ISCR_ECOK1
ID ISCR_ECOK1 Reviewed; 162 AA.
AC A1AE68;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 23-JAN-2007, sequence version 1.
DT 03-AUG-2022, entry version 99.
DE RecName: Full=HTH-type transcriptional regulator IscR {ECO:0000255|HAMAP-Rule:MF_01176};
GN Name=iscR {ECO:0000255|HAMAP-Rule:MF_01176}; OrderedLocusNames=Ecok1_24640;
GN ORFNames=APECO1_3994;
OS Escherichia coli O1:K1 / APEC.
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Escherichia.
OX NCBI_TaxID=405955;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=17293413; DOI=10.1128/jb.01726-06;
RA Johnson T.J., Kariyawasam S., Wannemuehler Y., Mangiamele P., Johnson S.J.,
RA Doetkott C., Skyberg J.A., Lynne A.M., Johnson J.R., Nolan L.K.;
RT "The genome sequence of avian pathogenic Escherichia coli strain O1:K1:H7
RT shares strong similarities with human extraintestinal pathogenic E. coli
RT genomes.";
RL J. Bacteriol. 189:3228-3236(2007).
CC -!- FUNCTION: Regulates the transcription of several operons and genes
CC involved in the biogenesis of Fe-S clusters and Fe-S-containing
CC proteins. {ECO:0000255|HAMAP-Rule:MF_01176}.
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01176};
CC Note=Binds 1 [2Fe-2S] cluster. {ECO:0000255|HAMAP-Rule:MF_01176};
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP000468; ABJ01958.1; -; Genomic_DNA.
DR RefSeq; WP_001241357.1; NC_008563.1.
DR AlphaFoldDB; A1AE68; -.
DR SMR; A1AE68; -.
DR EnsemblBacteria; ABJ01958; ABJ01958; APECO1_3994.
DR GeneID; 60903810; -.
DR KEGG; ecv:APECO1_3994; -.
DR HOGENOM; CLU_107144_0_0_6; -.
DR OMA; YGLTIMM; -.
DR Proteomes; UP000008216; Chromosome.
DR GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0003700; F:DNA-binding transcription factor activity; IEA:UniProtKB-UniRule.
DR GO; GO:0003690; F:double-stranded DNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0005506; F:iron ion binding; IEA:UniProtKB-UniRule.
DR Gene3D; 1.10.10.10; -; 1.
DR HAMAP; MF_01176; HTH_type_IscR; 1.
DR InterPro; IPR010242; TF_HTH_IscR.
DR InterPro; IPR030489; TR_Rrf2-type_CS.
DR InterPro; IPR000944; Tscrpt_reg_Rrf2.
DR InterPro; IPR036388; WH-like_DNA-bd_sf.
DR InterPro; IPR036390; WH_DNA-bd_sf.
DR PANTHER; PTHR33221; PTHR33221; 1.
DR Pfam; PF02082; Rrf2; 1.
DR SUPFAM; SSF46785; SSF46785; 1.
DR TIGRFAMs; TIGR02010; IscR; 1.
DR TIGRFAMs; TIGR00738; rrf2_super; 1.
DR PROSITE; PS01332; HTH_RRF2_1; 1.
DR PROSITE; PS51197; HTH_RRF2_2; 1.
PE 3: Inferred from homology;
KW 2Fe-2S; Activator; DNA-binding; Iron; Iron-sulfur; Metal-binding;
KW Repressor; Transcription; Transcription regulation.
FT CHAIN 1..162
FT /note="HTH-type transcriptional regulator IscR"
FT /id="PRO_1000085417"
FT DOMAIN 2..131
FT /note="HTH rrf2-type"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01176"
FT DNA_BIND 28..51
FT /note="H-T-H motif"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01176"
FT REGION 140..162
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 92
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01176"
FT BINDING 98
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01176"
FT BINDING 104
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01176"
SQ SEQUENCE 162 AA; 17337 MW; DE82977C3774E3BD CRC64;
MRLTSKGRYA VTAMLDVALN SEAGPVPLAD ISERQGISLS YLEQLFSRLR KNGLVSSVRG
PGGGYLLGKD ASSIAVGEVI SAVDESVDAT RCQGKGGCQG GDKCLTHALW RDLSDRLTGF
LNNITLGELV NNQEVLDVSG RQHTHDAPRT RTQDAIDVKL RA