ID ISCR_PHOLL Reviewed; 164 AA.
AC Q7N223;
DT 12-DEC-2006, integrated into UniProtKB/Swiss-Prot.
DT 15-DEC-2003, sequence version 1.
DT 27-MAR-2024, entry version 119.
DE RecName: Full=HTH-type transcriptional regulator IscR {ECO:0000255|HAMAP-Rule:MF_01176};
GN Name=iscR {ECO:0000255|HAMAP-Rule:MF_01176}; OrderedLocusNames=plu3284;
OS Photorhabdus laumondii subsp. laumondii (strain DSM 15139 / CIP 105565 /
OS TT01) (Photorhabdus luminescens subsp. laumondii).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Morganellaceae; Photorhabdus.
OX NCBI_TaxID=243265;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 15139 / CIP 105565 / TT01;
RX PubMed=14528314; DOI=10.1038/nbt886;
RA Duchaud E., Rusniok C., Frangeul L., Buchrieser C., Givaudan A.,
RA Taourit S., Bocs S., Boursaux-Eude C., Chandler M., Charles J.-F.,
RA Dassa E., Derose R., Derzelle S., Freyssinet G., Gaudriault S., Medigue C.,
RA Lanois A., Powell K., Siguier P., Vincent R., Wingate V., Zouine M.,
RA Glaser P., Boemare N., Danchin A., Kunst F.;
RT "The genome sequence of the entomopathogenic bacterium Photorhabdus
RT luminescens.";
RL Nat. Biotechnol. 21:1307-1313(2003).
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};
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DR EMBL; BX571870; CAE15658.1; -; Genomic_DNA.
DR RefSeq; WP_011147479.1; NC_005126.1.
DR AlphaFoldDB; Q7N223; -.
DR SMR; Q7N223; -.
DR STRING; 243265.plu3284; -.
DR GeneID; 24169898; -.
DR KEGG; plu:plu3284; -.
DR eggNOG; COG1959; Bacteria.
DR HOGENOM; CLU_107144_0_0_6; -.
DR OrthoDB; 9808360at2; -.
DR Proteomes; UP000002514; 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; Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain; 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 NCBIfam; TIGR02010; IscR; 1.
DR NCBIfam; TIGR00738; rrf2_super; 1.
DR PANTHER; PTHR33221:SF5; HTH-TYPE TRANSCRIPTIONAL REGULATOR ISCR; 1.
DR PANTHER; PTHR33221; WINGED HELIX-TURN-HELIX TRANSCRIPTIONAL REGULATOR, RRF2 FAMILY; 1.
DR Pfam; PF02082; Rrf2; 1.
DR SUPFAM; SSF46785; Winged helix' DNA-binding domain; 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 Reference proteome; Repressor; Transcription; Transcription regulation.
FT CHAIN 1..164
FT /note="HTH-type transcriptional regulator IscR"
FT /id="PRO_0000268921"
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 141..164
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 164 AA; 17910 MW; 9A000FF2B2E48835 CRC64;
MRLTSKGRYA VTAMLDVALH SQEGPVPLAD ISERQGISLS YLEQLFSRLR KNGLVSSVRG
PGGGYLLGKD ASEIVVAEVI FAVDESVDAT RCQGREGCQG GDRCLTHALW RDLSDRITGF
LSSISLEELV NNQEVLDVAG RQDNDKRRAP NGRAQETINV NLRP
//
