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ompB

Gene Name ompB
Sequence Strain (Species/Organism) Rickettsia rickettsii
VO ID VO_0011235
NCBI Protein GI 6685726
Other Database IDs CDD:289131
CDD:273608
CDD:214872
Taxonomy ID 783
Gene Strand (Orientation) ?
Protein Name Outer membrane protein B
Protein pI 6.04
Protein Weight 160418.03
Protein Length 2141
Protein Note 168 kDa surface-layer protein; Cell surface antigen 5; Surface protein antigen; rOmp B; Sca5; rOmpB
Protein Sequence
>sp|Q53047.1|OMPB_RICRI RecName: Full=Outer membrane protein B; AltName: Full=168 kDa surface-layer protein; AltName: Full=Cell surface antigen 5; Short=Sca5; AltName: Full=Surface protein antigen; AltName: Full=rOmp B; Short=rOmpB; Contains: RecName: Full=120 kDa surface-exposed protein; AltName: Full=120 kDa outer membrane protein OmpB; AltName: Full=Surface protein antigen; AltName: Full=p120; Contains: RecName: Full=32 kDa beta peptide; Flags: Precursor
MAQKPNFLKKLISAGLVTASTATIVASFAGSAMGAAIQQNRTTNGAATTVDGAGFDQTAAPANVGVALNA
VITANANNGINFNTPAGSFNGLLLNTANNLAVTVSEDTTLGFITNVVHNAHSFNLTLNAGKTLTITGQGV
TNAQAAATKNAQNVVVQFNNGAAIDNNDLKGVGRIDFGAPASTLVFNLANPTTQKAPLILGDNAVIANGV
NGTLNVTNGFIQVSNKSFATVKAINIADGQGIIFNTDANNANTLNLQAGGTTINFTGTDGTGRLVLLSKH
AAATNFNITGSLGGNLKGVIEFNTVAVDGQLTANAGAANAVIGTNNGAGRAAGFVVSVDNGKVATIDGQV
YAKDMVIQSANATGQVNFRHIVDVGADGTTAFKTAASKVTITQDSNFGNTDFGNLAAQIKVPNAITLTGN
FTGDASNPGNTAGVITFDANGTLESASADANVAVTNNITAIEASGAGVVQLSGTHAAELRLGNAGSIFKL
ADGTVINGKVNQTALVGGALAAGTITLDGSATITGDIGNAGGAAALQRITLANDAKKTLTLGGANIIGAG
GGTIDLQANGGTIKLTSTQNNIVVDFDLAIATDQTGVVDASSLTNAQTLTINGKIGTIGANNKTLGQFNI
GSSKTVLSNGNVAINELVIGNDGAVQFAHDTYLITRTTNAAGQGKIIFNPVVNNGTTLAAGTNLGSATNP
LAEINFGSKGVNVDTVLNVGEGVNLYATNITTTDANVGSFVFNAGGTNIVSGTVGGQQGNKFNTVALENG
TTVKFLGNATFNGNTTIAANSTLQIGGNYTADCVASADGTGIVEFVNTGPITVTLNKQAAPVNALKQITV
SGPGNVVINEIGNAGNHHGAVTDTIAFENSSLGAVVFLPRGIPFNDAGNTMPLTIKSTVGNKTAKGFDVP
SVVVLGVDSVIADGQVIGDQNNIVGLGLGSDNGIIVNATTLYAGISTLNNNQGTVTLSGGVPNTPGTVYG
LGTGIGASKFKQVTFTTDYNNLGNIIATNATINDGVTVTTGGIAGIGFDGKITLGSVNGNGNVRFADGIL
SNSTSMIGTTKANNGTVTYLGNAFVGNIGDSDTPVASVRFTGSDSGAGLQGNIYSQVIDFGTYNLGIVNS
NIILGGGTTAINGKIDLVTNTLTFASGTSTWGNNTSIETTLTLANGNIGHIVILEGAQVNTTTTGTTTIK
VQDNANANFSGTQTYTLIQGGARFNGTLGSPNFAVTGSNRFVNYSLIRAANQDYVITRTNNAENVVTNDI
ANSPFGGAPGVDQNVTTFVNATNTAAYNNLLLAKNSANSANFVGAIVTDTSAAITNVQLDLAKDIQAQLG
NRLGALRYLGTPETAEMAGPEAGAISAAVAAGDEAIDNVAYGIWAKPFYTDAHQSKKGGLAGYKAKTTGV
VIGLDTLANDNLMIGAAIGITKTDIKHQDYKKGDKTDVNGFSFSLYGAQQLVKNFFAQGSAIFSLNQVKN
KSQRYFFDANGNMSKQIAAGHYDNMTFGGNLTVGYDYNAMQGVLVTPMAGLSYLKSSDENYKETGTTVAN
KQVNSKFSDRTDLIVGAKVAGSTMNITDLAVYPEVHAFVVHKVTGRLSKTQSVLDGQVTPCINQPDRTTK
TSYNLGLSASIRSDAKMEYGIGYDAQISSKYTAHQGTLKVRVNF

Molecule Role Protective antigen
Molecule Role Annotation R. rickettsii OmpB contain B and T lymphocyte epitopes. Immunizations with each of two fragments from OmpB (rompB1550-2738 and rompB2459-4123) conferred protection against challenge with a lethal dose of R. conorii. Protection appeared to be better achieved among the groups that received both DNA and recombinant protein immunizations, although recombinant protein immunizations alone provided some protection (Díaz-Montero et al., 2001).
Related Vaccines(s) Rickettsia DNA Vaccine encoding OmpB Protein boosted with Recombinant OmpB
References