3b) [note that this part does not have a barcode] false true _11_1_ 4206 61 7 In stock false true jcbraff annotation1934520 1 GFP protein range1934520 1 1 720 BBa_B0034 1 BBa_B0034 RBS (Elowitz 1999) -- defines RBS efficiency 2003-01-31T12:00:00Z 2015-08-31T04:07:20Z Released HQ 2013 RBS based on Elowitz repressilator. false true _1_ 0 24 7 In stock false Varies from -6 to +1 region from original sequence to accomodate BioBricks suffix. <p>No secondary structures are formed in the given RBS region. Users should check for secondary structures induced in the RBS by upstream and downstream elements in the +50 to -50 region, as such structures will greatly affect the strength of the RBS. Contact info for this part: <a href="mailto:(bchow@media.mit.edu)">Brian Chow</a> true Vinay S Mahajan, Voichita D. Marinescu, Brian Chow, Alexander D Wissner-Gross and Peter Carr IAP, 2003. annotation23325 1 conserved range23325 1 5 8 BBa_K1072022 1 BBa_K1072022 Lux pI+RBS+LuxR+2TM+Lux pR+RBS+LuxI+2TM+Lux pR+RBS+GFP+2TM+Lux pR+RBS+Ndh+2TM 2013-09-07T11:00:00Z 2015-05-08T01:09:01Z - - false false _1381_ 0 16002 9 It's complicated true - false Yichong wang, Ruichen and Junjie zhang component2336226 1 BBa_B0034 component2336221 1 BBa_R0062 component2336241 1 BBa_B0034 component2336228 1 BBa_E0040 component2336193 1 BBa_C0062 component2336184 1 BBa_R0063 component2336229 1 BBa_B0010 component2336236 1 BBa_R0062 component2336246 1 BBa_B0012 component2336243 1 BBa_K1072001 component2336197 1 BBa_B0010 component2336204 1 BBa_R0062 component2336190 1 BBa_B0034 component2336209 1 BBa_B0034 component2336211 1 BBa_C0061 component2336231 1 BBa_B0012 component2336214 1 BBa_B0010 component2336199 1 BBa_B0012 component2336244 1 BBa_B0010 component2336216 1 BBa_B0012 annotation2336231 1 BBa_B0012 range2336231 1 2870 2910 annotation2336199 1 BBa_B0012 range2336199 1 1055 1095 annotation2336184 1 BBa_R0063 range2336184 1 1 151 annotation2336243 1 BBa_K1072001 range2336243 1 3002 4306 annotation2336214 1 BBa_B0010 range2336214 1 1836 1915 annotation2336211 1 BBa_C0061 range2336211 1 1185 1802 annotation2336228 1 BBa_E0040 range2336228 1 2054 2773 annotation2336221 1 BBa_R0062 range2336221 1 1973 2027 annotation2336229 1 BBa_B0010 range2336229 1 2782 2861 annotation2336197 1 BBa_B0010 range2336197 1 967 1046 annotation2336246 1 BBa_B0012 range2336246 1 4403 4443 annotation2336244 1 BBa_B0010 range2336244 1 4315 4394 annotation2336241 1 BBa_B0034 range2336241 1 2982 2993 annotation2336190 1 BBa_B0034 range2336190 1 160 171 annotation2336209 1 BBa_B0034 range2336209 1 1167 1178 annotation2336236 1 BBa_R0062 range2336236 1 2919 2973 annotation2336204 1 BBa_R0062 range2336204 1 1104 1158 annotation2336226 1 BBa_B0034 range2336226 1 2036 2047 annotation2336216 1 BBa_B0012 range2336216 1 1924 1964 annotation2336193 1 BBa_C0062 range2336193 1 178 933 BBa_B0012 1 BBa_B0012 TE from coliphageT7 2003-01-31T12:00:00Z 2015-08-31T04:07:20Z Derived from the TE terminator of T7 bacteriophage between Genes 1.3 and 1.4 <genbank>V01146</genbank>. Released HQ 2013 Transcription terminator for the <i>E.coli</i> RNA polymerase. false false _1_ 0 24 7 In stock false <P> <P>Suggested by Sri Kosuri and Drew Endy as a high efficiency terminator. The 5' end cutoff was placed immediately after the TAA stop codon and the 3' end cutoff was placed just prior to the RBS of Gene 1.4 (before AAGGAG).<P> Use anywhere transcription should be stopped when the gene of interest is upstream of this terminator. false Reshma Shetty annotation1687 1 stop range1687 1 34 34 annotation1690 1 polya range1690 1 28 41 annotation1686 1 T7 TE range1686 1 8 27 annotation7020 1 BBa_B0012 range7020 1 1 41 BBa_B0010 1 BBa_B0010 T1 from E. coli rrnB 2003-11-19T12:00:00Z 2015-08-31T04:07:20Z Transcriptional terminator consisting of a 64 bp stem-loop. false false _1_ 0 24 7 In stock false true Randy Rettberg annotation4184 1 stem_loop range4184 1 12 55 annotation7018 1 BBa_B0010 range7018 1 1 80 BBa_B0010_sequence 1 ccaggcatcaaataaaacgaaaggctcagtcgaaagactgggcctttcgttttatctgttgtttgtcggtgaacgctctc BBa_R0063_sequence 1 acctgtacgatcctacaggtgcttatgttaagtaattgtattcccagcgatacaatagtgtgacaaaaatccaatttattagaatcaaatgtcaatccattaccgttttaatgatatataacacgcaaaacttgcgacaaacaataggtaa BBa_C0061_sequence 1 atgactataatgataaaaaaatcggattttttggcaattccatcggaggagtataaaggtattctaagtcttcgttatcaagtgtttaagcaaagacttgagtgggacttagttgtagaaaataaccttgaatcagatgagtatgataactcaaatgcagaatatatttatgcttgtgatgatactgaaaatgtaagtggatgctggcgtttattacctacaacaggtgattatatgctgaaaagtgtttttcctgaattgcttggtcaacagagtgctcccaaagatcctaatatagtcgaattaagtcgttttgctgtaggtaaaaatagctcaaagataaataactctgctagtgaaattacaatgaaactatttgaagctatatataaacacgctgttagtcaaggtattacagaatatgtaacagtaacatcaacagcaatagagcgatttttaaagcgtattaaagttccttgtcatcgtattggagacaaagaaattcatgtattaggtgatactaaatcggttgtattgtctatgcctattaatgaacagtttaaaaaagcagtcttaaatgctgcaaacgacgaaaactacgctttagtagcttaataactctgatagtgctagtgtagatctc BBa_R0062_sequence 1 acctgtaggatcgtacaggtttacgcaagaaaatggtttgttatagtcgaataaa BBa_K1072022_sequence 1 acctgtacgatcctacaggtgcttatgttaagtaattgtattcccagcgatacaatagtgtgacaaaaatccaatttattagaatcaaatgtcaatccattaccgttttaatgatatataacacgcaaaacttgcgacaaacaataggtaatactagagaaagaggagaaatactagatgaaaaacataaatgccgacgacacatacagaataattaataaaattaaagcttgtagaagcaataatgatattaatcaatgcttatctgatatgactaaaatggtacattgtgaatattatttactcgcgatcatttatcctcattctatggttaaatctgatatttcaatcctagataattaccctaaaaaatggaggcaatattatgatgacgctaatttaataaaatatgatcctatagtagattattctaactccaatcattcaccaattaattggaatatatttgaaaacaatgctgtaaataaaaaatctccaaatgtaattaaagaagcgaaaacatcaggtcttatcactgggtttagtttccctattcatacggctaacaatggcttcggaatgcttagttttgcacattcagaaaaagacaactatatagatagtttatttttacatgcgtgtatgaacataccattaattgttccttctctagttgataattatcgaaaaataaatatagcaaataataaatcaaacaacgatttaaccaaaagagaaaaagaatgtttagcgtgggcatgcgaaggaaaaagctcttgggatatttcaaaaatattaggttgcagtgagcgtactgtcactttccatttaaccaatgcgcaaatgaaactcaatacaacaaaccgctgccaaagtatttctaaagcaattttaacaggagcaattgattgcccatactttaaaaattaataacactgatagtgctagtgtagatcactactagagccaggcatcaaataaaacgaaaggctcagtcgaaagactgggcctttcgttttatctgttgtttgtcggtgaacgctctctactagagtcacactggctcaccttcgggtgggcctttctgcgtttatatactagagacctgtaggatcgtacaggtttacgcaagaaaatggtttgttatagtcgaataaatactagagaaagaggagaaatactagatgactataatgataaaaaaatcggattttttggcaattccatcggaggagtataaaggtattctaagtcttcgttatcaagtgtttaagcaaagacttgagtgggacttagttgtagaaaataaccttgaatcagatgagtatgataactcaaatgcagaatatatttatgcttgtgatgatactgaaaatgtaagtggatgctggcgtttattacctacaacaggtgattatatgctgaaaagtgtttttcctgaattgcttggtcaacagagtgctcccaaagatcctaatatagtcgaattaagtcgttttgctgtaggtaaaaatagctcaaagataaataactctgctagtgaaattacaatgaaactatttgaagctatatataaacacgctgttagtcaaggtattacagaatatgtaacagtaacatcaacagcaatagagcgatttttaaagcgtattaaagttccttgtcatcgtattggagacaaagaaattcatgtattaggtgatactaaatcggttgtattgtctatgcctattaatgaacagtttaaaaaagcagtcttaaatgctgcaaacgacgaaaactacgctttagtagcttaataactctgatagtgctagtgtagatctctactagagccaggcatcaaataaaacgaaaggctcagtcgaaagactgggcctttcgttttatctgttgtttgtcggtgaacgctctctactagagtcacactggctcaccttcgggtgggcctttctgcgtttatatactagagacctgtaggatcgtacaggtttacgcaagaaaatggtttgttatagtcgaataaatactagagaaagaggagaaatactagatgcgtaaaggagaagaacttttcactggagttgtcccaattcttgttgaattagatggtgatgttaatgggcacaaattttctgtcagtggagagggtgaaggtgatgcaacatacggaaaacttacccttaaatttatttgcactactggaaaactacctgttccatggccaacacttgtcactactttcggttatggtgttcaatgctttgcgagatacccagatcatatgaaacagcatgactttttcaagagtgccatgcccgaaggttatgtacaggaaagaactatatttttcaaagatgacgggaactacaagacacgtgctgaagtcaagtttgaaggtgatacccttgttaatagaatcgagttaaaaggtattgattttaaagaagatggaaacattcttggacacaaattggaatacaactataactcacacaatgtatacatcatggcagacaaacaaaagaatggaatcaaagttaacttcaaaattagacacaacattgaagatggaagcgttcaactagcagaccattatcaacaaaatactccaattggcgatggccctgtccttttaccagacaaccattacctgtccacacaatctgccctttcgaaagatcccaacgaaaagagagaccacatggtccttcttgagtttgtaacagctgctgggattacacatggcatggatgaactatacaaataataatactagagccaggcatcaaataaaacgaaaggctcagtcgaaagactgggcctttcgttttatctgttgtttgtcggtgaacgctctctactagagtcacactggctcaccttcgggtgggcctttctgcgtttatatactagagacctgtaggatcgtacaggtttacgcaagaaaatggtttgttatagtcgaataaatactagagaaagaggagaaatactagagttgactacgccattgaaaaagattgtgattgtcggcggcggtgctggtgggctggaaatggcaacacagctggggcataagctgggacgcaagaaaaaagccaaaattacgctggtcgatcgtaaccacagccacctgtggaaaccgctgctgcacgaagtggcgactggctcgcttgatgaaggcgtcgatgcgttgagctatctggcccatgcgcgcaatcatggtttccagttccagctgggttccgtcattgatattgatcgtgaagcgaaaacaatcactattgcagaactgcgcgacgagaaaggtgaactgctggttccggaacgtaaaatcgcctatgacaccctggtaatggcgctgggtagcacctctaacgatttcaatacgccaggtgtcaaagagaactgcattttcctcgataacccgcaccaggcgcgtcgcttccaccaggagatgctgaatttgttcctgaaatactccgccaacctgggcgcgaatggcaaagtgaacattgcgattgtcggcggcggcgcgacgggtgtagaactctccgctgaattgcacaacgcggtcaagcaactgcacagctacggttacaaaggcctgaccaacgaagccctgaacgtaacgctggtagaagcgggagaacgtattttgcctgcgttaccgccacgtatctctgctgcggcccacaacgagctaacgaaacttggcgttcgcgtgctgacgcaaaccatggtcaccagtgctgatgaaggcggcctgcacactaaagatggcgaatatattgaggctgatctgatggtatgggcagccgggatcaaagcgccagacttcctgaaagatatcggtggtcttgaaactaaccgtatcaaccagctggtggtggaaccgacgctgcaaaccacccgcgatccagacatttacgctattggcgactgcgcgtcatgcccgcgtccggaagggggctttgttccgccgcgtgctcaggctgcacaccagatggcgacttgcgcaatgaacaacattctggcgcagatgaacggtaagccgctgaaaaattatcagtataaagatcatggttcgctggtatcgctgtcgaacttctccaccgtcggtagcctgatgggtaacctgacgcgcggctcaatgatgattgaaggacgaattgcgcgctttgtatatatctcgctataccgaatgcatcagattgcgctgcatggttactttaaaaccggattaatgatgctggtggggagtattaaccgcgttatccgtccgcgtttgaagttgcattaatactagagccaggcatcaaataaaacgaaaggctcagtcgaaagactgggcctttcgttttatctgttgtttgtcggtgaacgctctctactagagtcacactggctcaccttcgggtgggcctttctgcgtttata BBa_B0034_sequence 1 aaagaggagaaa BBa_K1072001_sequence 1 ttgactacgccattgaaaaagattgtgattgtcggcggcggtgctggtgggctggaaatggcaacacagctggggcataagctgggacgcaagaaaaaagccaaaattacgctggtcgatcgtaaccacagccacctgtggaaaccgctgctgcacgaagtggcgactggctcgcttgatgaaggcgtcgatgcgttgagctatctggcccatgcgcgcaatcatggtttccagttccagctgggttccgtcattgatattgatcgtgaagcgaaaacaatcactattgcagaactgcgcgacgagaaaggtgaactgctggttccggaacgtaaaatcgcctatgacaccctggtaatggcgctgggtagcacctctaacgatttcaatacgccaggtgtcaaagagaactgcattttcctcgataacccgcaccaggcgcgtcgcttccaccaggagatgctgaatttgttcctgaaatactccgccaacctgggcgcgaatggcaaagtgaacattgcgattgtcggcggcggcgcgacgggtgtagaactctccgctgaattgcacaacgcggtcaagcaactgcacagctacggttacaaaggcctgaccaacgaagccctgaacgtaacgctggtagaagcgggagaacgtattttgcctgcgttaccgccacgtatctctgctgcggcccacaacgagctaacgaaacttggcgttcgcgtgctgacgcaaaccatggtcaccagtgctgatgaaggcggcctgcacactaaagatggcgaatatattgaggctgatctgatggtatgggcagccgggatcaaagcgccagacttcctgaaagatatcggtggtcttgaaactaaccgtatcaaccagctggtggtggaaccgacgctgcaaaccacccgcgatccagacatttacgctattggcgactgcgcgtcatgcccgcgtccggaagggggctttgttccgccgcgtgctcaggctgcacaccagatggcgacttgcgcaatgaacaacattctggcgcagatgaacggtaagccgctgaaaaattatcagtataaagatcatggttcgctggtatcgctgtcgaacttctccaccgtcggtagcctgatgggtaacctgacgcgcggctcaatgatgattgaaggacgaattgcgcgctttgtatatatctcgctataccgaatgcatcagattgcgctgcatggttactttaaaaccggattaatgatgctggtggggagtattaaccgcgttatccgtccgcgtttgaagttgcattaa BBa_E0040_sequence 1 atgcgtaaaggagaagaacttttcactggagttgtcccaattcttgttgaattagatggtgatgttaatgggcacaaattttctgtcagtggagagggtgaaggtgatgcaacatacggaaaacttacccttaaatttatttgcactactggaaaactacctgttccatggccaacacttgtcactactttcggttatggtgttcaatgctttgcgagatacccagatcatatgaaacagcatgactttttcaagagtgccatgcccgaaggttatgtacaggaaagaactatatttttcaaagatgacgggaactacaagacacgtgctgaagtcaagtttgaaggtgatacccttgttaatagaatcgagttaaaaggtattgattttaaagaagatggaaacattcttggacacaaattggaatacaactataactcacacaatgtatacatcatggcagacaaacaaaagaatggaatcaaagttaacttcaaaattagacacaacattgaagatggaagcgttcaactagcagaccattatcaacaaaatactccaattggcgatggccctgtccttttaccagacaaccattacctgtccacacaatctgccctttcgaaagatcccaacgaaaagagagaccacatggtccttcttgagtttgtaacagctgctgggattacacatggcatggatgaactatacaaataataa BBa_B0012_sequence 1 tcacactggctcaccttcgggtgggcctttctgcgtttata BBa_C0062_sequence 1 atgaaaaacataaatgccgacgacacatacagaataattaataaaattaaagcttgtagaagcaataatgatattaatcaatgcttatctgatatgactaaaatggtacattgtgaatattatttactcgcgatcatttatcctcattctatggttaaatctgatatttcaatcctagataattaccctaaaaaatggaggcaatattatgatgacgctaatttaataaaatatgatcctatagtagattattctaactccaatcattcaccaattaattggaatatatttgaaaacaatgctgtaaataaaaaatctccaaatgtaattaaagaagcgaaaacatcaggtcttatcactgggtttagtttccctattcatacggctaacaatggcttcggaatgcttagttttgcacattcagaaaaagacaactatatagatagtttatttttacatgcgtgtatgaacataccattaattgttccttctctagttgataattatcgaaaaataaatatagcaaataataaatcaaacaacgatttaaccaaaagagaaaaagaatgtttagcgtgggcatgcgaaggaaaaagctcttgggatatttcaaaaatattaggttgcagtgagcgtactgtcactttccatttaaccaatgcgcaaatgaaactcaatacaacaaaccgctgccaaagtatttctaaagcaattttaacaggagcaattgattgcccatactttaaaaattaataacactgatagtgctagtgtagatcac igem2sbol 1 iGEM to SBOL conversion Conversion of the iGEM parts registry to SBOL2.1 James Alastair McLaughlin Chris J. Myers 2017-03-06T15:00:00.000Z