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ptxB

Gene
ptxB
Protein
Probable phosphite transport system-binding protein PtxB
Organism
Pseudomonas stutzeri
Length
287 amino acids
Function
Probably forms part of a binding-protein-dependent phosphite transporter. Required for oxidation of phosphite to phosphate.
Similarity
Belongs to the phosphate/phosphite/phosphonate binding protein family.
Mass
31.283 kDa
Sequence
MKRLSALLLTCLLSAVSSLSALAADADPDVLKVALLPDENASELIKRNQPLKDYLEEHLDKKVQLIVTTDYSSMIEAMRFGRIDLAYFGPLSYVMAKSKSDIEPFAAMVIDGKPTYRSVIIANVASGVNEYADLKGKRMAYGDRASTSSHLIPKTVLLETADLTGGQDYEQHFVGTHDAVAVNVANGNADAGGLSEVIFNHAAERGLIDPSKVKVLGYSGEYPQYPWAMRSNLSPELKTKVRDVFVGIDDPEVLRNFKAEAFAPITDADYDVIRNMGSLLGLDFATM

Gene
ptxB
Protein
Pertussis toxin subunit 2
Organism
Bordetella pertussis (strain Tohama I / ATCC BAA-589 / NCTC 13251)
Length
226 amino acids
Function
PTX oligomer B binds to receptors on the eukaryotic cell surface and facilitates the translocation of the toxic subunit across the cell membrane.
Similarity
Belongs to the pertussis toxin S2/S3 subunits family.
Mass
24.799 kDa
Sequence
MPIDRKTLCHLLSVLPLALLGSHVARASTPGIVIPPQEQITQHGGPYGRCANKTRALTVAELRGSGDLQEYLRHVTRGWSIFALYDGTYLGGEYGGVIKDGTPGGAFDLKTTFCIMTTRNTGQPATDHYYSNVTATRLLSSTNSRLCAVFVRSGQPVIGACTSPYDGKYWSMYSRLRKMLYLIYVAGISVRVHVSKEEQYYDYEDATFETYALTGISICNPGSSLC