ID A0A2S8EVH0_9RHOB Unreviewed; 200 AA.
AC A0A2S8EVH0;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 24-JAN-2024, entry version 16.
DE RecName: Full=HTH-type transcriptional regulator BetI {ECO:0000256|HAMAP-Rule:MF_00768};
GN Name=betI {ECO:0000256|HAMAP-Rule:MF_00768,
GN ECO:0000313|EMBL:PQO23892.1};
GN ORFNames=C2I36_05455 {ECO:0000313|EMBL:PQO23892.1};
OS Rhodobacteraceae bacterium WD3A24.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae.
OX NCBI_TaxID=2086263 {ECO:0000313|EMBL:PQO23892.1, ECO:0000313|Proteomes:UP000237945};
RN [1] {ECO:0000313|EMBL:PQO23892.1, ECO:0000313|Proteomes:UP000237945}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=WD3A24 {ECO:0000313|EMBL:PQO23892.1,
RC ECO:0000313|Proteomes:UP000237945};
RA Wang S.;
RT "The draft genome sequence of Pararoseibaca halophilus WD3A24.";
RL Submitted (JAN-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Repressor involved in choline regulation of the bet genes.
CC {ECO:0000256|HAMAP-Rule:MF_00768}.
CC -!- FUNCTION: Repressor involved in the biosynthesis of the osmoprotectant
CC glycine betaine. It represses transcription of the choline transporter
CC BetT and the genes of BetAB involved in the synthesis of glycine
CC betaine. {ECO:0000256|ARBA:ARBA00024936}.
CC -!- PATHWAY: Amine and polyamine biosynthesis; betaine biosynthesis via
CC choline pathway [regulation]. {ECO:0000256|ARBA:ARBA00004719,
CC ECO:0000256|HAMAP-Rule:MF_00768}.
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:PQO23892.1}.
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DR EMBL; PUHN01000013; PQO23892.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2S8EVH0; -.
DR OrthoDB; 7618612at2; -.
DR UniPathway; UPA00529; -.
DR Proteomes; UP000237945; Unassembled WGS sequence.
DR GO; GO:0003677; F:DNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003700; F:DNA-binding transcription factor activity; IEA:UniProtKB-UniRule.
DR GO; GO:0019285; P:glycine betaine biosynthetic process from choline; IEA:UniProtKB-UniRule.
DR GO; GO:0045892; P:negative regulation of DNA-templated transcription; IEA:UniProtKB-UniRule.
DR Gene3D; 1.10.357.10; Tetracycline Repressor, domain 2; 1.
DR HAMAP; MF_00768; HTH_type_BetI; 1.
DR InterPro; IPR039538; BetI_C.
DR InterPro; IPR009057; Homeobox-like_sf.
DR InterPro; IPR001647; HTH_TetR.
DR InterPro; IPR036271; Tet_transcr_reg_TetR-rel_C_sf.
DR InterPro; IPR017757; Tscrpt_rep_BetI.
DR NCBIfam; TIGR03384; betaine_BetI; 1.
DR PANTHER; PTHR30055:SF234; HTH-TYPE TRANSCRIPTIONAL REGULATOR BETI; 1.
DR PANTHER; PTHR30055; HTH-TYPE TRANSCRIPTIONAL REGULATOR RUTR; 1.
DR Pfam; PF13977; TetR_C_6; 1.
DR Pfam; PF00440; TetR_N; 1.
DR SUPFAM; SSF46689; Homeodomain-like; 1.
DR SUPFAM; SSF48498; Tetracyclin repressor-like, C-terminal domain; 1.
DR PROSITE; PS50977; HTH_TETR_2; 1.
PE 3: Inferred from homology;
KW DNA-binding {ECO:0000256|HAMAP-Rule:MF_00768, ECO:0000256|PROSITE-
KW ProRule:PRU00335}; Reference proteome {ECO:0000313|Proteomes:UP000237945};
KW Repressor {ECO:0000256|ARBA:ARBA00022491, ECO:0000256|HAMAP-Rule:MF_00768};
KW Transcription {ECO:0000256|ARBA:ARBA00023163, ECO:0000256|HAMAP-
KW Rule:MF_00768};
KW Transcription regulation {ECO:0000256|ARBA:ARBA00023015, ECO:0000256|HAMAP-
KW Rule:MF_00768}.
FT DOMAIN 8..68
FT /note="HTH tetR-type"
FT /evidence="ECO:0000259|PROSITE:PS50977"
FT DNA_BIND 31..50
FT /note="H-T-H motif"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00768,
FT ECO:0000256|PROSITE-ProRule:PRU00335"
SQ SEQUENCE 200 AA; 21355 MW; 76131E6DA3592ECB CRC64;
MPKLGMEPIR RDALVKATIA EIGTSGTLDV TVSKIARRAG MSSALAHHYF GSKESMFLAA
MRHVLAVYAA EVRGALAAAE GPRGRALAII RASFAASSFR REAIGAWLNF YVLAQTVPEA
RRLLTLYQRR LDSNLCHALR PLAGGAADAI AAGTAAMIDG AYIREALRDD QPDGAAAAAM
VEDYLDAALA RAREAEEEDR
//