oriTDB
The information of the oriT region
oriTDB accession number 100017
Name oriT_R64  experimental
Sequence Completeness intact
oriT length 92 nt
oriT sequence GGGGTGTCGGGGCGAAGCCCTGACCAGATGGCAATTGTAATAGCGTCGCGTGTGACGGTA TTACAATTGCACATCCTGTCCCGTTTTTCGGG
IR (inverted repeat)8-bp: [6-13] [17-24] nt  (GTCGGGGC..GCCCTGAC)
17-bp: [31-47] [54-70] nt  (GCAATTGTAATAGCGTC..GACGGTATTACAATTGC)
Location of nic site [78-79] nt
Conserved sequence flanking the
  nic site
CATCCTG|T
Note minimal oriT sequence
L:6-13;R:17-24;L:31-47;R:54-70;D:78-79
Visualization of oriT structure (The oriT was characterized experimentally)
Reference
[1] Furuya N et al (1991) Determination of the nick site at oriT of IncI1 plasmid R64: global similarity of oriT structures of IncI1 and IncP plasmids. J Bacteriol. 173(20):6612-7. [PMID:1917882]
[2] Komano T et al (1990) Transfer region of IncI1 plasmid R64 and role of shufflon in R64 transfer. J Bacteriol. 172(5):2230-5. [PMID:1970558]
I. Information of Relaxase
ID 16
Name NikB_R64 experimental
GenBank accession number NP_863436
Family MOBP
Length 899 aa
UniProt ID Q79VV7
PDB ID _
Pfam Relaxase [PF03432.13], Evalue: 9.20E-64, Aligned region: 47..315
Note to recognize the conserved nick region sequence
Protein sequence [Download] MNAVIPKKRRDGKSSFEDLVSYVSVRDDMTDEELNLSSSSQAEQPHRSRFSRLVDYATRL
RNESFVALVDVMKDGCEWVNFYGVTCFHNCTSLETAAADMEYIARQAHYAKDDTDPVFHY
ILSWQSHESPRPEQIYDSVRHTLKSLGLADHQYVSAVHTDTDNLHVHVAVNRVHPETGYL
NRLSWSQEKLSRACRELELKHGFAPDNGCWVHAPGNRIVRKTAVERDRQNAWTRGKKQTF
REYVAQTAVAGLRSEPVNDWLSLHRRLAEDGLYLSQMDGKFLVMDGWDRNREGVQLDSFG
PSWCAEKLMKKMGDYTPVPKDIFSQVEAPGRYNPDFIAADVRPEKIAETESLQQYACRHL
GERLPEMAREGRLENCQAIHRTLAEAGLWMRVQHGHLVICDGYDHNQTPVRADSVWSLLT
LDNVNQLDGGWQPVPTDIFRQVTPTERFRGRRMESCPATDKEWHRMRTGTGPQGAIKREL
FSDKESLWGYSISHCSPQIEEMITQGEFTWQRCHELFAQQGLMLQKQHHGLVVVDAFNHE
QTPVKASSIHPDLTLGRAEPQAGPFVSAPADLFDRVQPESRYNPELAVSDRYGVSSKRDP
MLRRQRREARAEARADLRARYLAWREQWRKPDLRYGERCREIHQACRLRKSHIRAQYDDP
ALRKLHYHIAEVQRMQALIRLKEDIRDERQKLIADGKWYPPSYRQWVEIQAAQGDRAAVS
QLRGWDYRDRRKDRSRTTTTDRCVVLCEPGGTPVYGNTGDLEARLQKNGSVRFRDRRTGE
FVCTDYGDRVVFRNHHDRNALADKLDLIAPVLFGRDPRMGFEPEGNDKQFNQVFAEMVAW
HNVTGRTGHEDYRITRPDVDHHREGSERYYRDYIAANSNDDASLPPPEQDKRWEPPSPG
Reference
[1] Furuya N et al (1991) Determination of the nick site at oriT of IncI1 plasmid R64: global similarity of oriT structures of IncI1 and IncP plasmids. J Bacteriol. 173(20):6612-7. [PMID:1917882]


II. Auxiliary DNA-binding protein(s) of the relaxosome
# ID Name GenBank Length Note
1 26 NikA_R64 experimental NP_863435 110 aa an oriT-binding protein (to recognize the 17-bp repeat A sequence)
Information of T4CP
ID 16
Name TrbC_R64 experimental
SecReT4 accesion number _
GenBank accession number NP_863437
Family VirD4/TraG
Length 763
UniProt ID Q79VV6
PDB ID _
Pfam
Note NP_863437 hypothetical protein R64_p082 (plasmid) [Salmonella enterica subsp. enterica serovar Typhimurium]
Protein sequence [Download] MSEHRVNPELLHRTAWGNPVWNALQSLNIYGFCLVASLVASFIWPLALPACLLFTLITML
VFSLQRWRCPLRMPMTLECADPSQDRMIKRSLFSFWPTLFQYEVILESPASGIFYVGYQR
VRDIGRELWLSMDDLTRHIMFFATTGGGKTETIFAWAINPLCWARGFTLVDGKAQNDTAR
TIWYLARRFGREDDVEVINFMNGGKSRSEIILSGEKTRPQSNTWNPFCYSTEAFTAETMQ
SMLPQNVQGGEWQSRAIAMNKALVFGTKFWCVREGKTMSLQMLREHMTLEGMAKLYCRGL
DDQWPEEAIAPLRNYLQDVPGFDLSLVRTPSAWTEEPRKQHAYLSGQFSETFSTFTEAFG
DIFAEDSGDIDIRDSIHSDRILMVMIPALDTSAHTTSALGRMFITQKSMILARDLGYRLE
GTDSDALEVKKYKGRFPYLCFLDEVGAYYTDRIAVEATQVRSLDFALILMAQDQERIEGQ
TTATNTATLMQNTGTKFAGRIVSEGSTARTLKSAAGEEARARMNNLQRQDGIFGESWIDS
PQISILMESKINVQELIELHPGEFFSIFRGETVPSASFFIPDDEKSCSSDPVVINRYISV
DAPRLDRLRRLVPRTTQRRIPSPENVSAIIGVLTAKPSRKRRKIRTEPHTIVDTFQQRIA
GRQAAMAMLEEYDTDINARESALWETAVNTLKTTTREERRIRYITLNRPELPETKEENQI
SVRAERAGINLLTLPQDNNHPTGRPVNGFHHKKTNRPDWDGMY

Reference
[1] Ding Z et al (2003) Transfer region of IncI1 plasmid R64 and role of shufflon in R64 transfer. Trends Microbiol. 11(11):527-35. [PMID:14607070]
Information of plasmid
ID 16
Plasmid name R64
GenBank accession number NC_005014.1
Incompatibility group IncI1
Genome size 120826 bp
Coordinate of oriT  [Strand] 66951..67033 [-]
Drug resistance insolico resistance to streptomycin and tetracycline
Heavy-metal resistance experimental resistance to arsenic
Virulence factor _
Xenobiotic degradation _
Host bacterium [NCBI Taxonomy ID] Salmonella enterica serovar Typhimurium [90371]
Reference
[1] Kaur S et al (2009) Diversity of arsenate reductase genes (arsC Genes) from arsenic-resistant environmental isolates of E. coli. Curr Microbiol. 59(3):288-94. [PMID:19484295]
[2] Komano T et al (1990) Transfer region of IncI1 plasmid R64 and role of shufflon in R64 transfer. J Bacteriol. 172(5):2230-5. [PMID:1970558]