ID K2JSK4_9RHOB Unreviewed; 468 AA.
AC K2JSK4;
DT 28-NOV-2012, integrated into UniProtKB/TrEMBL.
DT 28-NOV-2012, sequence version 1.
DT 24-JAN-2024, entry version 32.
DE RecName: Full=Trk system potassium uptake protein {ECO:0000256|PIRNR:PIRNR006247};
GN ORFNames=B30_04907 {ECO:0000313|EMBL:EKE73374.1};
OS Celeribacter baekdonensis B30.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Roseobacteraceae; Celeribacter.
OX NCBI_TaxID=1208323 {ECO:0000313|EMBL:EKE73374.1, ECO:0000313|Proteomes:UP000006762};
RN [1] {ECO:0000313|EMBL:EKE73374.1, ECO:0000313|Proteomes:UP000006762}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=B30 {ECO:0000313|EMBL:EKE73374.1,
RC ECO:0000313|Proteomes:UP000006762};
RA Wang W.;
RT "Celeribacter baekdonensis B30 Genome Sequencing.";
RL Submitted (SEP-2012) 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|PIRNR:PIRNR006247}; Multi-pass membrane protein
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|PIRNR:PIRNR006247}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EKE73374.1}.
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DR EMBL; AMRK01000002; EKE73374.1; -; Genomic_DNA.
DR AlphaFoldDB; K2JSK4; -.
DR STRING; 1208323.B30_04907; -.
DR PATRIC; fig|1208323.3.peg.1012; -.
DR eggNOG; COG0168; Bacteria.
DR Proteomes; UP000006762; Unassembled WGS sequence.
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 PANTHER; PTHR32024:SF3; TRK SYSTEM POTASSIUM UPTAKE PROTEIN; 1.
DR PANTHER; PTHR32024; 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|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 Reference proteome {ECO:0000313|Proteomes:UP000006762};
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 29..45
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 57..78
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 120..140
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 172..193
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 224..245
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 257..277
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 313..339
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 375..399
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 441..463
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT BINDING 98
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
FT BINDING 99
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
FT BINDING 206
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
FT BINDING 301
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
FT BINDING 418
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000256|PIRSR:PIRSR006247-1"
SQ SEQUENCE 468 AA; 50287 MW; F59A158CFE285454 CRC64;
MALLGLTMVI PLLVDLAYGN AEWGVFLEAG VVTTVAGVSM ALACANGKSE GLSIQQMFLL
TTLIWLILPI FGGIPFMLGA TEAGFTDAFF EAMSGMTTTG STVFSGLDDL PEGLLLWRSM
LQWFGGIGII VVAMVFLPEL KVGGMQVFRS EAFDTDGKVL PRAAEIASRI SVIYVWLTVA
CFIAYLVVGM SGFDAINHAL TTLSTGGFST RDASFGAFQG PAEYVSSFFM ILASLPFVRY
VQLIAGSARP FWRDTQIHAY LAVIFGLTLC FAIYRLIVNE DHFEHSFREG IFNVTSIISG
TGYASVDYQL WGAFPAVAFF FIGLIGGCAG STACSVKIFR YQLLFASMRA QIRKIHSPNG
VFTPRYQGRP VSEDVLSSVM AFFSFFIVTL GITSVLLAAT GLDLVTAISG AATALACVGP
GLGDIIGPSG NFASLNDPAK WVLALAMLVG RLEVMSVFAL FTIRFWRS
//
