ID   KUP2_RHOPA              Reviewed;         634 AA.
AC   Q6N5G6;
DT   27-SEP-2004, integrated into UniProtKB/Swiss-Prot.
DT   05-JUL-2004, sequence version 1.
DT   03-AUG-2022, entry version 91.
DE   RecName: Full=Probable potassium transport system protein kup 2 {ECO:0000255|HAMAP-Rule:MF_01522};
GN   Name=kup2 {ECO:0000255|HAMAP-Rule:MF_01522}; OrderedLocusNames=RPA3008;
OS   Rhodopseudomonas palustris (strain ATCC BAA-98 / CGA009).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Bradyrhizobiaceae; Rhodopseudomonas.
OX   NCBI_TaxID=258594;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-98 / CGA009;
RX   PubMed=14704707; DOI=10.1038/nbt923;
RA   Larimer F.W., Chain P., Hauser L., Lamerdin J.E., Malfatti S., Do L.,
RA   Land M.L., Pelletier D.A., Beatty J.T., Lang A.S., Tabita F.R.,
RA   Gibson J.L., Hanson T.E., Bobst C., Torres y Torres J.L., Peres C.,
RA   Harrison F.H., Gibson J., Harwood C.S.;
RT   "Complete genome sequence of the metabolically versatile photosynthetic
RT   bacterium Rhodopseudomonas palustris.";
RL   Nat. Biotechnol. 22:55-61(2004).
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; BX572602; CAE28449.1; -; Genomic_DNA.
DR   RefSeq; WP_011158556.1; NC_005296.1.
DR   AlphaFoldDB; Q6N5G6; -.
DR   PRIDE; Q6N5G6; -.
DR   EnsemblBacteria; CAE28449; CAE28449; RPA3008.
DR   GeneID; 66894092; -.
DR   KEGG; rpa:RPA3008; -.
DR   eggNOG; COG3158; Bacteria.
DR   HOGENOM; CLU_008142_4_2_5; -.
DR   OMA; LMIMCIV; -.
DR   PhylomeDB; Q6N5G6; -.
DR   BioCyc; RPAL258594:TX73_RS15350-MON; -.
DR   Proteomes; UP000001426; 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..634
FT                   /note="Probable potassium transport system protein kup 2"
FT                   /id="PRO_0000209052"
FT   TRANSMEM        20..40
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        64..84
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        148..168
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        174..194
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        224..244
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        258..278
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        348..368
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        405..425
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
FT   TRANSMEM        430..450
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01522"
SQ   SEQUENCE   634 AA;  69017 MW;  953C9476FE53807A CRC64;
     MTEAVSDVTL AKASPKPNSF WTLALGSIGV VYGDIGTSPL YALKESLTAA SAGGALTQEM
     IFGVLSLMLW TLLIIVTLKY VLLIMRADNH GEGGTLTLMA LLQSVMRRRF AAISLLGMAG
     AALFYGDAII TPAISVLSAV EGLKLVAPGF DPYILPLSMA ILVGLFLVQS WGTAAVATWF
     GPLMLIWFGL MAVAGTANLM DNLHILGAVN PIYGIDFLLH HGHAGLLALG AVFLTVTGAE
     ALYADMGHFG RRPIQVAWLV LVFPALALCY LGQGAMLLSH PERLENPFFL LFPDWALLPM
     VWIATGATII ASQAVISGAY SLTQQAIQLG LLPRMEIRRT SETEKGQIYI PRANWLLLIA
     VLYLVFAFKS SSALASAYGI AVTGTMVLTS IMAFFVMRKC WHWPAAVATA IIVPFLIIDL
     IFLMANLLKI VDGGWIPLMI GVGLMGVMVT WRRGSKIVAR KTVRDEIDLN DFIASISVSS
     SISRVRGTAV FLTGNPNSTP TSLMHNLKHN KVLHEKNVIL RVATEDVPRV SEDERLSYEP
     VNDSFAKITI RFGYMETPDV PKALVACRPL GFAFDMMSTS FFLSRRVIRQ ANPSEMPRWQ
     GLLFVNMAKW SDDASLYFKI PTGRAVEVGM QITV