ISMca2

  • Family IS3
  • Group IS3
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
NC_002977 ND Methylococcus capsulatus
Methylococcus capsulatus Bath
DNA section
IS Length : 1308 bp

Ends


IR Length : 26/34

IRL : TGACCCTGCCCCTGCAAAGTGGAGTGCTTAGCCCTTGTTGAAAATGTCGA
IRR : TGACCTTGCCCCTGTTTCGTGGAGTTCTCAACCCCCGGCTCACGCGGCAT

Insertion site


Left flankDirect repeatRight flankDR Length

DNA sequence

TGACCCTGCCCCTGCAAAGTGGAGTGCTTAGCCCTTGTTGAAAATGTCGACAAGGACAGAAGCGATGAGTGACAAGCAGGTGCGTGCGCAGTACACGCGG
GAGTTCAAGCTGGAGGCGGTGCGGCAGGTGCGCGCCGGGCAGGCGATTGCGGGGGTGGCGAAGGTCCTGGGCATCCCCAAGGCCAGCCTGGGCAACGGGG
TGCGGCTGGCTGCCAAGGGCGCACTTGGCGGTTCGGGTGGTTCGGACAAAGCCGATCGGGTCTCGCCCGAGCAGATGGAAATCGCCCGGCTGCGGGCAGA
GGTGGCGCGGCTGCGCATGGAGCGCGACATCGCAAAAAAAGCCGCGGCGTACTTCGCGCAGGACACGCTGCGCGGTACGCCTGGATTGACCCAATGAAGC
GCCGCTACCCGGTGAGCGTCTCCTGCGAGGTGCTGCAAGTCAGCGCCAGCGGGTATTTCAACTGGCTGCGCCGGCAAGAGGATGGACAGGGCCGCAGCGA
CCCTACCCAACGTCACAGCGACGAAGCCCTGCTGGCGCACATCCGCGCCATCCACGCCGAGGTCAAGGGCGAATACGGCTGGCCGCGCATGCACAAAGAA
CTTGTGGCCCGCGGCATCCGGGTGGGCAAGGAGCGGGTGCGCCGGCTCATGCAGCAGCATGGCATCCACGCCAGGAACAAGCCCAAGTTTGTGGTGACCA
CCGACAGCCGCCACAGCCTGCCGGTGGCGCCCGACCTGGTGCAGCGGCGCTTCAATCCTGAGGCGCCCCATCGGCTCTGGAGCGGCGACATCACCTACAT
CGCCACCGACGAAGGCTGGCTGTACCTGGCTGCGGTCATCGACCTCTTTGGCCGCCAGGTGGTGGGCTGGAGCCTGCAGGAGCGCATGCACACGGCCCTG
GTCAAGGATGCCCTGGCCATGGCGTGGTGGCGCCGCCGCCCGCCGCCTGGCCTGATCTTCCACAGCGACCGGGGCAGCCAATACGGCAGCCATGAGTTCC
AGCAGGCCCTGCGGGACTGGGGCATGCGCTCATCGATGAGCCGAAAGGGCAACTGCTGGGACAATGCCCCGACCGAGAGCTTTTGGGGGCGGCTGAAGAC
GGCCAGCGTGCACGGGCACCAGTTTGCCACCCGCGAGCAGGCCCGGCAGGCGGTGCTGGACTGGGTGGCTTTCTACAATCACCGCCGGCTGCACTCGTCG
CTGGGCTATCTCAGCCCGATGCAGTTCGAGCAACGCTGGTACGAGGCACAGCGCAAAAATGCCGCGTGAGCCGGGGGTTGAGAACTCCACGAAACAGGGG
CAAGGTCA
Recoding section
  • Recoding by frameshift
  • Frame
  • Type
  • Experimentally demonstrated

Stimulators :

  • Shine-Dalgarno sequence :
  • Secondary structure :

Recoding motif :

Protein section
ORF number : 3

 

ORF 1
LengthBeginEndStrandFusion ORF
333 bp110 aa65397+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MSDKQVRAQYTREFKLEAVRQVRAGQAIAGVAKVLGIPKASLGNGVRLAAKGALGGSGGSDKADRVSPEQMEIARLRAEVARLRMERDIAKKAAAYFAQD
TLRGTPGLTQ

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
876 bp291 aa3941269+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

MKRRYPVSVSCEVLQVSASGYFNWLRRQEDGQGRSDPTQRHSDEALLAHIRAIHAEVKGEYGWPRMHKELVARGIRVGKERVRRLMQQHGIHARNKPKFV
VTTDSRHSLPVAPDLVQRRFNPEAPHRLWSGDITYIATDEGWLYLAAVIDLFGRQVVGWSLQERMHTALVKDALAMAWWRRRPPPGLIFHSDRGSQYGSH
EFQQALRDWGMRSSMSRKGNCWDNAPTESFWGRLKTASVHGHQFATREQARQAVLDWVAFYNHRRLHSSLGYLSPMQFEQRWYEAQRKNAA

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1205 bp401 aa651269+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MSDKQVRAQYTREFKLEAVRQVRAGQAIAGVAKVLGIPKASLGNGVRLAAKGALGGSGGSDKADRVSPEQMEIARLRAEVARLRMERDIAKKSRGVLRAG
HAARYAWIDPMKRRYPVSVSCEVLQVSASGYFNWLRRQEDGQGRSDPTQRHSDEALLAHIRAIHAEVKGEYGWPRMHKELVARGIRVGKERVRRLMQQHG
IHARNKPKFVVTTDSRHSLPVAPDLVQRRFNPEAPHRLWSGDITYIATDEGWLYLAAVIDLFGRQVVGWSLQERMHTALVKDALAMAWWRRRPPPGLIFH
SDRGSQYGSHEFQQALRDWGMRSSMSRKGNCWDNAPTESFWGRLKTASVHGHQFATREQARQAVLDWVAFYNHRRLHSSLGYLSPMQFEQRWYEAQRKNA
A

 

Blast result :
Comments
There are 2 copies of ISMca2 in this strain. The sequence of IR-left varies between the 2 copies.
ISMca2 is 89% (ORFA) and 91% (ORFB) aa similar to ISCte2 . The thir ORF is a putative ORFAB transposase reconstructed in silico by possible -1 frameshift.
References
1] Ward,N., Larsen,O., Sakwa,J., Bruseth,L., Khouri,H., Durkin,A.S., Dimitrov,G., Jiang,L., Scanlan,D., Kang,K.H., Lewis,M., Nelson,K.E., Methe,B., Wu,M., Heidelberg,J.F., Paulsen,I.T., Fouts,D., Ravel,J., Tettelin,H., Ren,Q., Read,T., DeBoy,R.T., Seshadri,R., Salzberg,S.L., Jensen,H.B., Birkeland,N.K., Nelson,W.C., Dodson,R.J., Grindhaug,S.H., Holt,I., Eidhammer,I., Jonasen,I., Vanaken,S., Utterback,T., Feldblyum,T.V., Fraser,C.M., Lillehaug,J.R. and Eisen,J.A. (2004) PLoS Biol. 2(10):e303.