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Database: UniProt
Entry: A0A2A9G4X3_9VIBR
LinkDB: A0A2A9G4X3_9VIBR
Original site: A0A2A9G4X3_9VIBR 
ID   A0A2A9G4X3_9VIBR        Unreviewed;       199 AA.
AC   A0A2A9G4X3;
DT   20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT   20-DEC-2017, sequence version 1.
DT   24-JAN-2024, entry version 18.
DE   RecName: Full=HTH-type transcriptional regulator BetI {ECO:0000256|HAMAP-Rule:MF_00768};
GN   Name=betI {ECO:0000256|HAMAP-Rule:MF_00768};
GN   ORFNames=ATG66_0489 {ECO:0000313|EMBL:PFG57986.1};
OS   Vibrio sp. ES.051.
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC   Vibrio.
OX   NCBI_TaxID=1761909 {ECO:0000313|EMBL:PFG57986.1, ECO:0000313|Proteomes:UP000223114};
RN   [1] {ECO:0000313|EMBL:PFG57986.1, ECO:0000313|Proteomes:UP000223114}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ES.051 {ECO:0000313|EMBL:PFG57986.1,
RC   ECO:0000313|Proteomes:UP000223114};
RA   Fredrickson J.;
RT   "Microbial Interactions in Extremophilic Mat Communities.";
RL   Submitted (OCT-2017) 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:PFG57986.1}.
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DR   EMBL; PDJL01000003; PFG57986.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A2A9G4X3; -.
DR   OrthoDB; 7618612at2; -.
DR   UniPathway; UPA00529; -.
DR   Proteomes; UP000223114; 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; IPR023772; DNA-bd_HTH_TetR-type_CS.
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; PS01081; HTH_TETR_1; 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};
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   199 AA;  22501 MW;  DC254654DA71FF05 CRC64;
     MPKVGMPEIR KPQLVKATMS VIDRVGLHAA SISLISKEAG VSTGIINHYF GGKHGLLEET
     MREILRQLSS TITQKLRELP SDAHQQRINA IIDGNFVGYQ AENQVAKTWL AFWSYSMHDE
     QLKRLQRVNE RRLLSHLRKE LKALLNTEQA ELVANGIASL IDGIWLRGTL NPQGIDAGKA
     RIIINDYLEK QLTYYSQKN
//
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