Protein Info for HUW76_10180 in Fusobacterium nucleatum SB010

Annotation: potassium transporter KtrB

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 50 100 150 200 250 300 350 400 448 transmembrane" amino acids 20 to 40 (21 residues), see Phobius details amino acids 46 to 67 (22 residues), see Phobius details amino acids 79 to 103 (25 residues), see Phobius details amino acids 130 to 152 (23 residues), see Phobius details amino acids 163 to 182 (20 residues), see Phobius details amino acids 194 to 219 (26 residues), see Phobius details amino acids 231 to 252 (22 residues), see Phobius details amino acids 298 to 309 (12 residues), see Phobius details amino acids 314 to 333 (20 residues), see Phobius details amino acids 354 to 375 (22 residues), see Phobius details amino acids 395 to 419 (25 residues), see Phobius details TIGR00933: potassium uptake protein, TrkH family" amino acids 33 to 420 (388 residues), 362 bits, see alignment E=2.1e-112 PF02386: TrkH" amino acids 40 to 431 (392 residues), 211.2 bits, see alignment E=1.2e-66

Best Hits

KEGG orthology group: K03498, trk system potassium uptake protein TrkH (inferred from 89% identity to fnu:FN1725)

Predicted SEED Role

"Potassium uptake protein, integral membrane component, KtrB" in subsystem Potassium homeostasis

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

Find the best match in UniProt

Protein Sequence (448 amino acids)

>HUW76_10180 potassium transporter KtrB (Fusobacterium nucleatum SB010)
MRKLSLLKKWDSLSPYRKLIFGFLVAIFVGVILLKLPFSLRENQNITVLDSLFTIVSAIC
VTGLSVVDVSQVFTPTGQLIILFFIQLGGLGVMTVSIMIFLLIGKKMSFETRELLKEERN
SNSNGGITNFIKHLLLTVFVIEILGASILAYGFSKYYPLKRSIFYGLFHSVSAFCNAGFS
LFTNNLEIFKYDKLISLTVSFLIILGGIGFVTINSIFIIKKKKFRDLSLTSKLALIITAF
LLFIGTILFLIFEYNNSSTLKGMSFLDKFLNSFFQSVTLRTAGFNTVPLTNIRPATVFIS
YILMFIGASPGSTGGGIKTTTFGILIFYALGVLKRREYVEVFKRRIDWELINKALAIVVI
SVFYIIVVTTVILSVESFSTDKVVYEVISAFSTTGLSMGITAGLGIISKLLIVITMFIGR
LGPMTVALAFTNNKKSLIKYPKEDILIG