ID   DNU4_RHORU              Reviewed;         108 AA.
AC   P15017;
DT   01-APR-1990, integrated into UniProtKB/Swiss-Prot.
DT   01-APR-1990, sequence version 1.
DT   25-MAY-2022, entry version 72.
DE   RecName: Full=Uncharacterized transcriptional regulator in ATPase CF(0) region;
DE   AltName: Full=URF4;
OS   Rhodospirillum rubrum.
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhodospirillales;
OC   Rhodospirillaceae; Rhodospirillum.
OX   NCBI_TaxID=1085;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=2902844; DOI=10.1042/bj2540109;
RA   Falk G., Walker J.E.;
RT   "DNA sequence of a gene cluster coding for subunits of the F0 membrane
RT   sector of ATP synthase in Rhodospirillum rubrum. Support for modular
RT   evolution of the F1 and F0 sectors.";
RL   Biochem. J. 254:109-122(1988).
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DR   EMBL; M37308; AAA26459.1; -; Genomic_DNA.
DR   EMBL; X12757; CAA31250.1; -; Genomic_DNA.
DR   PIR; S01151; S01151.
DR   AlphaFoldDB; P15017; -.
DR   SMR; P15017; -.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR   CDD; cd00093; HTH_XRE; 1.
DR   Gene3D; 1.10.260.40; -; 1.
DR   InterPro; IPR001387; Cro/C1-type_HTH.
DR   InterPro; IPR010982; Lambda_DNA-bd_dom_sf.
DR   Pfam; PF01381; HTH_3; 1.
DR   SMART; SM00530; HTH_XRE; 1.
DR   SUPFAM; SSF47413; SSF47413; 1.
DR   PROSITE; PS50943; HTH_CROC1; 1.
PE   4: Predicted;
KW   DNA-binding; Transcription; Transcription regulation.
FT   CHAIN           1..108
FT                   /note="Uncharacterized transcriptional regulator in ATPase
FT                   CF(0) region"
FT                   /id="PRO_0000149747"
FT   DOMAIN          20..74
FT                   /note="HTH cro/C1-type"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00257"
FT   DNA_BIND        31..50
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00257"
SQ   SEQUENCE   108 AA;  12489 MW;  B0152E40FA673E07 CRC64;
     MPESDTRTIH HVDAHVGQRV RQRRTALILD QETLARRIGV SFQQIQKYER GRNRISASRL
     YDIAKALAVP IDYFFSDLER GDPRHDGLWP RTWGAWPKAG APRPIRCA