ID   S1FA_SPIOL              Reviewed;          70 AA.
AC   P42552;
DT   01-NOV-1995, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1995, sequence version 1.
DT   25-MAY-2022, entry version 55.
DE   RecName: Full=DNA-binding protein S1FA;
GN   Name=S1FA;
OS   Spinacia oleracea (Spinach).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   Caryophyllales; Chenopodiaceae; Chenopodioideae; Anserineae; Spinacia.
OX   NCBI_TaxID=3562;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RX   PubMed=7739894; DOI=10.1093/nar/23.7.1165;
RA   Zhou D.-X., Bisanz-Seyer C., Mache R.;
RT   "Molecular cloning of a small DNA binding protein with specificity for a
RT   tissue-specific negative element within the rps1 promoter.";
RL   Nucleic Acids Res. 23:1165-1169(1995).
CC   -!- FUNCTION: DNA-binding protein that specifically recognizes a negative
CC       element (S1F) within the RPS1 promoter.
CC   -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the S1FA transcription factor family.
CC       {ECO:0000305}.
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DR   EMBL; X79543; CAA56077.1; -; mRNA.
DR   PIR; S54730; S47063.
DR   AlphaFoldDB; P42552; -.
DR   SMR; P42552; -.
DR   GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0006355; P:regulation of transcription, DNA-templated; IEA:InterPro.
DR   InterPro; IPR006779; S1FA_DNA-bd.
DR   PANTHER; PTHR35298; PTHR35298; 1.
DR   Pfam; PF04689; S1FA; 1.
PE   3: Inferred from homology;
KW   DNA-binding; Nucleus; Repressor; Transcription; Transcription regulation.
FT   CHAIN           1..70
FT                   /note="DNA-binding protein S1FA"
FT                   /id="PRO_0000132719"
FT   REGION          44..70
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   MOTIF           44..49
FT                   /note="Nuclear localization signal"
FT                   /evidence="ECO:0000255"
FT   COMPBIAS        46..60
FT                   /note="Basic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   70 AA;  7700 MW;  F0DFE1A6FE4F330A CRC64;
     MAVNEVEAKG LNPGLIVLLV IGGLLLTFLV GNFILYTYAQ KNLPPKKKKP ISKKKMKRER
     LKQGVAPPGE