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Database: UniProt
Entry: A0A3Q3ATQ6_KRYMA
LinkDB: A0A3Q3ATQ6_KRYMA
Original site: A0A3Q3ATQ6_KRYMA 
ID   A0A3Q3ATQ6_KRYMA        Unreviewed;       438 AA.
AC   A0A3Q3ATQ6;
DT   10-APR-2019, integrated into UniProtKB/TrEMBL.
DT   10-APR-2019, sequence version 1.
DT   24-JAN-2024, entry version 21.
DE   SubName: Full=Inward rectifier potassium channel 2-like {ECO:0000313|Ensembl:ENSKMAP00000014869.1};
GN   Name=KCNJ2 {ECO:0000313|Ensembl:ENSKMAP00000014869.1};
OS   Kryptolebias marmoratus (Mangrove killifish) (Rivulus marmoratus).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC   Ovalentaria; Atherinomorphae; Cyprinodontiformes; Rivulidae; Kryptolebias.
OX   NCBI_TaxID=37003 {ECO:0000313|Ensembl:ENSKMAP00000014869.1, ECO:0000313|Proteomes:UP000264800};
RN   [1] {ECO:0000313|Ensembl:ENSKMAP00000014869.1}
RP   IDENTIFICATION.
RG   Ensembl;
RL   Submitted (SEP-2023) to UniProtKB.
CC   -!- SUBCELLULAR LOCATION: Membrane {ECO:0000256|ARBA:ARBA00004141,
CC       ECO:0000256|RuleBase:RU003822}; Multi-pass membrane protein
CC       {ECO:0000256|ARBA:ARBA00004141, ECO:0000256|RuleBase:RU003822}.
CC   -!- SIMILARITY: Belongs to the inward rectifier-type potassium channel (TC
CC       1.A.2.1) family. {ECO:0000256|RuleBase:RU003822}.
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DR   RefSeq; XP_017280749.1; XM_017425260.1.
DR   AlphaFoldDB; A0A3Q3ATQ6; -.
DR   STRING; 37003.ENSKMAP00000014869; -.
DR   Ensembl; ENSKMAT00000015086.1; ENSKMAP00000014869.1; ENSKMAG00000011144.1.
DR   GeneID; 108241242; -.
DR   KEGG; kmr:108241242; -.
DR   GeneTree; ENSGT01030000234586; -.
DR   OMA; SKDGHCN; -.
DR   OrthoDB; 4126787at2759; -.
DR   Proteomes; UP000264800; Unplaced.
DR   GO; GO:0034702; C:monoatomic ion channel complex; IEA:UniProtKB-KW.
DR   GO; GO:0005242; F:inward rectifier potassium channel activity; IEA:InterPro.
DR   GO; GO:1990573; P:potassium ion import across plasma membrane; IEA:InterPro.
DR   GO; GO:0034765; P:regulation of monoatomic ion transmembrane transport; IEA:InterPro.
DR   Gene3D; 1.10.287.70; -; 1.
DR   Gene3D; 2.60.40.1400; G protein-activated inward rectifier potassium channel 1; 1.
DR   InterPro; IPR014756; Ig_E-set.
DR   InterPro; IPR041647; IRK_C.
DR   InterPro; IPR016449; K_chnl_inward-rec_Kir.
DR   InterPro; IPR003268; K_chnl_inward-rec_Kir1.1.
DR   InterPro; IPR013518; K_chnl_inward-rec_Kir_cyto.
DR   InterPro; IPR013673; K_chnl_inward-rec_Kir_N.
DR   InterPro; IPR040445; Kir_TM.
DR   PANTHER; PTHR11767:SF109; G PROTEIN-ACTIVATED INWARD RECTIFIER POTASSIUM CHANNEL 1; 1.
DR   PANTHER; PTHR11767; INWARD RECTIFIER POTASSIUM CHANNEL; 1.
DR   Pfam; PF01007; IRK; 1.
DR   Pfam; PF17655; IRK_C; 1.
DR   Pfam; PF08466; IRK_N; 1.
DR   PIRSF; PIRSF005465; GIRK_kir; 1.
DR   PRINTS; PR01321; KIR11CHANNEL.
DR   PRINTS; PR01320; KIRCHANNEL.
DR   SUPFAM; SSF81296; E set domains; 1.
DR   SUPFAM; SSF81324; Voltage-gated potassium channels; 1.
PE   3: Inferred from homology;
KW   Coiled coil {ECO:0000256|SAM:Coils};
KW   Ion channel {ECO:0000256|ARBA:ARBA00023303, ECO:0000256|RuleBase:RU003822};
KW   Ion transport {ECO:0000256|ARBA:ARBA00023065,
KW   ECO:0000256|RuleBase:RU003822};
KW   Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|SAM:Phobius};
KW   Potassium {ECO:0000256|ARBA:ARBA00022958, ECO:0000256|RuleBase:RU003822};
KW   Potassium transport {ECO:0000256|ARBA:ARBA00022538,
KW   ECO:0000256|RuleBase:RU003822};
KW   Reference proteome {ECO:0000313|Proteomes:UP000264800};
KW   Transmembrane {ECO:0000256|ARBA:ARBA00022692,
KW   ECO:0000256|RuleBase:RU003822};
KW   Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW   ECO:0000256|SAM:Phobius};
KW   Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU003822};
KW   Voltage-gated channel {ECO:0000256|ARBA:ARBA00022882,
KW   ECO:0000256|RuleBase:RU003822}.
FT   TRANSMEM        84..108
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   TRANSMEM        155..180
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   DOMAIN          1..48
FT                   /note="Potassium channel inwardly rectifying Kir N-
FT                   terminal"
FT                   /evidence="ECO:0000259|Pfam:PF08466"
FT   DOMAIN          49..185
FT                   /note="Potassium channel inwardly rectifying transmembrane"
FT                   /evidence="ECO:0000259|Pfam:PF01007"
FT   DOMAIN          192..364
FT                   /note="Inward rectifier potassium channel C-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF17655"
FT   COILED          377..404
FT                   /evidence="ECO:0000256|SAM:Coils"
FT   SITE            171
FT                   /note="Role in the control of polyamine-mediated channel
FT                   gating and in the blocking by intracellular magnesium"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR005465-1"
SQ   SEQUENCE   438 AA;  49744 MW;  71FDEB0353A2CC40 CRC64;
     MGSLRSHRYS IVSSEEDGMK LASVAVPNGY GNGNVNKGHI EQQRQSRFVS KDGHCNVQFI
     NMSEKGQRYL ADIFTTCVDI RWRWMLLVFC LSFLLSWLFF GFVFWVVALC YGDLENETQI
     CVSNVDSFTA AFLFSVETQT TIGYGYRYVT EECPVAVFMV VFQSIVGCII DAFIIGAVMA
     KMAKPKKRNE TLVFSHYATV AMRDGKLCLM WRVGNLRKSH LVEAHVRAQL LKSRTTAEGE
     FIPLDQVDID VGFDSGIDRI FLVSPITIVH EIDEDSPFYE MSKQDLETSE FEIVVILEGM
     VEATAMTTQC RSSYVASEIL WGYRFEPVLF EEKNYYKVDY SRFDNTYEVP STPSCSARDL
     AERKSDASSV GNSFCYENEV ALEKAEMEEE FEEVENRLMR DVEVVPLDDT STDLVSNSEC
     NLDSLPLESR PLTAESEI
//
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