ID A0A1Q2GXA8_9GAMM Unreviewed; 483 AA.
AC A0A1Q2GXA8;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 24-JAN-2024, entry version 25.
DE RecName: Full=Trk system potassium uptake protein {ECO:0000256|PIRNR:PIRNR006247};
GN ORFNames=B0W48_08220 {ECO:0000313|EMBL:AQP99775.1};
OS Pseudoalteromonas aliena.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC Pseudoalteromonadaceae; Pseudoalteromonas.
OX NCBI_TaxID=247523 {ECO:0000313|EMBL:AQP99775.1, ECO:0000313|Proteomes:UP000188243};
RN [1] {ECO:0000313|EMBL:AQP99775.1, ECO:0000313|Proteomes:UP000188243}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=EH1 {ECO:0000313|EMBL:AQP99775.1,
RC ECO:0000313|Proteomes:UP000188243};
RA Kim E., Heo E., Kim H., Kim D.;
RT "Complete genome sequence of the cold-active Pseudoalteromonas aliena
RT strain EH1 isolated from Arctic seawater.";
RL Submitted (FEB-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Low-affinity potassium transport system. Interacts with Trk
CC system potassium uptake protein TrkA. {ECO:0000256|PIRNR:PIRNR006247}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane
CC {ECO:0000256|ARBA:ARBA00004429, ECO:0000256|PIRNR:PIRNR006247}; Multi-
CC pass membrane protein {ECO:0000256|ARBA:ARBA00004429,
CC ECO:0000256|PIRNR:PIRNR006247}. Membrane
CC {ECO:0000256|ARBA:ARBA00004141}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004141}.
CC -!- SIMILARITY: Belongs to the TrkH potassium transport family.
CC {ECO:0000256|ARBA:ARBA00009137, ECO:0000256|PIRNR:PIRNR006247}.
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DR EMBL; CP019628; AQP99775.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1Q2GXA8; -.
DR STRING; 247523.B0W48_08220; -.
DR KEGG; paln:B0W48_08220; -.
DR Proteomes; UP000188243; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0015379; F:potassium:chloride symporter activity; IEA:InterPro.
DR InterPro; IPR003445; Cat_transpt.
DR InterPro; IPR004772; TrkH.
DR NCBIfam; TIGR00933; 2a38; 1.
DR PANTHER; PTHR32024; TRK SYSTEM POTASSIUM UPTAKE PROTEIN TRKG-RELATED; 1.
DR PANTHER; PTHR32024:SF2; TRK SYSTEM POTASSIUM UPTAKE PROTEIN TRKG-RELATED; 1.
DR Pfam; PF02386; TrkH; 1.
DR PIRSF; PIRSF006247; TrkH; 1.
PE 3: Inferred from homology;
KW Cell inner membrane {ECO:0000256|ARBA:ARBA00022519,
KW ECO:0000256|PIRNR:PIRNR006247};
KW Cell membrane {ECO:0000256|ARBA:ARBA00022475,
KW ECO:0000256|PIRNR:PIRNR006247};
KW Ion transport {ECO:0000256|ARBA:ARBA00023065,
KW ECO:0000256|PIRNR:PIRNR006247};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|PIRNR:PIRNR006247};
KW Metal-binding {ECO:0000256|PIRSR:PIRSR006247-1};
KW Potassium {ECO:0000256|ARBA:ARBA00022958, ECO:0000256|PIRNR:PIRNR006247};
KW Potassium transport {ECO:0000256|ARBA:ARBA00022538,
KW ECO:0000256|PIRNR:PIRNR006247};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|PIRNR:PIRNR006247}.
FT TRANSMEM 12..31
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 37..57
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 69..90
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 102..124
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 136..161
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 184..203
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 210..226
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 238..262
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 274..292
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 329..348
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 396..416
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 456..481
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT BINDING 111
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
FT BINDING 112
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
FT BINDING 220
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
FT BINDING 221
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
FT BINDING 318
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
FT BINDING 319
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
FT BINDING 435
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
FT BINDING 436
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
SQ SEQUENCE 483 AA; 52784 MW; 13CD4A3B91B25320 CRC64;
MQFRTIIKIL GQLVALFSIT MVPPALVSLV YKDGGGVPFV LAFIFSIVIG LMAYYPNRHE
NGDLKAREGF LIVVLFWLVL GAFASLPLIF LQEPNLSFAD AVFEAFSGLT TTGATVLTGI
EYLPKSVLFY RQQLQWFGGM GIIVLAVAIL PMLGVGGMQL YRAEIPGPVK DSKMTPRIAD
TAKHLWYIYV SLTTACMLAY WAAGMDWFDA ICHAFSTVAI GGFSTYDASI GHFNSPVINF
ICVFFLIIAA INFSLHYAAV ASRNVQVYLR DPEFKVFLCI QLALVVICFT VLSSNEIYAN
GDETLDQALF QAVSMSTTAG FATDNFSTWP LFLPILLIFS SFIGGCAGST GGGMKVVRVF
LLYLQGVREL NRLVHPRAIY SIKLGRKALP DKVVEAVWGF FSAYALVFII IMLALMGTGM
DNITAFSATA ACLNNLGPGL GDVASHYGAI TDGAKWLLTI AMVFGRLEIF TLLVLFTPTF
WRG
//
