ID   VATB_HALVD              Reviewed;         468 AA.
AC   Q48333; D4GZU6;
DT   01-NOV-1997, integrated into UniProtKB/Swiss-Prot.
DT   21-SEP-2011, sequence version 2.
DT   03-AUG-2022, entry version 118.
DE   RecName: Full=V-type ATP synthase beta chain;
DE   AltName: Full=V-ATPase subunit B;
GN   Name=atpB; OrderedLocusNames=HVO_0317;
OS   Haloferax volcanii (strain ATCC 29605 / DSM 3757 / JCM 8879 / NBRC 14742 /
OS   NCIMB 2012 / VKM B-1768 / DS2) (Halobacterium volcanii).
OC   Archaea; Euryarchaeota; Stenosarchaea group; Halobacteria; Haloferacales;
OC   Haloferacaceae; Haloferax.
OX   NCBI_TaxID=309800;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND CHARACTERIZATION.
RC   STRAIN=DS2 / WR 340;
RX   PubMed=7599166; DOI=10.1016/0167-4838(95)00033-q;
RA   Steinert K., Kroth-Pancic P.G., Bickel-Sandkoetter S.;
RT   "Nucleotide sequence of the ATPase A- and B-subunits of the halophilic
RT   archaebacterium Haloferax volcanii and characterization of the enzyme.";
RL   Biochim. Biophys. Acta 1249:137-144(1995).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 29605 / DSM 3757 / JCM 8879 / NBRC 14742 / NCIMB 2012 / VKM
RC   B-1768 / DS2;
RX   PubMed=20333302; DOI=10.1371/journal.pone.0009605;
RA   Hartman A.L., Norais C., Badger J.H., Delmas S., Haldenby S., Madupu R.,
RA   Robinson J., Khouri H., Ren Q., Lowe T.M., Maupin-Furlow J.,
RA   Pohlschroder M., Daniels C., Pfeiffer F., Allers T., Eisen J.A.;
RT   "The complete genome sequence of Haloferax volcanii DS2, a model
RT   archaeon.";
RL   PLoS ONE 5:E9605-E9605(2010).
CC   -!- FUNCTION: Produces ATP from ADP in the presence of a proton gradient
CC       across the membrane. The archaeal beta chain is a regulatory subunit.
CC   -!- SIMILARITY: Belongs to the ATPase alpha/beta chains family.
CC       {ECO:0000305}.
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DR   EMBL; X79516; CAA56052.1; -; Genomic_DNA.
DR   EMBL; CP001956; ADE03880.1; -; Genomic_DNA.
DR   PIR; S55896; S45145.
DR   RefSeq; WP_004044606.1; NZ_AOHU01000102.1.
DR   AlphaFoldDB; Q48333; -.
DR   SMR; Q48333; -.
DR   STRING; 309800.C498_17103; -.
DR   EnsemblBacteria; ADE03880; ADE03880; HVO_0317.
DR   GeneID; 8926298; -.
DR   KEGG; hvo:HVO_0317; -.
DR   eggNOG; arCOG00865; Archaea.
DR   HOGENOM; CLU_022916_0_0_2; -.
DR   OMA; GFKIKPR; -.
DR   OrthoDB; 8899at2157; -.
DR   Proteomes; UP000008243; Chromosome.
DR   GO; GO:0033178; C:proton-transporting two-sector ATPase complex, catalytic domain; IEA:InterPro.
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:0042777; P:proton motive force-driven plasma membrane ATP synthesis; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_00310; ATP_synth_B_arch; 1.
DR   InterPro; IPR020003; ATPase_a/bsu_AS.
DR   InterPro; IPR005724; ATPase_A1-cplx_bsu.
DR   InterPro; IPR004100; ATPase_F1/V1/A1_a/bsu_N.
DR   InterPro; IPR000194; ATPase_F1/V1/A1_a/bsu_nucl-bd.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   InterPro; IPR022879; V-ATPase_su_B/beta.
DR   PANTHER; PTHR43389; PTHR43389; 1.
DR   Pfam; PF00006; ATP-synt_ab; 1.
DR   Pfam; PF02874; ATP-synt_ab_N; 1.
DR   PIRSF; PIRSF039114; V-ATPsynth_beta/V-ATPase_B; 1.
DR   SUPFAM; SSF52540; SSF52540; 1.
DR   TIGRFAMs; TIGR01041; ATP_syn_B_arch; 1.
DR   PROSITE; PS00152; ATPASE_ALPHA_BETA; 1.
PE   1: Evidence at protein level;
KW   ATP synthesis; Hydrogen ion transport; Ion transport; Reference proteome;
KW   Transport.
FT   CHAIN           1..468
FT                   /note="V-type ATP synthase beta chain"
FT                   /id="PRO_0000144653"
FT   CONFLICT        468
FT                   /note="A -> R (in Ref. 1; CAA56052)"
FT                   /evidence="ECO:0000305"
SQ   SEQUENCE   468 AA;  51933 MW;  A0AD059AEF6071BB CRC64;
     MKEYQTITEI SGPLVFAEVD EPIGYDEIVE IETPQGETKR GQVLESSEGL VAIQVFEGTS
     GIDRNASVRF LGETLKMPVT EDLLGRVLDG SGQPIDGGPE IVPDERRDIV GAAINPYSRE
     YPEEFIQTGV SAIDGMNTLV RGQKLPIFSA SGLPHNDLAL QIARQATVPE DEESGEESEF
     AVVFGAMGIT QEEANEFMED FERTGALERS VVFTNLADDP AVERTVTPRL ALTTAEYLAF
     DKDYHVLVIL TDMTNYCEAL REIGAAREEV PGRRGYPGYM YTDLAQLYER AGRIQGRDGS
     VTQIPILTMP GDDDTHPIPD LTGYITEGQI YIDRDLNSQG IRPPINPLPS LSRLMDDGIG
     EGLTREDHAD VSDQMYAAYA EGEDLRDLVN IVGREALSER DNKYLDFAER FEAEFVNQGF
     DTDRSIEDTL DIGWDLLSTL PKSELNRIDE ELIEDYYEDD AESVEAEA