ISPfl1

  • Family IS110
  • Group IS1111
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
ND Pseudomonas fluorescens
Pseudomonas fluorescens Pf0-1
DNA section
IS Length : 1342 bp

Ends


IR Length : 12

IRL : taatgagATGGTCAGCCCAGTACGGGAACCCCGCTAAATCTAAACTTATC
IRR : ----tgtATGGTCAGCCCATCTCCTGCAATCACGAGCGATGAACGGTAAA

Insertion site


Left flankDirect repeatRight flankDR Length

DNA sequence

TAATGAGATGGTCAGCCCAGTACGGGAACCCCGCTAAATCTAAACTTATCGGGGTTCTCACTGACTTGCGGAGACCTCTCATGGACACCTTGAACTTGCT
CGGCCTGGATATTGGGAAAAGCACCTTTCATCTTGTAGGGCACGACGTTAAAGGCAAGGAAGTGTTGCGCAAGAAATTCAATCGCAACCGCTTGCTCGAG
TTCGCAGCAAGGCTGAAGCCCTGCACCATAGCGATGGAGTCTTGTGGCGGTTCACACTGGCTTGCCAGAAAGCTCTTGTCTTTCGGTCATCAAGTGAAAT
TGATTGCGCCGCAGCATGTAAAACCTTACGTCACCGGCAACAAGAACGACTACATCGACGCTGAGGCAATTTGCGAAGCCGCATCTCGCCCTAAAACACG
TTACGTCGCCATCAAAACCGTTGAACAGCAGGTGCTATCAACCCAGCACCGCCTTCGTGAGGCGTTGGTAGGACACCGTACTCAAACGATCAATCGCATT
CACGGGTTCTTGCTTGAGTTCGGGATCGAACTGCCTGCAACAAAAGCGGCTATGAATCAAGTTCATCAAATTCTGGATGACCCTGCCGCCGAGTTACCGC
AACAGCTGAAGTCTTTTATTGAACATCTACTGGAAGAGATGAAGCGGCTCAACGACGAGATTAAGGCGATTGACCGGAGTATCAAGGAGCAAGTGGACAC
TGATGACGCGGGAACACGCCTGATGAGCATCCCCGGCATCGGCCCGATCATCGCTAGCGCGCTGCTGGCCGACGTCGGCGACGCTTCCAATTTTCACTCA
TCGCGAGACTTCGCCGCTTCGCTGGGACTGGTGCCAAGGCAATATTCAACAGGCGACCAAACCGTCCTTTTGAACATCAGCAAGCGTGGTGATAAATACC
TTCGAAAGCTTATGATTCAAGGCTCGCGTGCAGTTCTGGTGCACATAGATAAACGTACCGATGCTTTGGGAACCTGGTGCAGAGACCTGCTGATACGAAA
GCACCCGAATAAAGTCGCCTGCGCTTTGGCCAATAAATTGGCAAGGATCGTATGGGCTGTTTTAGCTCGCGGAGGTAGCTACAACGCACAATCCATGGCT
TGACCGAAATTCACTACCGGCTTTTGCGACGACAAGATGATGACGATAAACAGCTCAACTCCTGCTTGAAAACCTGGCAAACGAATCAGCTTTCGAGGCT
GGCACCCTTTTCAAGGACAGGCAGGAGCGACTACTCATCAAGGGCCAGGTGGCAACACTGCCGACCATGAGCCCGGATACATTAGCGCAAGCATGCTTTA
CCGTTCATCGCTCGTGATTGCAGGAGATGGGCTGACCATACA
Protein section
ORF number : 1

 

ORF 1
LengthBeginEndStrandFusion ORF
1023 bp340 aa811103+No
ORF function : Transposase
Chemistry : DEDD

ORF sequence :

MDTLNLLGLDIGKSTFHLVGHDVKGKEVLRKKFNRNRLLEFAARLKPCTIAMESCGGSHWLARKLLSFGHQVKLIAPQHVKPYVTGNKNDYIDAEAICEA
ASRPKTRYVAIKTVEQQVLSTQHRLREALVGHRTQTINRIHGFLLEFGIELPATKAAMNQVHQILDDPAAELPQQLKSFIEHLLEEMKRLNDEIKAIDRS
IKEQVDTDDAGTRLMSIPGIGPIIASALLADVGDASNFHSSRDFAASLGLVPRQYSTGDQTVLLNISKRGDKYLRKLMIQGSRAVLVHIDKRTDALGTWC
RDLLIRKHPNKVACALANKLARIVWAVLARGGSYNAQSMA

 

Blast result :
Comments
The IR of this IS are not at its termini. In the IS sequence as given 7 nt separate IRl from the left-hand end of the element and 3 nt separate IRr from the right-hand end. The first residue of the sequence may in fact belong as the final residue, giving 6 nt on the left and 4 on the right.

The transposase protein is 72% identical to that of ISPsy7 and 40% identical to that of IS1111.

By analogy with IS4321, ISPfl1 may exist in a circular form in which a -10 region created by the abutted terminal sequences and a -35 region located just inside the right-hand end of the element are correctly spaced to form a promoter.
References
1] US Department of Energy Joint Genome Institute http://jgi.doe.gov/JGI_microbial/html/
2] Partridge and Hall (2003) J. Bacteriol. 185, 6371-6384