ID   ATPZ_BACSU              Reviewed;         127 AA.
AC   P37816;
DT   01-OCT-1994, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-1994, sequence version 1.
DT   03-AUG-2022, entry version 116.
DE   RecName: Full=ATP synthase protein I;
GN   Name=atpI; OrderedLocusNames=BSU36880;
OS   Bacillus subtilis (strain 168).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Bacillus.
OX   NCBI_TaxID=224308;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=168;
RX   PubMed=7961438; DOI=10.1128/jb.176.22.6802-6811.1994;
RA   Santana M., Ionescu M.S., Vertes A., Longin R., Kunst F., Danchin A.,
RA   Glaser P.;
RT   "Bacillus subtilis F0F1 ATPase: DNA sequence of the atp operon and
RT   characterization of atp mutants.";
RL   J. Bacteriol. 176:6802-6811(1994).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=168;
RX   PubMed=9384377; DOI=10.1038/36786;
RA   Kunst F., Ogasawara N., Moszer I., Albertini A.M., Alloni G., Azevedo V.,
RA   Bertero M.G., Bessieres P., Bolotin A., Borchert S., Borriss R.,
RA   Boursier L., Brans A., Braun M., Brignell S.C., Bron S., Brouillet S.,
RA   Bruschi C.V., Caldwell B., Capuano V., Carter N.M., Choi S.-K.,
RA   Codani J.-J., Connerton I.F., Cummings N.J., Daniel R.A., Denizot F.,
RA   Devine K.M., Duesterhoeft A., Ehrlich S.D., Emmerson P.T., Entian K.-D.,
RA   Errington J., Fabret C., Ferrari E., Foulger D., Fritz C., Fujita M.,
RA   Fujita Y., Fuma S., Galizzi A., Galleron N., Ghim S.-Y., Glaser P.,
RA   Goffeau A., Golightly E.J., Grandi G., Guiseppi G., Guy B.J., Haga K.,
RA   Haiech J., Harwood C.R., Henaut A., Hilbert H., Holsappel S., Hosono S.,
RA   Hullo M.-F., Itaya M., Jones L.-M., Joris B., Karamata D., Kasahara Y.,
RA   Klaerr-Blanchard M., Klein C., Kobayashi Y., Koetter P., Koningstein G.,
RA   Krogh S., Kumano M., Kurita K., Lapidus A., Lardinois S., Lauber J.,
RA   Lazarevic V., Lee S.-M., Levine A., Liu H., Masuda S., Mauel C.,
RA   Medigue C., Medina N., Mellado R.P., Mizuno M., Moestl D., Nakai S.,
RA   Noback M., Noone D., O'Reilly M., Ogawa K., Ogiwara A., Oudega B.,
RA   Park S.-H., Parro V., Pohl T.M., Portetelle D., Porwollik S.,
RA   Prescott A.M., Presecan E., Pujic P., Purnelle B., Rapoport G., Rey M.,
RA   Reynolds S., Rieger M., Rivolta C., Rocha E., Roche B., Rose M., Sadaie Y.,
RA   Sato T., Scanlan E., Schleich S., Schroeter R., Scoffone F., Sekiguchi J.,
RA   Sekowska A., Seror S.J., Serror P., Shin B.-S., Soldo B., Sorokin A.,
RA   Tacconi E., Takagi T., Takahashi H., Takemaru K., Takeuchi M.,
RA   Tamakoshi A., Tanaka T., Terpstra P., Tognoni A., Tosato V., Uchiyama S.,
RA   Vandenbol M., Vannier F., Vassarotti A., Viari A., Wambutt R., Wedler E.,
RA   Wedler H., Weitzenegger T., Winters P., Wipat A., Yamamoto H., Yamane K.,
RA   Yasumoto K., Yata K., Yoshida K., Yoshikawa H.-F., Zumstein E.,
RA   Yoshikawa H., Danchin A.;
RT   "The complete genome sequence of the Gram-positive bacterium Bacillus
RT   subtilis.";
RL   Nature 390:249-256(1997).
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; Z28592; CAA82253.1; -; Genomic_DNA.
DR   EMBL; AL009126; CAB15705.1; -; Genomic_DNA.
DR   PIR; I40360; I40360.
DR   RefSeq; NP_391569.1; NC_000964.3.
DR   RefSeq; WP_003243159.1; NZ_JNCM01000034.1.
DR   AlphaFoldDB; P37816; -.
DR   SMR; P37816; -.
DR   STRING; 224308.BSU36880; -.
DR   TCDB; 1.A.77.3.2; the mg(2+)/ca(2+) uniporter (mcu) family.
DR   PaxDb; P37816; -.
DR   PRIDE; P37816; -.
DR   EnsemblBacteria; CAB15705; CAB15705; BSU_36880.
DR   GeneID; 937003; -.
DR   KEGG; bsu:BSU36880; -.
DR   PATRIC; fig|224308.179.peg.3995; -.
DR   eggNOG; ENOG5032HZ5; Bacteria.
DR   OMA; AYSMYRR; -.
DR   PhylomeDB; P37816; -.
DR   BioCyc; BSUB:BSU36880-MON; -.
DR   Proteomes; UP000001570; 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..127
FT                   /note="ATP synthase protein I"
FT                   /id="PRO_0000071705"
FT   TRANSMEM        13..30
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        33..53
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        97..117
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   127 AA;  14487 MW;  2AD5C8F4AD113EDA CRC64;
     MDDPKLTFSR QRKYLLFILA VYVLGYGLTA YKTVFLGLIL GTVFSLFNFL LLVRRMNAFD
     RAVEKGKSIR SLGSAARWCN AILAVAVAYK NPEYFHMAST VIGLMTIYPV IMIDSFIQLK
     RSSMEER