ISGvi3

  • Family IS4
  • Group IS4Sa
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
NC_005125 ND Gloeobacter violaceus
Gloeobacter violaceus PCC 7421
DNA section
IS Length : 1160 bp

Ends


IR Length : 13/14

IRL : CAGAAGTGTTGAATGTCAGGAATTGATCCTACAAAAACAGCTCGAAGTCG
IRR : CAGAAATGTTGAATCAATGGACATATGTACACGCTCTGGGCAGCCGCGCT

Insertion site


Left flankDirect repeatRight flankDR Length
GACGCAGGAACATTTGGACATGGAAGAGG9
TGGTGGACACATATTCCAGGTATTCGGGT9
GCAGAAACAGCCAAAATGCCTCTCGACAT9
CAAGGTTCATATCCGGAATGCGCTGCAGC9
CTGTCCATCCGTGTTGGGGG0

DNA sequence

CAGAAGTGTTGAATGTCAGGAATTGATCCTACAAAAACAGCTCGAAGTCGTGTAAACTTCGAGCTGTGTTCAATTTCATTATGTTGAGACAATGCTACTC
GATTTTCCGCAACTTGTCAAAACCGCTCTGTCTTCCTTGCCCAATGATGATTTTCCTGTTCTCGATTCCAGGCTCTTTTTCAGTTGCTGGCTTGCCCTGG
TGATGGACAAAAGTACCGTCAGCATGCGGGACCTCTTCAAACGCGTCAACCACACTGGCATCCCCGTCGATATCTCCACTTTTTCCAAAGCCTGCAAGTC
CCGCTCTCTCCAAATCTTCGAGCAGTTGTATCAGGCCTTGCTGGTCCGGGTCAGGCGAGAACTGCCCGCTAAAAAACTACATCCTTGCCCAATTGACTCG
ACGGTAGTCGGCTTGACAAGCAAATTGCTATGGGCACAAGACTATCACCAGGTCAAACTGCTCACCTGCCTTGAACACGGCAGCGGCGCCACCGAGGGTA
GCCTGATCAACTTTGGCTACGACCACGATTCCAACTTCGTAAATGATATGCTTGAAGCGATTCCTGAAAATGGCGTAGGTATATTCGACCGGGGCTTTGC
AGGACTGGAATATCTAAAAAATGCCCAGGCATCAAGCAAATATTTTTTAATGCGCATCCCGAGCAATTACAAGCTCACCTTCGAGGGCAATGCTGGCCAG
ATGCGGGTGGGAACGGGCAAAGAGTCCGGGGTGTATCGGGTGGTCAACTTCTGCGATATCGAGAACCGGGCTGAGTATCGATTGGTCACCAATTTGCCTG
CCGAAGGCGAATGGTTAGTCAGGGACGAGGAGGTGATGGAACTGTACCGTCAACGCTGGCAAATAGAGCTGTTATGGAAGTTTCTGAAAATGCATTTGAA
GCTGAAGCGGCTGATGACAAAAAATGAGAATGGTATCCGGATGCAGCTCTACATCACCCTGATTGCCCACCTGTTGCTGGAACTGGTGAGCGTGCCGAAG
ATTTGGGGGAGCCAACGGTTGGATAAGTTGCGCTACTTGCAATGTTGTATGTGCCAAGAAATCAGTTATGTGCATTGGCTAGGAAAATTACTCGGTAGCC
AGAGGCGTAGAGCGCGGCTGCCCAGAGCGTGTACATATGTCCATTGATTCAACATTTCTG
Protein section
ORF number : 1

 

ORF 1
LengthBeginEndStrandFusion ORF
1053 bp351 aa921144+No
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MLLDFPQLVKTALSSLPNDDFPVLDSRLFFSCWLALVMDKSTVSMRDLFKRVNHTGIPVDISTFSKACKSRSLQIFEQLYQALLVRVRRELPAKKLHPCP
IDSTVVGLTSKLLWAQDYHQVKLLTCLEHGSGATEGSLINFGYDHDSNFVNDMLEAIPENGVGIFDRGFAGLEYLKNAQASSKYFLMRIPSNYKLTFEGN
AGQMRVGTGKESGVYRVVNFCDIENRAEYRLVTNLPAEGEWLVRDEEVMELYRQRWQIELLWKFLKMHLKLKRLMTKNENGIRMQLYITLIAHLLLELVS
VPKIWGSQRLDKLRYLQCCMCQEISYVHWLGKLLGSQRRRARLPRACTYVH

 

Blast result :
Comments
ISGvi3 is 68% aa similar to IS4Sa. ISGvi3 was found by screening completely sequenced genomes for sequences homologous to the IS4Sa transposase using BLASTP. Multiple sequence alignments revealed a conserved DDE motif : D(N2)-63-D(N3)-92-E(C1). The copy number on the Gloeobacter violaceus PCC 7421 chromosome is 5.
References
1] De Palmenaer D, Siguier P, Mahillon J (2008) BMC Evol Biol , 8(1):18
2] Nakamura,Y., Kaneko,T., Sato,S., Mimuro,M., Miyashita,H., Tsuchiya,T., Sasamoto,S., Watanabe,A., Kawashima,K., Kishida,Y., Kiyokawa,C., Kohara,M., Matsumoto,M., Matsuno,A., Nakazaki,N., Shimpo,S., Takeuchi,C., Yamada,M. and Tabata,S.(2003)DNA Res. 10 (4), 181-201