ID   YOPB_BACSU              Reviewed;          75 AA.
AC   O31936;
DT   20-JAN-2009, integrated into UniProtKB/Swiss-Prot.
DT   01-JAN-1998, sequence version 1.
DT   03-AUG-2022, entry version 88.
DE   RecName: Full=Putative antitoxin YopB {ECO:0000305};
DE   AltName: Full=SPbeta prophage-derived protein YopB;
GN   Name=yopB; OrderedLocusNames=BSU20950;
OS   Bacillus subtilis (strain 168).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Bacillus.
OX   NCBI_TaxID=224308;
RN   [1]
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: May be the antitoxin component of a type II toxin-antitoxin
CC       (TA) system. Neutralizes the activity of cognate toxin YopC.
CC       {ECO:0000305}.
CC   -!- SUBUNIT: Forms a complex with cognate toxin YopC. {ECO:0000305}.
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DR   EMBL; AL009126; CAB14013.1; -; Genomic_DNA.
DR   RefSeq; NP_389978.1; NC_000964.3.
DR   RefSeq; WP_004399298.1; NZ_JNCM01000036.1.
DR   AlphaFoldDB; O31936; -.
DR   SMR; O31936; -.
DR   STRING; 224308.BSU20950; -.
DR   PaxDb; O31936; -.
DR   PRIDE; O31936; -.
DR   EnsemblBacteria; CAB14013; CAB14013; BSU_20950.
DR   GeneID; 939178; -.
DR   KEGG; bsu:BSU20950; -.
DR   PATRIC; fig|224308.179.peg.2287; -.
DR   eggNOG; COG3655; Bacteria.
DR   OMA; DHEYPTV; -.
DR   BioCyc; BSUB:BSU20950-MON; -.
DR   Proteomes; UP000001570; Chromosome.
DR   GO; GO:0003677; F:DNA binding; IEA:InterPro.
DR   Gene3D; 1.10.260.40; -; 1.
DR   InterPro; IPR001387; Cro/C1-type_HTH.
DR   InterPro; IPR010982; Lambda_DNA-bd_dom_sf.
DR   Pfam; PF13443; HTH_26; 1.
DR   SUPFAM; SSF47413; SSF47413; 1.
PE   4: Predicted;
KW   Reference proteome; Toxin-antitoxin system.
FT   CHAIN           1..75
FT                   /note="Putative antitoxin YopB"
FT                   /id="PRO_0000360460"
SQ   SEQUENCE   75 AA;  9099 MW;  42037A9FB8F45728 CRC64;
     MIRSNLKSII DERKISIRKL SRDIDHEYPT VRKLYNDEME RYPRDLLDKV CTYLNIELQE
     LLIFEKSHNH IDHSG