ID   PTXB_PSEST              Reviewed;         287 AA.
AC   O69052;
DT   13-SEP-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-AUG-1998, sequence version 1.
DT   25-MAY-2022, entry version 54.
DE   RecName: Full=Probable phosphite transport system-binding protein PtxB;
DE   Flags: Precursor;
GN   Name=ptxB;
OS   Pseudomonas stutzeri (Pseudomonas perfectomarina).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC   Pseudomonadaceae; Pseudomonas.
OX   NCBI_TaxID=316;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND FUNCTION.
RC   STRAIN=WM88;
RX   PubMed=9791102; DOI=10.1128/jb.180.21.5547-5558.1998;
RA   Metcalf W.W., Wolfe R.S.;
RT   "Molecular genetic analysis of phosphite and hypophosphite oxidation by
RT   Pseudomonas stutzeri WM88.";
RL   J. Bacteriol. 180:5547-5558(1998).
CC   -!- FUNCTION: Probably forms part of a binding-protein-dependent phosphite
CC       transporter. Required for oxidation of phosphite to phosphate.
CC       {ECO:0000269|PubMed:9791102}.
CC   -!- SIMILARITY: Belongs to the phosphate/phosphite/phosphonate binding
CC       protein family. {ECO:0000305}.
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DR   EMBL; AF061070; AAC71707.1; -; Genomic_DNA.
DR   RefSeq; WP_003118431.1; NZ_CP015641.1.
DR   PDB; 5O2J; X-ray; 1.52 A; A=24-287.
DR   PDB; 5O2K; X-ray; 2.10 A; A/B/C/D/E/F=24-287.
DR   PDB; 5O37; X-ray; 1.37 A; A=24-287.
DR   PDBsum; 5O2J; -.
DR   PDBsum; 5O2K; -.
DR   PDBsum; 5O37; -.
DR   AlphaFoldDB; O69052; -.
DR   SMR; O69052; -.
DR   OrthoDB; 988224at2; -.
DR   GO; GO:0043190; C:ATP-binding cassette (ABC) transporter complex; IEA:InterPro.
DR   GO; GO:0055085; P:transmembrane transport; IEA:InterPro.
DR   InterPro; IPR005770; PhnD.
DR   TIGRFAMs; TIGR01098; 3A0109s03R; 1.
PE   1: Evidence at protein level;
KW   3D-structure; Signal; Transport.
FT   SIGNAL          1..23
FT                   /evidence="ECO:0000255"
FT   CHAIN           24..287
FT                   /note="Probable phosphite transport system-binding protein
FT                   PtxB"
FT                   /id="PRO_0000022191"
FT   STRAND          29..35
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           41..59
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   STRAND          61..66
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           71..79
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   STRAND          84..87
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           90..99
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   STRAND          102..110
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   STRAND          113..116
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   STRAND          118..123
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   TURN            124..127
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           131..134
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   STRAND          137..142
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   TURN            147..150
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           151..161
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   TURN            165..167
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   STRAND          168..173
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           177..185
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   STRAND          190..195
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           196..201
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   TURN            202..206
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           210..212
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   STRAND          213..218
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   STRAND          227..230
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           235..246
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           251..255
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   TURN            256..258
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   STRAND          259..263
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           267..270
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           271..276
FT                   /evidence="ECO:0007829|PDB:5O37"
FT   HELIX           277..280
FT                   /evidence="ECO:0007829|PDB:5O37"
SQ   SEQUENCE   287 AA;  31283 MW;  93E57EA94D81C021 CRC64;
     MKRLSALLLT CLLSAVSSLS ALAADADPDV LKVALLPDEN ASELIKRNQP LKDYLEEHLD
     KKVQLIVTTD YSSMIEAMRF GRIDLAYFGP LSYVMAKSKS DIEPFAAMVI DGKPTYRSVI
     IANVASGVNE YADLKGKRMA YGDRASTSSH LIPKTVLLET ADLTGGQDYE QHFVGTHDAV
     AVNVANGNAD AGGLSEVIFN HAAERGLIDP SKVKVLGYSG EYPQYPWAMR SNLSPELKTK
     VRDVFVGIDD PEVLRNFKAE AFAPITDADY DVIRNMGSLL GLDFATM