ID HSSR_STAA9 Reviewed; 224 AA. AC A5IVE2; DT 29-APR-2008, integrated into UniProtKB/Swiss-Prot. DT 26-JUN-2007, sequence version 1. DT 27-MAR-2024, entry version 92. DE RecName: Full=Heme response regulator HssR; GN Name=hssR; OrderedLocusNames=SaurJH9_2385; OS Staphylococcus aureus (strain JH9). OC Bacteria; Bacillota; Bacilli; Bacillales; Staphylococcaceae; OC Staphylococcus. OX NCBI_TaxID=359786; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=JH9; RG US DOE Joint Genome Institute; RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., RA Glavina del Rio T., Hammon N., Israni S., Pitluck S., Chain P., RA Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M., RA Hauser L., Kyrpides N., Kim E., Tomasz A., Richardson P.; RT "Complete sequence of chromosome of Staphylococcus aureus subsp. aureus RT JH9."; RL Submitted (MAY-2007) to the EMBL/GenBank/DDBJ databases. CC -!- FUNCTION: Member of the two-component regulatory system HssS/HssR CC involved in intracellular heme homeostasis and tempering of CC staphylococcal virulence. Phosphorylated HssR binds to a direct repeat CC sequence within hrtAB promoter and activates the expression of hrtAB, CC an efflux pump, in response to extracellular heme, hemin, hemoglobin or CC blood (By similarity). {ECO:0000250}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000305}. CC -!- PTM: Phosphorylated by HssS. {ECO:0000250}. 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; CP000703; ABQ50165.1; -; Genomic_DNA. DR RefSeq; WP_000249497.1; NC_009487.1. DR AlphaFoldDB; A5IVE2; -. DR SMR; A5IVE2; -. DR KEGG; saj:SaurJH9_2385; -. DR HOGENOM; CLU_000445_30_3_9; -. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW. DR GO; GO:0000160; P:phosphorelay signal transduction system; IEA:UniProtKB-KW. DR GO; GO:0006355; P:regulation of DNA-templated transcription; IEA:InterPro. DR CDD; cd17574; REC_OmpR; 1. DR CDD; cd00383; trans_reg_C; 1. DR Gene3D; 3.40.50.2300; -; 1. DR Gene3D; 6.10.250.690; -; 1. DR Gene3D; 1.10.10.10; Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain; 1. DR InterPro; IPR011006; CheY-like_superfamily. DR InterPro; IPR001867; OmpR/PhoB-type_DNA-bd. DR InterPro; IPR001789; Sig_transdc_resp-reg_receiver. DR InterPro; IPR039420; WalR-like. DR InterPro; IPR036388; WH-like_DNA-bd_sf. DR PANTHER; PTHR48111:SF49; HEME RESPONSE REGULATOR HSSR; 1. DR PANTHER; PTHR48111; REGULATOR OF RPOS; 1. DR Pfam; PF00072; Response_reg; 1. DR Pfam; PF00486; Trans_reg_C; 1. DR SMART; SM00448; REC; 1. DR SMART; SM00862; Trans_reg_C; 1. DR SUPFAM; SSF52172; CheY-like; 1. DR PROSITE; PS51755; OMPR_PHOB; 1. DR PROSITE; PS50110; RESPONSE_REGULATORY; 1. PE 3: Inferred from homology; KW Activator; Cytoplasm; DNA-binding; Phosphoprotein; Transcription; KW Transcription regulation; Two-component regulatory system; Virulence. FT CHAIN 1..224 FT /note="Heme response regulator HssR" FT /id="PRO_0000331322" FT DOMAIN 3..116 FT /note="Response regulatory" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00169" FT DNA_BIND 124..222 FT /note="OmpR/PhoB-type" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01091" FT MOD_RES 52 FT /note="4-aspartylphosphate" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00169" SQ SEQUENCE 224 AA; 25946 MW; 251BF68572E9155A CRC64; MVQCLVVDDD PRILNYIASH LQTEHIDAYT QPSGEAALKL LEKQRVDIAV VDIMMDGMDG FQLCNTLKND YDIPVIMLTA RDALSDKERA FISGTDDYVT KPFEVKELIF RIRAVLRRYN INSNSEMTIG NLTLNQSYLE LQVSNKTMTL PNKEFQLLFM LAARPKQIFT REQIIEKIWG YDYEGDERTV DVHIKRLRQR LKKLNATLTI ETVRGQGYKV ENHV //