ID A0A086D2P7_9GAMM Unreviewed; 449 AA.
AC A0A086D2P7;
DT 29-OCT-2014, integrated into UniProtKB/TrEMBL.
DT 29-OCT-2014, sequence version 1.
DT 24-JAN-2024, entry version 34.
DE RecName: Full=Na(+)-translocating NADH-quinone reductase subunit A {ECO:0000256|HAMAP-Rule:MF_00425};
DE Short=Na(+)-NQR subunit A {ECO:0000256|HAMAP-Rule:MF_00425};
DE Short=Na(+)-translocating NQR subunit A {ECO:0000256|HAMAP-Rule:MF_00425};
DE EC=7.2.1.1 {ECO:0000256|HAMAP-Rule:MF_00425};
DE AltName: Full=NQR complex subunit A {ECO:0000256|HAMAP-Rule:MF_00425};
DE AltName: Full=NQR-1 subunit A {ECO:0000256|HAMAP-Rule:MF_00425};
GN Name=nqrA {ECO:0000256|HAMAP-Rule:MF_00425};
GN ORFNames=GY26_12650 {ECO:0000313|EMBL:KFF48711.1};
OS Gammaproteobacteria bacterium MFB021.
OC Bacteria; Pseudomonadota; Gammaproteobacteria.
OX NCBI_TaxID=1492922 {ECO:0000313|EMBL:KFF48711.1, ECO:0000313|Proteomes:UP000028732};
RN [1] {ECO:0000313|EMBL:KFF48711.1, ECO:0000313|Proteomes:UP000028732}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MFB021 {ECO:0000313|EMBL:KFF48711.1,
RC ECO:0000313|Proteomes:UP000028732};
RA Joseph T.C., Baby A., Varghese A.M., Reghunathan D., Murugadas V.,
RA Lalitha K.V.;
RT "Draft Genome sequence of a halophilic and highly halotolerant unknown
RT Gammaproteobacteria strain MFB021.";
RL Submitted (JUN-2014) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: NQR complex catalyzes the reduction of ubiquinone-1 to
CC ubiquinol by two successive reactions, coupled with the transport of
CC Na(+) ions from the cytoplasm to the periplasm. NqrA to NqrE are
CC probably involved in the second step, the conversion of ubisemiquinone
CC to ubiquinol. {ECO:0000256|HAMAP-Rule:MF_00425}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a ubiquinone + H(+) + n Na(+)(in) + NADH = a ubiquinol + n
CC Na(+)(out) + NAD(+); Xref=Rhea:RHEA:47748, Rhea:RHEA-COMP:9565,
CC Rhea:RHEA-COMP:9566, ChEBI:CHEBI:15378, ChEBI:CHEBI:16389,
CC ChEBI:CHEBI:17976, ChEBI:CHEBI:29101, ChEBI:CHEBI:57540,
CC ChEBI:CHEBI:57945; EC=7.2.1.1; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_00425};
CC -!- SUBUNIT: Composed of six subunits; NqrA, NqrB, NqrC, NqrD, NqrE and
CC NqrF. {ECO:0000256|HAMAP-Rule:MF_00425}.
CC -!- SIMILARITY: Belongs to the NqrA family. {ECO:0000256|HAMAP-
CC Rule:MF_00425}.
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:KFF48711.1}.
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DR EMBL; JNVT01000085; KFF48711.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A086D2P7; -.
DR STRING; 1492922.GY26_12650; -.
DR eggNOG; COG1726; Bacteria.
DR OrthoDB; 9774536at2; -.
DR Proteomes; UP000028732; Unassembled WGS sequence.
DR GO; GO:0016655; F:oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor; IEA:UniProtKB-UniRule.
DR GO; GO:0006814; P:sodium ion transport; IEA:UniProtKB-UniRule.
DR HAMAP; MF_00425; NqrA; 1.
DR InterPro; IPR008703; NqrA.
DR InterPro; IPR022615; NqrA_C_domain.
DR NCBIfam; TIGR01936; nqrA; 1.
DR PANTHER; PTHR37839; NA(+)-TRANSLOCATING NADH-QUINONE REDUCTASE SUBUNIT A; 1.
DR PANTHER; PTHR37839:SF1; NA(+)-TRANSLOCATING NADH-QUINONE REDUCTASE SUBUNIT A; 1.
DR Pfam; PF05896; NQRA; 1.
DR Pfam; PF11973; NQRA_SLBB; 1.
PE 3: Inferred from homology;
KW Ion transport {ECO:0000256|ARBA:ARBA00023065, ECO:0000256|HAMAP-
KW Rule:MF_00425};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_00425};
KW Sodium {ECO:0000256|ARBA:ARBA00023053, ECO:0000256|HAMAP-Rule:MF_00425};
KW Sodium transport {ECO:0000256|ARBA:ARBA00023201, ECO:0000256|HAMAP-
KW Rule:MF_00425};
KW Translocase {ECO:0000256|ARBA:ARBA00022967, ECO:0000256|HAMAP-
KW Rule:MF_00425};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|HAMAP-Rule:MF_00425};
KW Ubiquinone {ECO:0000256|ARBA:ARBA00023075, ECO:0000256|HAMAP-
KW Rule:MF_00425}.
FT DOMAIN 263..313
FT /note="Na(+)-translocating NADH-quinone reductase subunit A
FT C-terminal"
FT /evidence="ECO:0000259|Pfam:PF11973"
SQ SEQUENCE 449 AA; 48988 MW; 12A41ACE25D0B489 CRC64;
MIEVKRGLDL PIAGAPEQRI DAGRAVRHVA LLGTDYVGMK PTMEVREGDR VKRGQLLFTD
KKVAGVRFTA PGAGEVVAIH RGEKRRLLSV VIKLDEDEQD VSFTAHGADA LASLSREQVV
EQLVESGLWT ALRTRPFSRT PELDAVPADL FVTAIDTHPL AADPKVVIDA DAEAFRHGLQ
ALRHLTPGKV FVCRRGSAQL PGDELEGIQA EGFDGLHPAG LVGTHIHHLS PVGLQRQVWH
LGYQDVIAVG KLFVDGVLDT SRVVAIGGPR ANNPRLVRTR LGASSRELLD GEIAKPEDTR
VISGSVFGGS QCEGSREFLG RFHNQFSLVE EGNKRAFMGW LSPGRNRHSV MGIYVSQFLG
LPDYAPNTST NGSERAMVPI GAYEKVMPLD ILPTQLLRSL IVGDIETSMQ LGCLELDEED
LSLCTYVCPG KYEYGPILRD NLTMIEKEA
//