IS1249

  • Family IS256
  • Group IS1249
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
U21300 Y Corynebacterium xerosis
Corynebacterium urealyticum DSM 7109
Corynebacterium xerosis M82B plasmid pTP10
Corynebacterium jeikeium CJ21
Propionibacterium acnes
Corynebacterium striatum
Bifidobacterium thermophilum
DNA section
IS Length : 1385 bp

Ends


IR Length : 27/31

IRL : GGGTTAAGGGTCAAAAAGTGTGTCCGGAATCGCGGATTTTCACGGATTGA
IRR : GGGTTAAGGGTCAAAATGTGTGTCTGGCTCGGCGTGTCGCGGGGGTTAGA

Insertion site


Left flankDirect repeatRight flankDR Length
GGTTGAGCTGTGTAAACCCAAGTCCCTA8
TGTTGAAGAAGGTTTTGGCGTTCTGGGG8
GGGGTACCCAGAAAGATCCTCAAAAAGT8
NNNNNNNNNNGAAAGCCCNNNNNNNNNN8

DNA sequence

GGGTTAAGGGTCAAAAAGTGTGTCCGGAATCGCGGATTTTCACGGATTGACCTGTAGGTTTCCGGAAAGTATATGCTCCGGAAGCATATATCTAGCCCCC
GACGGGAAATCCTCGGTGTGGCAGCCGTGATGTGCTATGCGCGGCGTGGTGTGGTGTCGCAATGTCGAAGAACCAACCACGCTGCCACTGCGGCGGTGAA
ATGAAACGCAACGGCACCACCAGCAAAGGCACCACCAGATGGCGCTGCAAACAATGCGGCGCCTCCAGCGTCAAACGTCGAAACGACATCACCAACGCGG
CAGTGTTCACCCAGTTCATCGAGCATTGCACCACCGCAATATCACTCGACGACCTAGCCAAACGAAACGGTGTTAGCCGCGCCACCATGAAGCGGCGCTT
CAAGTGGTGCTGGCTCGTTGATGTGCCTGACCCCACCGCCGGCCACCACAAGCGGATCTACGACCAGGTATTTCTCGATGGCACCTACACCGCCGGTGGC
TGCCTGATCGTCGCGGCGACCATCGACCACGTGATCGCCTGGCACTGGTGCAAACACGAAACCACCCGCGACTACCAACTGCTGCTTGAACGCATCGAAG
CCCCACTCATCGCCGTCATCGACGGCGGCCAAGGCGCATACAGCGCAATCAAAAAGTGCTGGCCGACTACGAAAATTCAACGCTGCCTCGTCCACGCCCA
ACGCGTGGTCCGCCGCTACACCACCACCAACCCACGCACCGATGCCGGGCGCACCATCTACCGACTTGCGCTGAAACTGACCCGGATCACCACACTGGAT
GAAGCCGCCGCGTGGGGTGTGCAACTGCACGAGTTTTCAACGATCTACCGGGAATGGATGAACGAGAAAACCATGATCAAAGACCCCAAAACAGGTGCAT
GGACCCGCGTGTGGACCCACCACAACGTGCGCAAGGCCTACAACAGCCTCAACCATCTTTGGCGGTCCGAGATGCTGTTTGTCTACCTCAACCCGCCAGC
AGGAGTCCTTGCGCCCGAGCGGATCAAATCCACCACCAACAGCTTAGAAGGCGGCATCAACGCCCAGCTCAAACTGCTCGCCAGAACCCACCGCGGCAGA
TCAGGCGAACGACAACGCCGCATGCTGGATTGGTGGCTCTACTTAAAAACGGAACTGCCTGACGATCCAGTACGAATCGCCAGGCAGTCCGACTGGGGCC
AGGGCCAACTCGCCAAAGTATCCACCCTGACCCAAACCGAGAACCAAGCCGACCACGAAACAGGACGCCCAGCCCTCTACGACAACGCTATCGACACCGA
CTACACCCACTCAATCGGCATTCAAAAAGGCCAAATCTAACCCCCGCGACACGCCGAGCCAGACACACATTTTGACCCTTAACCC
Protein section
ORF number : 1

 

ORF 1
LengthBeginEndStrandFusion ORF
1209 bp402 aa1321340+No
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MLCAAWCGVAMSKNQPRCHCGGEMKRNGTTSKGTTRWRCKQCGASSVKRRNDITNAAVFTQFIEHCTTAISLDDLAKRNGVSRATMKRRFKWCWLVDVPD
PTAGHHKRIYDQVFLDGTYTAGGCLIVAATIDHVIAWHWCKHETTRDYQLLLERIEAPLIAVIDGGQGAYSAIKKCWPTTKIQRCLVHAQRVVRRYTTTN
PRTDAGRTIYRLALKLTRITTLDEAAAWGVQLHEFSTIYREWMNEKTMIKDPKTGAWTRVWTHHNVRKAYNSLNHLWRSEMLFVYLNPPAGVLAPERIKS
TTNSLEGGINAQLKLLARTHRGRSGERQRRMLDWWLYLKTELPDDPVRIARQSDWGQGQLAKVSTLTQTENQADHETGRPALYDNAIDTDYTHSIGIQKG
QI

 

Blast result :
Comments
Tn5432 (4,524 bp) consists of two identical copies of IS1249 flanking the erythromycin resistance gene ermCX (Tauch et al., 1995). IS1249 is the more distant member of the IS256 family. Although its IR fit well with those of the other members, its putative transposase (402 aa) displays similarities with that of the other family members in its central region only (residues 113-315). Moreover, this sub-domain is about 30-aa longer for IS1249, due to the presence of an "inserted" segment at around position 225.
99% aa similar to IS1249 of Corynebacterium jeikeium CJ21 (Accession number AF338705 ), position 338-339 there are GF instead of RI.
Additionnal accession number : AF411029 , Propionibacterium acnes , 99% aa similar to IS1249.
References