ID A0A370HCN3_9NOCA Unreviewed; 215 AA.
AC A0A370HCN3;
DT 07-NOV-2018, integrated into UniProtKB/TrEMBL.
DT 07-NOV-2018, sequence version 1.
DT 24-JAN-2024, entry version 15.
DE SubName: Full=TetR family transcriptional regulator {ECO:0000313|EMBL:RDI54467.1};
GN ORFNames=DFR68_102595 {ECO:0000313|EMBL:RDI54467.1};
OS Nocardia mexicana.
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Nocardiaceae;
OC Nocardia.
OX NCBI_TaxID=279262 {ECO:0000313|EMBL:RDI54467.1, ECO:0000313|Proteomes:UP000255355};
RN [1] {ECO:0000313|EMBL:RDI54467.1, ECO:0000313|Proteomes:UP000255355}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 44952 {ECO:0000313|EMBL:RDI54467.1,
RC ECO:0000313|Proteomes:UP000255355};
RA Goeker M.;
RT "Genomic Encyclopedia of Type Strains, Phase IV (KMG-IV): sequencing the
RT most valuable type-strain genomes for metagenomic binning, comparative
RT biology and taxonomic classification.";
RL Submitted (JUL-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: TetR is the repressor of the tetracycline resistance element;
CC its N-terminal region forms a helix-turn-helix structure and binds DNA.
CC Binding of tetracycline to TetR reduces the repressor affinity for the
CC tetracycline resistance gene (tetA) promoter operator sites.
CC {ECO:0000256|ARBA:ARBA00002856}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:RDI54467.1}.
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DR EMBL; QQAZ01000002; RDI54467.1; -; Genomic_DNA.
DR RefSeq; WP_068023822.1; NZ_QQAZ01000002.1.
DR AlphaFoldDB; A0A370HCN3; -.
DR STRING; 1210089.GCA_001613165_04846; -.
DR OrthoDB; 329481at2; -.
DR Proteomes; UP000255355; Unassembled WGS sequence.
DR GO; GO:0003677; F:DNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0045892; P:negative regulation of DNA-templated transcription; IEA:InterPro.
DR GO; GO:0046677; P:response to antibiotic; IEA:UniProtKB-KW.
DR Gene3D; 1.10.10.60; Homeodomain-like; 1.
DR Gene3D; 1.10.357.10; Tetracycline Repressor, domain 2; 1.
DR InterPro; IPR009057; Homeobox-like_sf.
DR InterPro; IPR001647; HTH_TetR.
DR InterPro; IPR004111; Repressor_TetR_C.
DR InterPro; IPR003012; Tet_transcr_reg_TetR.
DR InterPro; IPR036271; Tet_transcr_reg_TetR-rel_C_sf.
DR PANTHER; PTHR30055; HTH-TYPE TRANSCRIPTIONAL REGULATOR RUTR; 1.
DR PANTHER; PTHR30055:SF151; TRANSCRIPTIONAL REGULATORY PROTEIN; 1.
DR Pfam; PF02909; TetR_C_1; 1.
DR Pfam; PF00440; TetR_N; 1.
DR PRINTS; PR00455; HTHTETR.
DR PRINTS; PR00400; TETREPRESSOR.
DR SUPFAM; SSF46689; Homeodomain-like; 1.
DR SUPFAM; SSF48498; Tetracyclin repressor-like, C-terminal domain; 1.
DR PROSITE; PS50977; HTH_TETR_2; 1.
PE 4: Predicted;
KW Antibiotic resistance {ECO:0000256|ARBA:ARBA00023251};
KW DNA-binding {ECO:0000256|PROSITE-ProRule:PRU00335};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Reference proteome {ECO:0000313|Proteomes:UP000255355}.
FT DOMAIN 7..67
FT /note="HTH tetR-type"
FT /evidence="ECO:0000259|PROSITE:PS50977"
FT DNA_BIND 30..49
FT /note="H-T-H motif"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU00335"
SQ SEQUENCE 215 AA; 23682 MW; CAF2EE771E243EB9 CRC64;
MPRRPLPLSR DRVLEAAVRV ADRGGAEAIT MRRVAQELGV EAMSLYHHVP NKDAILDGVV
DVVFAAIELP GGEQDWRGAI RARACSARKV LSRHRWALGL VDSRRNPGPA TLRHHDAVLG
TLRKAGFTLP MAAHAVSLID SYIGGYVLQE ANLPMTTPAD VEDVAGPLLE ELPPDRFPHL
REMIVDHALR PGYDHTEEFD YGLDLILDAL EARRG
//