ID   ANT_BPP1                Reviewed;         322 AA.
AC   P19655; Q6LBS4;
DT   01-FEB-1991, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-1991, sequence version 1.
DT   25-MAY-2022, entry version 51.
DE   RecName: Full=Antirepressor protein 1;
DE            Short=ant1;
DE   AltName: Full=Repressor bypass protein B;
DE            Short=rebB;
DE   Contains:
DE     RecName: Full=Antirepressor protein 2;
DE              Short=ant2;
DE     AltName: Full=Repressor bypass protein A;
DE              Short=rebA;
GN   Name=ant; Synonyms=reb;
OS   Escherichia phage P1 (Bacteriophage P1).
OC   Viruses; Duplodnaviria; Heunggongvirae; Uroviricota; Caudoviricetes;
OC   Caudovirales; Myoviridae; Punavirus.
OX   NCBI_TaxID=2886926;
OH   NCBI_TaxID=543; Enterobacteriaceae.
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=2661831; DOI=10.1016/0022-2836(89)90445-2;
RA   Hansen E.B.;
RT   "Structure and regulation of the lytic replicon of phage P1.";
RL   J. Mol. Biol. 207:135-149(1989).
CC   -!- FUNCTION: Antagonist of the C1 repressor or repressor bypass function.
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DR   EMBL; X15639; CAA33659.1; -; Genomic_DNA.
DR   EMBL; X15639; CAA33660.1; -; Genomic_DNA.
DR   PIR; S04261; ATBPP1.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR   InterPro; IPR005039; Ant_C.
DR   Pfam; PF03374; ANT; 1.
PE   4: Predicted;
KW   DNA-binding.
FT   CHAIN           1..322
FT                   /note="Antirepressor protein 1"
FT                   /id="PRO_0000003348"
FT   CHAIN           84..322
FT                   /note="Antirepressor protein 2"
FT                   /evidence="ECO:0000255"
FT                   /id="PRO_0000003349"
FT   DNA_BIND        258..277
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   322 AA;  35995 MW;  80981CE2AA7A851A CRC64;
     MKKPLVTRNE IAEAIALHTA CMPTREIPGA IANYFMITRR FYTRTDKAVI NRLLIAEIRD
     YLIEQGRLRY ATVAAEIRKE AHRMTGNNLN VEKTAPVTSA TPAPAVNIIP NTGDTIDSQT
     LLKMVNEARK LCGEPEVRNN KFIEKILDEL EGEFYTKSAK SHGTRAGRSF EVITMTYKQA
     LRVAARESKA VRRSLIDKLE ELQQANSPAP SIPQTLPEAL RLAAELAEQK MQLEQQLVAA
     APKVDFADRV SVANGILIGN FAKVVGLKQN ALFSWLRQNG ILMAFGARKN VPRQQYINAG
     YFTVKEVVLD DENGYQIRLT PN