Protein Info for CCNA_03108 in Caulobacter crescentus NA1000

Annotation: TonB-dependent outer membrane receptor

These analyses and tools can help you predict a protein's function, but be skeptical. For enzymes, over 10% of annotations from KEGG or SEED are probably incorrect. For other types of proteins, the error rates may be much higher. MetaCyc and Swiss-Prot have low error rates, but the best hits in these databases are often quite distant, so this protein's function may not be the same. TIGRFam has low error rates. Finally, many experimentally-characterized proteins are not in any of these databases. To find relevant papers, use PaperBLAST.

Protein Families and Features

1 100 200 300 400 500 600 700 800 900 1000 1093 signal peptide" amino acids 1 to 28 (28 residues), see Phobius details PF07715: Plug" amino acids 57 to 171 (115 residues), 48.4 bits, see alignment E=1.3e-16 PF00593: TonB_dep_Rec" amino acids 604 to 1060 (457 residues), 102.1 bits, see alignment E=7e-33

Best Hits

KEGG orthology group: None (inferred from 100% identity to ccr:CC_3013)

Predicted SEED Role

No annotation

Sequence Analysis Tools

PaperBLAST (search for papers about homologs of this protein)

Search CDD (the Conserved Domains Database, which includes COG and superfam)

Search structures

Predict protein localization: PSORTb (Gram-negative bacteria)

Predict transmembrane helices and signal peptides: Phobius

Check the current SEED with FIGfam search

Find homologs in fast.genomics or the ENIGMA genome browser

See A0A0H3CCA6 at UniProt or InterPro

Protein Sequence (1093 amino acids)

>CCNA_03108 TonB-dependent outer membrane receptor (Caulobacter crescentus NA1000)
MALKTKVLLATTMLGSLTAFAPALALAQTAPAAPAQEAATVEEVVVTGSRIRRDPTNSPT
PLIQVSRDDVVSTGQASVIDVLADIPALSGSLVPEDTTGAGLNDGGLSLLNLRDLGTGRT
LTLVDGRRHVGSNGAGLSVDVDTIPRLLIQNGEVITGSNSALYGADAVSGVVNFVLRKNF
DGLEVDGTVAQINQDGQLNRRLSALAGRNFFDGRLNVYASAEYEKNDEVRDSQVDWRKKA
WVLLNRDSDVSNSLPDGVLDNILISDARTLSIGPVGGITVLANSLRPSDPNDPDIPFQSC
STAIAPMSANCFAIEPGNSFIYDQAGAARNPSFGTYRDENGFQRVTNIGGDGLNPNTDFS
QGSRLPRSVNYRFQGGVNFDVTEDLQFFTEAKYVKEKTFDEGQQTFFDIGILPVAAGVNP
SWFSTSSFNIGLDNAYLPTNVRNAILANTRTPITAFNTTTGAITTTPTISDVRARHSLFG
PARSQLNEKELKRFVAGFRGSKDDFGFIHNLSYELGYTYGELKNKNFERGVDAPRYKFAA
DAVVDTAGIVNGKPGEIVCRVQVLDKQGATIRDDARSSRDGRTVNYAKGTKAYEEITNCK
PFRVFGPGGMTQDAANYLLAEINVQEKNVQQDALGFVSGELWDFWGAGRIGLAVGAEWRR
EETEAIGRSSSTGDRILFMNTGPDFPTSSYETKEYFGEFRLPLLRDLPFAKSVEIGAAYR
NSEYTTIGKTETYNFNLLWRPIQDVMFRATSGKSVRAPTLGETFRPPTQTFATITDPCDA
RVLINLTDAKIKANREKNCAALGIPAGTNIIYTSSVAGKNAGNPFLKPEESYSVTASLII
TPRFWPKSTFVFDYYDIEIKDVIASVTAQTAANQCVNGDVLNAGICSTITRIGGTASGTT
PAYGMIDFIQGSVNYARSTNRGIDFQFLYRTDVQDIIGKDWGRLNYRLAGNYLFEQHDFT
NISNPNEHIDFETGLGLPRVRFSSRLSWEVNDKLAVTWNADWQASQWLSNGTRPFDIDDA
KIDPDNRDLRYYSTRPFVQHDFTVTYAPREHLVLRGGVVNAFDREPDRWLGNSTSDNFDL
FGRRFFLGFNYKM