ID   KUP3_BRASO              Reviewed;         632 AA.
AC   A4YWY9;
DT   24-JUL-2007, integrated into UniProtKB/Swiss-Prot.
DT   29-MAY-2007, sequence version 1.
DT   03-AUG-2022, entry version 70.
DE   RecName: Full=Probable potassium transport system protein kup 3 {ECO:0000255|HAMAP-Rule:MF_01522};
GN   Name=kup3 {ECO:0000255|HAMAP-Rule:MF_01522}; OrderedLocusNames=BRADO4685;
OS   Bradyrhizobium sp. (strain ORS 278).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Bradyrhizobiaceae; Bradyrhizobium; unclassified Bradyrhizobium.
OX   NCBI_TaxID=114615;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ORS 278;
RX   PubMed=17540897; DOI=10.1126/science.1139548;
RA   Giraud E., Moulin L., Vallenet D., Barbe V., Cytryn E., Avarre J.-C.,
RA   Jaubert M., Simon D., Cartieaux F., Prin Y., Bena G., Hannibal L.,
RA   Fardoux J., Kojadinovic M., Vuillet L., Lajus A., Cruveiller S., Rouy Z.,
RA   Mangenot S., Segurens B., Dossat C., Franck W.L., Chang W.-S., Saunders E.,
RA   Bruce D., Richardson P., Normand P., Dreyfus B., Pignol D., Stacey G.,
RA   Emerich D., Vermeglio A., Medigue C., Sadowsky M.;
RT   "Legumes symbioses: absence of nod genes in photosynthetic bradyrhizobia.";
RL   Science 316:1307-1312(2007).
CC   -!- FUNCTION: Transport of potassium into the cell. {ECO:0000255|HAMAP-
CC       Rule:MF_01522}.
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_01522}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_01522}.
CC   -!- SIMILARITY: Belongs to the HAK/KUP transporter (TC 2.A.72) family.
CC       {ECO:0000255|HAMAP-Rule:MF_01522}.
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DR   EMBL; CU234118; CAL78415.1; -; Genomic_DNA.
DR   RefSeq; WP_011927515.1; NC_009445.1.
DR   AlphaFoldDB; A4YWY9; -.
DR   STRING; 114615.BRADO4685; -.
DR   EnsemblBacteria; CAL78415; CAL78415; BRADO4685.
DR   KEGG; bra:BRADO4685; -.
DR   eggNOG; COG3158; Bacteria.
DR   HOGENOM; CLU_008142_4_2_5; -.
DR   OMA; AADQFEI; -.
DR   OrthoDB; 589903at2; -.
DR   BioCyc; BSP114615:BRADO_RS21805-MON; -.
DR   Proteomes; UP000001994; Chromosome.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0015079; F:potassium ion transmembrane transporter activity; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_01522; Kup; 1.
DR   InterPro; IPR003855; K+_transporter.
DR   InterPro; IPR023051; K+_uptake_low_affin.
DR   PANTHER; PTHR30540; PTHR30540; 1.
DR   Pfam; PF02705; K_trans; 1.
PE   3: Inferred from homology;
KW   Cell inner membrane; Cell membrane; Ion transport; Membrane; Potassium;
KW   Potassium transport; Reference proteome; Transmembrane;
KW   Transmembrane helix; Transport.
FT   CHAIN           1..632
FT                   /note="Probable potassium transport system protein kup 3"
FT                   /id="PRO_0000296764"
FT   TRANSMEM        19..39
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        58..78
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        110..130
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        147..167
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        178..198
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        216..236
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        257..277
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        290..310
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        347..367
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        377..397
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        404..424
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        429..449
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
SQ   SEQUENCE   632 AA;  68228 MW;  92C6EA89BB533DDA CRC64;
     MTATATTTEG QETASTSGFW GLTLGSIGVV FGDIGTSPLY AFREAAIGAA HGQPVSRMIV
     LGVLSLILWS LFIVVTAKYV LLLLRADNNG EGGTLSLMAL GQRALGRRSM FLMALGVVGA
     SMFIGDSMIT PAISVLSAVE GLKLAAPALE HYVVPLTVFI LVVLFAVQSK GTARVATAFG
     PVMVTWFLSL AVMGIVHISD DPSVLAAINP YYAVHFLLSH GTVGLVTLGA VFLAVTGGEA
     LYADLGHFGR KPIQSAWLFF VLPALLINYF GQGALVLSDP AAIENSFYRM VPELLLLPLV
     VLATAATVIA SQAVITGAYS LVSQAVQLGL LPRFEVRYTS ESHAGQIYLP RVNRLLLIGV
     MLLVLMFRTS SNLASAYGIA VSTTMVADGI MGFVVIWKLW NLRAAVAAAI IAPFVIVDLT
     FFSANLLKLF EGAWVPLLFG AAMVVTIWTW RRGSAILTLK TRKIEVPLDD LVASLEKRPP
     HIVKGTAVFL TSDPTSVPTA LLHNLKHNKV LHEHNVILTI ETAQTPRVDV SERVRMEKIS
     EKFSKVRLRF GFMESPNVPR ALAVARKLGW QFDIMSTSFF VSRRSLKPSS QSGMPMWQDH
     LFIGLSRSAN DATDYFQIPT GRVVEVGTQV TI