MALT_SALTY
ID MALT_SALTY Reviewed; 901 AA.
AC Q8ZLI3;
DT 26-APR-2004, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2002, sequence version 1.
DT 03-AUG-2022, entry version 110.
DE RecName: Full=HTH-type transcriptional regulator MalT {ECO:0000255|HAMAP-Rule:MF_01247};
DE AltName: Full=ATP-dependent transcriptional activator MalT {ECO:0000255|HAMAP-Rule:MF_01247};
GN Name=malT {ECO:0000255|HAMAP-Rule:MF_01247}; OrderedLocusNames=STM3515;
OS Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Salmonella.
OX NCBI_TaxID=99287;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LT2 / SGSC1412 / ATCC 700720;
RX PubMed=11677609; DOI=10.1038/35101614;
RA McClelland M., Sanderson K.E., Spieth J., Clifton S.W., Latreille P.,
RA Courtney L., Porwollik S., Ali J., Dante M., Du F., Hou S., Layman D.,
RA Leonard S., Nguyen C., Scott K., Holmes A., Grewal N., Mulvaney E.,
RA Ryan E., Sun H., Florea L., Miller W., Stoneking T., Nhan M., Waterston R.,
RA Wilson R.K.;
RT "Complete genome sequence of Salmonella enterica serovar Typhimurium LT2.";
RL Nature 413:852-856(2001).
CC -!- FUNCTION: Positively regulates the transcription of the maltose regulon
CC whose gene products are responsible for uptake and catabolism of malto-
CC oligosaccharides. Specifically binds to the promoter region of its
CC target genes, recognizing a short DNA motif called the MalT box.
CC {ECO:0000255|HAMAP-Rule:MF_01247}.
CC -!- ACTIVITY REGULATION: Activated by ATP and maltotriose, which are both
CC required for DNA binding. {ECO:0000255|HAMAP-Rule:MF_01247}.
CC -!- SUBUNIT: Monomer in solution. Oligomerizes to an active state in the
CC presence of the positive effectors ATP and maltotriose.
CC {ECO:0000255|HAMAP-Rule:MF_01247}.
CC -!- SIMILARITY: Belongs to the MalT family. {ECO:0000255|HAMAP-
CC Rule:MF_01247}.
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DR EMBL; AE006468; AAL22377.1; -; Genomic_DNA.
DR RefSeq; NP_462418.1; NC_003197.2.
DR RefSeq; WP_000907029.1; NC_003197.2.
DR AlphaFoldDB; Q8ZLI3; -.
DR SMR; Q8ZLI3; -.
DR STRING; 99287.STM3515; -.
DR PaxDb; Q8ZLI3; -.
DR EnsemblBacteria; AAL22377; AAL22377; STM3515.
DR GeneID; 1255038; -.
DR KEGG; stm:STM3515; -.
DR PATRIC; fig|99287.12.peg.3715; -.
DR HOGENOM; CLU_006325_3_0_6; -.
DR OMA; SDWVSNA; -.
DR PhylomeDB; Q8ZLI3; -.
DR BioCyc; SENT99287:STM3515-MON; -.
DR Proteomes; UP000001014; Chromosome.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR GO; GO:0003700; F:DNA-binding transcription factor activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005975; P:carbohydrate metabolic process; IEA:UniProtKB-KW.
DR GO; GO:0045913; P:positive regulation of carbohydrate metabolic process; IEA:UniProtKB-UniRule.
DR GO; GO:0045893; P:positive regulation of transcription, DNA-templated; IEA:UniProtKB-UniRule.
DR CDD; cd06170; LuxR_C_like; 1.
DR Gene3D; 1.10.10.10; -; 1.
DR Gene3D; 1.25.40.10; -; 1.
DR HAMAP; MF_01247; HTH_type_MalT; 1.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR016032; Sig_transdc_resp-reg_C-effctor.
DR InterPro; IPR011990; TPR-like_helical_dom_sf.
DR InterPro; IPR041617; TPR_MalT.
DR InterPro; IPR023768; Tscrpt_reg_HTH_MalT.
DR InterPro; IPR000792; Tscrpt_reg_LuxR_C.
DR InterPro; IPR036388; WH-like_DNA-bd_sf.
DR Pfam; PF00196; GerE; 1.
DR Pfam; PF17874; TPR_MalT; 1.
DR PRINTS; PR00038; HTHLUXR.
DR SMART; SM00421; HTH_LUXR; 1.
DR SUPFAM; SSF46894; SSF46894; 1.
DR SUPFAM; SSF48452; SSF48452; 1.
DR SUPFAM; SSF52540; SSF52540; 1.
DR PROSITE; PS00622; HTH_LUXR_1; 1.
DR PROSITE; PS50043; HTH_LUXR_2; 1.
PE 3: Inferred from homology;
KW Activator; ATP-binding; Carbohydrate metabolism; DNA-binding;
KW Nucleotide-binding; Reference proteome; Transcription;
KW Transcription regulation.
FT CHAIN 1..901
FT /note="HTH-type transcriptional regulator MalT"
FT /id="PRO_0000184168"
FT DOMAIN 829..894
FT /note="HTH luxR-type"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01247"
FT DNA_BIND 853..872
FT /note="H-T-H motif"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01247"
FT BINDING 39..46
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01247"
SQ SEQUENCE 901 AA; 102963 MW; F4F0BC99148F2ECD CRC64;
MLIPSKLSRP VRLDHTVVRE RLLAKLSGAN NFRLALVTSP AGYGKTTLVS QWAAGKNELG
WYSLDEGDNQ QERFASYLIA AIQQATGGHC STSEAMAQKR QYASLTSLFA QLFIELAQWH
RPLYLVIDDY HLITNPVIHD AMRFFLRHQP ENFTLVVLSR NLPQLGIANL RVRDQLLEIG
SQQLAFNHQE AKQFFDRRLS SPIEAAESSR MCDDVAGWAT ALQLIALSAR QNHTSAHHSA
RRLAGINASH LSDYLVDEVL DNVDVSTRHF LLKSAILRSM NDALIVRVTG EENGQMRLEE
IERQGLFLQR MDDTGEWFSY HPLFGSFLRQ RCQWELAAEL PEIHRAAAES WMEQGFPSEA
IHHALAAGDA QMLRDILLNH AWGLFNHSEL ALLEESLKAL PWESLLENPR LVLLQAWLMQ
SQHRYSEVNT LLARAEQEIK GVMDGTLHAE FNALRAQVAI NDGNPEEAER LAKLALDELP
LAWFYSRIVA TSVHGEVLHC KGDLSQSLSL MQQTEQMARH HDVWHYALWS LIQQSEIQFA
QGFLQAAWET QERAFQLIKE QHLEQLPMHE FLVRIRAQLL WAWARLDEAE ASARSGIAVL
STFQPQQQLQ CLTLLVQCSL ARGDLDNARS QLNRLENLLG NGRYHCDWIS NADKVRVIYW
QLTGDKKSAA NWLRHTPKPA FANNHFLQGQ WRNIARAQIL LGEFEPAEIV LEELNENARS
LRLMSDLNCN LLLLNQLYWQ SGRKNDAQRV LLDALQLANR TGFISHFVIE GEAMAQQLRQ
LIQLNTLPEM EQHRAQRILR EINQHHRHKF AHFDEGFVER LLNHPDVPEL IRTSPLTQRE
WQVLGLIYSG YSNEQIAGEL AVAATTIKTH IRNLYQKLGV AHRQDAVQHA QQLLKMMGYG
V