ID   Y557_PICTO              Reviewed;         311 AA.
AC   Q6L1L0;
DT   31-OCT-2006, integrated into UniProtKB/Swiss-Prot.
DT   05-JUL-2004, sequence version 1.
DT   25-MAY-2022, entry version 99.
DE   RecName: Full=Putative HTH-type transcriptional regulatory protein PTO0557 {ECO:0000255|HAMAP-Rule:MF_00584};
GN   OrderedLocusNames=PTO0557;
OS   Picrophilus torridus (strain ATCC 700027 / DSM 9790 / JCM 10055 / NBRC
OS   100828).
OC   Archaea; Candidatus Thermoplasmatota; Thermoplasmata; Thermoplasmatales;
OC   Picrophilaceae; Picrophilus.
OX   NCBI_TaxID=263820;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 700027 / DSM 9790 / JCM 10055 / NBRC 100828;
RX   PubMed=15184674; DOI=10.1073/pnas.0401356101;
RA   Fuetterer O., Angelov A., Liesegang H., Gottschalk G., Schleper C.,
RA   Schepers B., Dock C., Antranikian G., Liebl W.;
RT   "Genome sequence of Picrophilus torridus and its implications for life
RT   around pH 0.";
RL   Proc. Natl. Acad. Sci. U.S.A. 101:9091-9096(2004).
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DR   EMBL; AE017261; AAT43142.1; -; Genomic_DNA.
DR   RefSeq; WP_011177358.1; NC_005877.1.
DR   AlphaFoldDB; Q6L1L0; -.
DR   SMR; Q6L1L0; -.
DR   STRING; 263820.PTO0557; -.
DR   EnsemblBacteria; AAT43142; AAT43142; PTO0557.
DR   GeneID; 2843930; -.
DR   KEGG; pto:PTO0557; -.
DR   eggNOG; arCOG04152; Archaea.
DR   HOGENOM; CLU_075726_0_0_2; -.
DR   OMA; PGVVYFR; -.
DR   OrthoDB; 76134at2157; -.
DR   Proteomes; UP000000438; Chromosome.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0003700; F:DNA-binding transcription factor activity; IEA:UniProtKB-UniRule.
DR   CDD; cd00093; HTH_XRE; 1.
DR   Gene3D; 1.10.260.40; -; 1.
DR   HAMAP; MF_00584; HTH_type_cro_C1; 1.
DR   InterPro; IPR020886; Arc_TR_HTH.
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   3: Inferred from homology;
KW   DNA-binding; Reference proteome; Transcription; Transcription regulation.
FT   CHAIN           1..311
FT                   /note="Putative HTH-type transcriptional regulatory protein
FT                   PTO0557"
FT                   /id="PRO_0000259354"
FT   DOMAIN          132..186
FT                   /note="HTH cro/C1-type"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00584"
FT   DNA_BIND        143..162
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00584"
SQ   SEQUENCE   311 AA;  36032 MW;  6AF621FA9EA569B7 CRC64;
     MDYRHDLIIK LYDALIKNGF NVSEPDLYGL VTFDLICRRN DEKYIIKVLY NIDTFSRLSI
     SSLMAMASVT KSSIIVIGEK SGSGRLEDGI LYYRHHIPIM SFKTFIDYIN GESPYIYSAP
     GGYYVSIDGD KMRRIRELKG YSVGYLSSKL GISRRSISLY ESGSSATIDI YLKLEETLGE
     DLTKDIDIRN EKYDYNIKDD IKDVFIRETF QMLSALGYSY EYIKKSPFDG FSYDPETMFM
     LGIFNNYMEN ERIISIKKIS QVLNNIPLII QKEYTEKENI YGCPVVSISE LRSMGSMYAF
     KKLVEKRYSY D