Mobile element type:  Transposon
Name:  Tn3
Synonyms: 
Accession:  Tn3-V00613
Family:  Tn3
Group:  Tn3
First isolate:  Yes
Partial:  ND
Evidence of transposition:  Yes

Host Organism:  S. paratyphi B
Date of Isolation:  1967
Country:  England
Molecular Source:  plasmid R1

Name Coordinates Direction Length Sequence
IRL 1-38 + 38 GGGGTCTGAC GCTCAGTGGA ACGAAAACTC ACGTTAAG
internal IR 1103-1140 + 38 GGGGTTCCGC GCACATTTCC CCGAAAAGTG CCACCTGA
IRR 4920-4957 - 38 GGGGTCTGAC GCTCAGTGGA ACGAAAACTC ACGTTAAG

Name Associated TE Coordinates Orientation Length Sequence
res Tn3 1751-1871 + 121 AAATGTACCT TAAATCGAAT ATCAGACACG ATGTGTCTAT TATGCCAAAA TGACGATTTA ATGGACACTC AAACGAAGCC GTTTTACTAT GTCTGATAAT TTATAATATT TCGAACGGTT G
res_site_III_a Tn3 1754-1776 + 23 TGTACCTTAA ATCGAATATC AGA
res_site_II_a Tn3 1782-1817 + 36 TGTGTCTATT ATGCCAAAAT GACGATTTAA TGGACA
res_site_I Tn3 1840-1868 + 29 TGTCTGATAA TTTATAATAT TTCGAACGG

ORF Summary
Name Associated TE Coordinates Orientation Class Subclass
bla TEM-1 (ARO:3000873) Tn3 148-1008 - Passenger Gene Antibiotic Resistance
tnpR Tn3 1191-1748 - Accessory Gene Resolvase
tnpA Tn3 1910-4924 + Transposase
ORF Details
Gene Name Protein Name Associated TE Gene Length Coordinates Strand
bla TEM-1 (ARO:3000873) Bla TEM-1 Tn3 286 148-1008 -
Class: Passenger Gene
Subclass: Antibiotic Resistance
Function: antibiotic inactivation (ARO:0001004)
Sequence Family: TEM beta-lactamase (ARO:3000014)
Target: penem (ARO:3003706)||cephalosporin (ARO:0000032)||monobactam (ARO:0000004)||penam (ARO:3000008)
Comment: perfect match to reference sequence for ARO:3000873||Synonyms: TEM-98, RTEM-1
Protein Sequence: MSIQHFRVAL IPFFAAFCLP VFAHPETLVK VKDAEDQLGA RVGYIELDLN SGKILESFRP EERFPMMSTF KVLLCGAVLS RVDAGQEQLG RRIHYSQNDL VEYSPVTEKH LTDGMTVREL CSAAITMSDN TAANLLLTTI GGPKELTAFL HNMGDHVTRL DRWEPELNEA IPNDERDTTM PAAMATTLRK LLTGELLTLA SRQQLIDWME ADKVAGPLLR SALPAGWFIA DKSGAGERGS RGIIAALGPD GKPSRIVVIY TTGSQATMDE RNRQIAEIGA SLIKHW

Gene Name Protein Name Associated TE Gene Length Coordinates Strand
tnpR TnpR Tn3 185 1191-1748 -
Class: Accessory Gene
Subclass: Resolvase
Function: resolvase||serine site-specific recombinase
Sequence Family: Serine Site-Specific Recombinase
Transposase Chemistry: Serine
Comment: first defined as a repressor
Protein Sequence: MRIFGYARVS TSQQSLDIQI RALKDAGVKA NRIFTDKASG SSTDREGLDL LRMKVEEGDV ILVKKLDRLG RDTADMIQLI KEFDAQGVAV RFIDDGISTD GDMGQMVVTI LSAVAQAERR RILERTNEGR QEAKLKGIKF GRRRTVDRNV VLTLHQKGTG ATEIAHQLSI ARSTVYKILE DERAS

Gene Name Protein Name Associated TE Gene Length Coordinates Strand
tnpA TnpA Tn3 1004 1910-4924 +
Class: Transposase
Transposase Chemistry: DDE
Protein Sequence: MPVDFLTTEQ VESYGRFTGE PDELQLARYF HLDEADKEFI GKSRGDHNRL GIALQIGCVR FLGTFLTDMN HIPSGVRHFT ARQLGIRDIT VLAEYGQREN TRREHAALIR QHYQYREFAW PWTFRLTRLL YTRSWISNER PGLLFDLATG WLMQHRIILP GATTLTRLIS EVREKATLRL WNKLALIPSA EQRSQLEMLL GPTDCSRLSL LESLKKGPVT ISGPAFNEAI ERWKTLNDFG LHAENLSTLP AVRLKNLARY AGMTSVFNIA RMSPQKRMAV LVAFVLAWET LALDDALDVL DAMLAVIIRD ARKIGQKKRL RSLKDLDKSA LALASACSYL LKEETPDESI RAEVFSYIPR QKLAEIITLV REIARPSDDN FHDEMVEQYG RVRRFLPHLL NTVKFSSAPA GVTTLNACDY LSREFSSRRQ FFDDAPTEII SQSWKRLVIN KEKHITRRGY TLCFLSKLQD SLRRRDVYVT GSNRWGDPRA RLLQGADWQA NRIKVYRSLG HPTDPQEAIK SLGHQLDSRY RQVAARLGEN EAVELDVSGP KPRLTISPLA SLDEPDSLKR LSKMISDLLP PVDLTELLLE INAHTGFADE FFHASEASAR VDDLPVSISA VLMAEACNIG LEPLIRSNVP ALTRHRLNWT KANYLRAETI TSANARLVDF QATLPLAQIW GGGEVASADG MRFVTPVRTI NAGPNRKYFG NNRGITWYNF VSDQYSGFHG FHGIVIPGTL RDSIFVLEGL LEQETGLNPT EIMTDTAGAS DLVFGLFWLL GYQFSPRLAD AGASVFWRMD HDADYGVLND IARGQSDPRK IVLQWDEMIR TAGSLKLGKV QASVLVRSLL KSERPSGLTQ AIIEVGRINK TLYLLNYIDD EDYRRRILTQ LNRGESRHAV ARAICHGQKG EIRKRYTDGQ EDQLGALGLV TNAVVLWNTI YMQAALDHLR AQGETLNDED IARLSPLCHG HINMLGHYSF TLAELVTKGH LRPLKEASEA ENVA

1.  Kretschmer PJ, Cohen SN.  Selected translocation of plasmid genes: frequency and regional specificity of translocation of the Tn3 element..  J Bacteriol. 1977 May;130(2):888-99. doi: 10.1128/jb.130.2.888-899.1977.  PubMed ID: 233726 .
2.  Crisona NJ, Clark AJ.  Increase in conjugational transmission frequency of nonconjugative plasmids..  Science. 1977 Apr 8;196(4286):186-7. doi: 10.1126/science.322280.  PubMed ID: 322280 .
3.  Goebel W, Lindenmaier W, Pfeifer F, Schrempf H, Schelle B.  Transposition and insertion of intact, deleted and enlarged ampicillin transposon Tn3 from mini-R1 (Rsc) plasmids into transfer factors..  Mol Gen Genet. 1977 Nov 29;157(2):119-29. doi: 10.1007/BF00267389.  PubMed ID: 340918 .
4.  Nisen PD, Kopecko DJ, Chou J, Cohen SN.  Site-specific DNA deletions occurring adjacent to the termini of a transposable ampicillin resistance element (Tn3)..  J Mol Biol. 1977 Dec 25;117(4):975-8. doi: 10.1016/s0022-2836(77)80008-9.  PubMed ID: 606841 .
5.  Sutcliffe JG.  Nucleotide sequence of the ampicillin resistance gene of Escherichia coli plasmid pBR322..  Proc Natl Acad Sci U S A. 1978 Aug;75(8):3737-41. doi: 10.1073/pnas.75.8.3737.  PubMed ID: 358200 .
6.  Heffron F, McCarthy BJ, Ohtsubo H, Ohtsubo E.  DNA sequence analysis of the transposon Tn3: three genes and three sites involved in transposition of Tn3..  Cell. 1979 Dec;18(4):1153-63. doi: 10.1016/0092-8674(79)90228-9.  PubMed ID: 391406 .
7.  Wishart WL, Machida C, Ohtsubo H, Ohtsubo E.  Escherichia coli RNA polymerase binding sites and transcription initiation sites in the transposon Tn3..  Gene. 1983 Sep;24(1):99-113. doi: 10.1016/0378-1119(83)90135-x.  PubMed ID: 6313485 .