ID A0A2U2N2R7_9GAMM Unreviewed; 513 AA.
AC A0A2U2N2R7;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 24-JAN-2024, entry version 18.
DE RecName: Full=ATP synthase subunit alpha {ECO:0000256|HAMAP-Rule:MF_01346};
DE EC=7.1.2.2 {ECO:0000256|HAMAP-Rule:MF_01346};
DE AltName: Full=ATP synthase F1 sector subunit alpha {ECO:0000256|HAMAP-Rule:MF_01346};
DE AltName: Full=F-ATPase subunit alpha {ECO:0000256|HAMAP-Rule:MF_01346};
GN Name=atpA {ECO:0000256|HAMAP-Rule:MF_01346};
GN ORFNames=DEM34_08675 {ECO:0000313|EMBL:PWG63372.1};
OS Spiribacter halobius.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Chromatiales;
OC Ectothiorhodospiraceae; Spiribacter.
OX NCBI_TaxID=2182432 {ECO:0000313|EMBL:PWG63372.1, ECO:0000313|Proteomes:UP000245474};
RN [1] {ECO:0000313|EMBL:PWG63372.1, ECO:0000313|Proteomes:UP000245474}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=E85 {ECO:0000313|EMBL:PWG63372.1,
RC ECO:0000313|Proteomes:UP000245474};
RA Zheng W.-S., Lu D.-C., Du Z.-J.;
RT "Spiribacter halobius sp. nov., a moderately halophilic bacterium isolated
RT from marine solar saltern.";
RL Submitted (MAY-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Produces ATP from ADP in the presence of a proton gradient
CC across the membrane. The alpha chain is a regulatory subunit.
CC {ECO:0000256|ARBA:ARBA00003784, ECO:0000256|HAMAP-Rule:MF_01346}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + 4 H(+)(in) + H2O = ADP + 5 H(+)(out) + phosphate;
CC Xref=Rhea:RHEA:57720, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:456216; EC=7.1.2.2;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01346};
CC -!- SUBUNIT: F-type ATPases have 2 components, CF(1) - the catalytic core
CC - and CF(0) - the membrane proton channel. CF(1) has five subunits:
CC alpha(3), beta(3), gamma(1), delta(1), epsilon(1). CF(0) has four main
CC subunits: a(1), b(1), b'(1) and c(9-12).
CC {ECO:0000256|ARBA:ARBA00026013}.
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|HAMAP-Rule:MF_01346};
CC Peripheral membrane protein {ECO:0000256|HAMAP-Rule:MF_01346}.
CC -!- SIMILARITY: Belongs to the ATPase alpha/beta chains family. T3SS ATPase
CC subfamily. {ECO:0000256|ARBA:ARBA00024342}.
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:PWG63372.1}.
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DR EMBL; QFFI01000011; PWG63372.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2U2N2R7; -.
DR OrthoDB; 9803053at2; -.
DR Proteomes; UP000245474; Unassembled WGS sequence.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0046933; F:proton-transporting ATP synthase activity, rotational mechanism; IEA:UniProtKB-UniRule.
DR GO; GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:UniProtKB-EC.
DR CDD; cd18113; ATP-synt_F1_alpha_C; 1.
DR CDD; cd18116; ATP-synt_F1_alpha_N; 1.
DR CDD; cd01132; F1-ATPase_alpha_CD; 1.
DR Gene3D; 2.40.30.20; -; 1.
DR Gene3D; 1.20.150.20; ATP synthase alpha/beta chain, C-terminal domain; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR HAMAP; MF_01346; ATP_synth_alpha_bact; 1.
DR InterPro; IPR023366; ATP_synth_asu-like_sf.
DR InterPro; IPR000793; ATP_synth_asu_C.
DR InterPro; IPR038376; ATP_synth_asu_C_sf.
DR InterPro; IPR033732; ATP_synth_F1_a_nt-bd_dom.
DR InterPro; IPR005294; ATP_synth_F1_asu.
DR InterPro; IPR020003; ATPase_a/bsu_AS.
DR InterPro; IPR004100; ATPase_F1/V1/A1_a/bsu_N.
DR InterPro; IPR036121; ATPase_F1/V1/A1_a/bsu_N_sf.
DR InterPro; IPR000194; ATPase_F1/V1/A1_a/bsu_nucl-bd.
DR InterPro; IPR027417; P-loop_NTPase.
DR NCBIfam; TIGR00962; atpA; 1.
DR PANTHER; PTHR48082; ATP SYNTHASE SUBUNIT ALPHA, MITOCHONDRIAL; 1.
DR PANTHER; PTHR48082:SF2; ATP SYNTHASE SUBUNIT ALPHA, MITOCHONDRIAL; 1.
DR Pfam; PF00006; ATP-synt_ab; 1.
DR Pfam; PF00306; ATP-synt_ab_C; 1.
DR Pfam; PF02874; ATP-synt_ab_N; 1.
DR PIRSF; PIRSF039088; F_ATPase_subunit_alpha; 1.
DR SUPFAM; SSF47917; C-terminal domain of alpha and beta subunits of F1 ATP synthase; 1.
DR SUPFAM; SSF50615; N-terminal domain of alpha and beta subunits of F1 ATP synthase; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR PROSITE; PS00152; ATPASE_ALPHA_BETA; 1.
PE 3: Inferred from homology;
KW ATP synthesis {ECO:0000256|ARBA:ARBA00023310, ECO:0000256|HAMAP-
KW Rule:MF_01346};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_01346};
KW Cell membrane {ECO:0000256|ARBA:ARBA00022475, ECO:0000256|HAMAP-
KW Rule:MF_01346};
KW CF(1) {ECO:0000256|ARBA:ARBA00023196, ECO:0000256|HAMAP-Rule:MF_01346};
KW Hydrogen ion transport {ECO:0000256|ARBA:ARBA00022781, ECO:0000256|HAMAP-
KW Rule:MF_01346};
KW Ion transport {ECO:0000256|ARBA:ARBA00023065, ECO:0000256|HAMAP-
KW Rule:MF_01346};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|HAMAP-Rule:MF_01346};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_01346}; Reference proteome {ECO:0000313|Proteomes:UP000245474};
KW Translocase {ECO:0000256|ARBA:ARBA00022967, ECO:0000256|HAMAP-
KW Rule:MF_01346};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|HAMAP-Rule:MF_01346}.
FT DOMAIN 29..92
FT /note="ATPase F1/V1/A1 complex alpha/beta subunit N-
FT terminal"
FT /evidence="ECO:0000259|Pfam:PF02874"
FT DOMAIN 149..375
FT /note="ATPase F1/V1/A1 complex alpha/beta subunit
FT nucleotide-binding"
FT /evidence="ECO:0000259|Pfam:PF00006"
FT DOMAIN 382..507
FT /note="ATP synthase alpha subunit C-terminal"
FT /evidence="ECO:0000259|Pfam:PF00306"
FT BINDING 169..176
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01346"
FT SITE 373
FT /note="Required for activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01346"
SQ SEQUENCE 513 AA; 55262 MW; EB5B15DDCD7EFA1E CRC64;
MQLNPTEISD LIKQRIENFE AVAEARTEGT VVSVTDGIVR IHGLADAMQG EMLEFPGETY
GMALNLERDS VGAVILGDYS HLSEGDSVKT TGRILEVPVG ESLLGRVVNA LGAPIDGKGE
FKAEGSAPVE KVAPGVITRQ SVDQPVQTGL KAIDSMVPIG RGQRELIIGD RQTGKTAVAV
DTIINQKGTG IKCIYVAVGQ KNSSIANVVR KLEEHGAMEH TVVVAAAAAE SAALQFIAPY
AGCTMGEYFR DRGEDALIIY DDLSKQAVAY RQVSLLLRRP PGREAFPGDV FYLHSRLLER
AARINAHEVE RRTNGEVKGK TGSLTALPII ETQAGDVSAF VPTNVISITD GQIYLESDLF
NAGVRPAINA GLSVSRVGGS AQTKVIKKLG GGIRLALAQY RELAAFSQFA SDLDEATRKQ
LERGQRAMEV LKQKQYSPLS VAYMAVSLFA LNEGYLDEVE VSKVTAFEEQ LHQHIGANHA
ELVKKINEVG EYTDEVAEGL KNALEDFKAN GSW
//