ID   ATPZ_PRIM1              Reviewed;         123 AA.
AC   P20598; D5DWG8;
DT   01-FEB-1991, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-1991, sequence version 1.
DT   25-MAY-2022, entry version 106.
DE   RecName: Full=ATP synthase protein I;
GN   Name=atpI; OrderedLocusNames=BMQ_5155;
OS   Priestia megaterium (strain ATCC 12872 / QMB1551) (Bacillus megaterium).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Priestia.
OX   NCBI_TaxID=545693;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=2521483; DOI=10.1016/s0021-9258(18)94219-5;
RA   Brusilow W.S.A., Scarpetta M.A., Hawthorne C.A., Clark W.P.;
RT   "Organization and sequence of the genes coding for the proton-translocating
RT   ATPase of Bacillus megaterium.";
RL   J. Biol. Chem. 264:1528-1533(1989).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 12872 / QMB1551;
RX   PubMed=21705586; DOI=10.1128/jb.00449-11;
RA   Eppinger M., Bunk B., Johns M.A., Edirisinghe J.N., Kutumbaka K.K.,
RA   Koenig S.S., Creasy H.H., Rosovitz M.J., Riley D.R., Daugherty S.,
RA   Martin M., Elbourne L.D., Paulsen I., Biedendieck R., Braun C.,
RA   Grayburn S., Dhingra S., Lukyanchuk V., Ball B., Ul-Qamar R., Seibel J.,
RA   Bremer E., Jahn D., Ravel J., Vary P.S.;
RT   "Genome sequences of the biotechnologically important Bacillus megaterium
RT   strains QM B1551 and DSM319.";
RL   J. Bacteriol. 193:4199-4213(2011).
CC   -!- FUNCTION: A possible function for this protein is to guide the assembly
CC       of the membrane sector of the ATPase enzyme complex.
CC   -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000305}; Multi-pass membrane
CC       protein {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the bacterial AtpI family. {ECO:0000305}.
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DR   EMBL; M20255; AAA82519.1; -; Genomic_DNA.
DR   EMBL; CP001983; ADE72133.1; -; Genomic_DNA.
DR   PIR; A31482; A31482.
DR   RefSeq; WP_013059806.1; NC_014019.1.
DR   AlphaFoldDB; P20598; -.
DR   STRING; 545693.BMQ_5155; -.
DR   TCDB; 1.A.77.3.4; the mg(2+)/ca(2+) uniporter (mcu) family.
DR   EnsemblBacteria; ADE72133; ADE72133; BMQ_5155.
DR   GeneID; 48015631; -.
DR   GeneID; 64144387; -.
DR   KEGG; bmq:BMQ_5155; -.
DR   eggNOG; ENOG5032XWN; Bacteria.
DR   HOGENOM; CLU_147331_0_0_9; -.
DR   OMA; AYSMYRR; -.
DR   OrthoDB; 1969481at2; -.
DR   Proteomes; UP000000935; Chromosome.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0045263; C:proton-transporting ATP synthase complex, coupling factor F(o); IEA:UniProtKB-KW.
DR   GO; GO:0006811; P:ion transport; IEA:UniProtKB-KW.
DR   InterPro; IPR005598; ATP_synth_I.
DR   InterPro; IPR039072; ATP_synth_I_Bacilli.
DR   PANTHER; PTHR40035; PTHR40035; 1.
DR   Pfam; PF03899; ATP-synt_I; 1.
PE   3: Inferred from homology;
KW   Cell membrane; CF(0); Hydrogen ion transport; Ion transport; Membrane;
KW   Reference proteome; Transmembrane; Transmembrane helix; Transport.
FT   CHAIN           1..123
FT                   /note="ATP synthase protein I"
FT                   /id="PRO_0000071703"
FT   TRANSMEM        15..35
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        36..53
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        72..92
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        97..117
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   123 AA;  14031 MW;  8A401B2350F34744 CRC64;
     MQDLQHVFPR LRSYILYLLA LYVLGWGFTS YKAVFAGLIL GTALSLYNLW NLVRKFEQFG
     QALDEGKKPR SIGTVVRFAT AALAVVITIS YPKTFHIISV VVGLMTYYVV IIIDLVVQNM
     RRR