ID   PHOU_SYNY3              Reviewed;         224 AA.
AC   P72686;
DT   01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-1997, sequence version 1.
DT   25-MAY-2022, entry version 120.
DE   RecName: Full=Phosphate-specific transport system accessory protein PhoU homolog;
DE            Short=Pst system accessory protein PhoU homolog;
GN   Name=phoU; OrderedLocusNames=slr0741;
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=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: Plays a role in the regulation of phosphate uptake.
CC       {ECO:0000250}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the PhoU family. {ECO:0000305}.
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DR   EMBL; BA000022; BAA16693.1; -; Genomic_DNA.
DR   PIR; S74541; S74541.
DR   AlphaFoldDB; P72686; -.
DR   SMR; P72686; -.
DR   STRING; 1148.1651765; -.
DR   PaxDb; P72686; -.
DR   EnsemblBacteria; BAA16693; BAA16693; BAA16693.
DR   KEGG; syn:slr0741; -.
DR   eggNOG; COG0704; Bacteria.
DR   InParanoid; P72686; -.
DR   OMA; WKHGIET; -.
DR   PhylomeDB; P72686; -.
DR   Proteomes; UP000001425; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; ISS:UniProtKB.
DR   GO; GO:0042803; F:protein homodimerization activity; ISS:UniProtKB.
DR   GO; GO:0030643; P:cellular phosphate ion homeostasis; IEA:InterPro.
DR   GO; GO:0045936; P:negative regulation of phosphate metabolic process; ISS:UniProtKB.
DR   GO; GO:2000186; P:negative regulation of phosphate transmembrane transport; IMP:UniProtKB.
DR   GO; GO:0006817; P:phosphate ion transport; IEA:UniProtKB-KW.
DR   Gene3D; 1.20.58.220; -; 1.
DR   InterPro; IPR028366; P_transport_PhoU.
DR   InterPro; IPR038078; PhoU-like_sf.
DR   InterPro; IPR026022; PhoU_dom.
DR   PANTHER; PTHR42930; PTHR42930; 1.
DR   Pfam; PF01895; PhoU; 2.
DR   PIRSF; PIRSF003107; PhoU; 1.
DR   TIGRFAMs; TIGR02135; phoU_full; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Phosphate transport; Reference proteome; Transport.
FT   CHAIN           1..224
FT                   /note="Phosphate-specific transport system accessory
FT                   protein PhoU homolog"
FT                   /id="PRO_0000155181"
SQ   SEQUENCE   224 AA;  25768 MW;  4036C30FF0C7B3BE CRC64;
     MAASLSQQIN NPERSYFEQA LKRVEQDVLR MGALVEESFR MSHQALFENR LETPLKIAEL
     EKEIDRLYRH IEQECASFLT LQAPVAQDLR LLSAIMQLVR DLERIGDYAQ DLGEIAMKLT
     RYPPHPCMDE IAAMAWQAQH MLDQSLVCLT QLDPNAGEIV KKMDDVVDDA YDRLYKTLAF
     QRDIKGVVEP ILLMALVIRH LERMADHATN IAQRVSYIVT GKRE