ID   SPHX_SYNY3              Reviewed;         336 AA.
AC   Q55200;
DT   01-NOV-1997, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1996, sequence version 1.
DT   25-MAY-2022, entry version 118.
DE   RecName: Full=Protein SphX;
DE   Flags: Precursor;
GN   Name=sphX; OrderedLocusNames=sll0679;
OS   Synechocystis sp. (strain PCC 6803 / Kazusa).
OC   Bacteria; Cyanobacteria; Synechococcales; Merismopediaceae; Synechocystis;
OC   unclassified Synechocystis.
OX   NCBI_TaxID=1111708;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 27184 / PCC 6803 / N-1;
RX   PubMed=8590279; DOI=10.1093/dnares/2.4.153;
RA   Kaneko T., Tanaka A., Sato S., Kotani H., Sazuka T., Miyajima N.,
RA   Sugiura M., Tabata S.;
RT   "Sequence analysis of the genome of the unicellular cyanobacterium
RT   Synechocystis sp. strain PCC6803. I. Sequence features in the 1 Mb region
RT   from map positions 64% to 92% of the genome.";
RL   DNA Res. 2:153-166(1995).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=PCC 6803 / Kazusa;
RX   PubMed=8905231; DOI=10.1093/dnares/3.3.109;
RA   Kaneko T., Sato S., Kotani H., Tanaka A., Asamizu E., Nakamura Y.,
RA   Miyajima N., Hirosawa M., Sugiura M., Sasamoto S., Kimura T., Hosouchi T.,
RA   Matsuno A., Muraki A., Nakazaki N., Naruo K., Okumura S., Shimpo S.,
RA   Takeuchi C., Wada T., Watanabe A., Yamada M., Yasuda M., Tabata S.;
RT   "Sequence analysis of the genome of the unicellular cyanobacterium
RT   Synechocystis sp. strain PCC6803. II. Sequence determination of the entire
RT   genome and assignment of potential protein-coding regions.";
RL   DNA Res. 3:109-136(1996).
CC   -!- FUNCTION: May be involved in the system for phosphate transport across
CC       the cytoplasmic membrane. {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the PstS family. {ECO:0000305}.
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DR   EMBL; BA000022; BAA10342.1; -; Genomic_DNA.
DR   PIR; S74424; S74424.
DR   AlphaFoldDB; Q55200; -.
DR   SMR; Q55200; -.
DR   STRING; 1148.1001198; -.
DR   PaxDb; Q55200; -.
DR   EnsemblBacteria; BAA10342; BAA10342; BAA10342.
DR   KEGG; syn:sll0679; -.
DR   eggNOG; COG0226; Bacteria.
DR   InParanoid; Q55200; -.
DR   OMA; GTKHGTR; -.
DR   PhylomeDB; Q55200; -.
DR   Proteomes; UP000001425; Chromosome.
DR   GO; GO:0042301; F:phosphate ion binding; IEA:InterPro.
DR   InterPro; IPR024370; PBP_domain.
DR   InterPro; IPR011862; Phos-bd.
DR   Pfam; PF12849; PBP_like_2; 1.
DR   TIGRFAMs; TIGR02136; ptsS_2; 1.
DR   PROSITE; PS51257; PROKAR_LIPOPROTEIN; 1.
PE   3: Inferred from homology;
KW   Reference proteome; Signal; Transport.
FT   SIGNAL          1..27
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00303"
FT   CHAIN           28..336
FT                   /note="Protein SphX"
FT                   /id="PRO_0000031861"
SQ   SEQUENCE   336 AA;  36779 MW;  78778B2EC35AD069 CRC64;
     MFDLSRLSRG IVPMALLLLG ISACTPSQTS QSIAINGSST VYPITEAIVA DFSGGKKGVD
     IDVEFSGTGG GFKLFCEGKT DIADASRPIN KQEMKLCNDN QVRYVELPIA FDAITVVSNP
     KNDWLKSLTV EELKRIWEPA AEKTLTRWNQ VRPEFPDQPI NLYSPGEDSG TFDYFTEAIV
     GQAGASRLDT LKSEDDEILV QGVVQDLYSL GYFGFAYYEG RIADLKAIGV DNGRGPVLPS
     RETVEKSEYQ PLSRPLFIYV NATKAQDNPA LREFVDFYLA NASATATKVG YIPLPEEAYN
     LGKISFNKGE VGTVFGGESV MDLTIGELLK KQASFE