ID   C7MYJ2_SACVD            Unreviewed;       645 AA.
AC   C7MYJ2;
DT   13-OCT-2009, integrated into UniProtKB/TrEMBL.
DT   13-OCT-2009, sequence version 1.
DT   28-JAN-2026, entry version 99.
DE   RecName: Full=1-deoxy-D-xylulose-5-phosphate synthase {ECO:0000256|HAMAP-Rule:MF_00315};
DE            EC=2.2.1.7 {ECO:0000256|HAMAP-Rule:MF_00315};
DE   AltName: Full=1-deoxyxylulose-5-phosphate synthase {ECO:0000256|HAMAP-Rule:MF_00315};
DE            Short=DXP synthase {ECO:0000256|HAMAP-Rule:MF_00315};
DE            Short=DXPS {ECO:0000256|HAMAP-Rule:MF_00315};
GN   Name=dxs {ECO:0000256|HAMAP-Rule:MF_00315};
GN   OrderedLocusNames=Svir_24150 {ECO:0000313|EMBL:ACU97411.1};
OS   Saccharomonospora viridis (strain ATCC 15386 / DSM 43017 / JCM 3036 / CCUG
OS   5913 / NBRC 12207 / NCIMB 9602 / P101) (Thermoactinomyces viridis).
OC   Bacteria; Bacillati; Actinomycetota; Actinomycetes; Pseudonocardiales;
OC   Pseudonocardiaceae; Saccharomonospora.
OX   NCBI_TaxID=471857 {ECO:0000313|EMBL:ACU97411.1, ECO:0000313|Proteomes:UP000000841};
RN   [1] {ECO:0000313|EMBL:ACU97411.1, ECO:0000313|Proteomes:UP000000841}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 15386 / DSM 43017 / JCM 3036 / NBRC 12207 / P101
RC   {ECO:0000313|Proteomes:UP000000841};
RX   PubMed=21304650; DOI=10.4056/sigs.20263;
RA   Pati A., Sikorski J., Nolan M., Lapidus A., Copeland A.,
RA   Glavina Del Rio T., Lucas S., Chen F., Tice H., Pitluck S., Cheng J.F.,
RA   Chertkov O., Brettin T., Han C., Detter J.C., Kuske C., Bruce D.,
RA   Goodwin L., Chain P., D'haeseleer P., Chen A., Palaniappan K., Ivanova N.,
RA   Mavromatis K., Mikhailova N., Rohde M., Tindall B.J., Goker M., Bristow J.,
RA   Eisen J.A., Markowitz V., Hugenholtz P., Kyrpides N.C., Klenk H.P.;
RT   "Complete genome sequence of Saccharomonospora viridis type strain
RT   (P101).";
RL   Stand. Genomic Sci. 1:141-149(2009).
CC   -!- FUNCTION: Catalyzes the acyloin condensation reaction between C atoms 2
CC       and 3 of pyruvate and glyceraldehyde 3-phosphate to yield 1-deoxy-D-
CC       xylulose-5-phosphate (DXP). {ECO:0000256|ARBA:ARBA00055605,
CC       ECO:0000256|HAMAP-Rule:MF_00315}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=D-glyceraldehyde 3-phosphate + pyruvate + H(+) = 1-deoxy-D-
CC         xylulose 5-phosphate + CO2; Xref=Rhea:RHEA:12605, ChEBI:CHEBI:15361,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:16526, ChEBI:CHEBI:57792,
CC         ChEBI:CHEBI:59776; EC=2.2.1.7; Evidence={ECO:0000256|HAMAP-
CC         Rule:MF_00315};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000256|HAMAP-
CC         Rule:MF_00315};
CC       Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000256|HAMAP-Rule:MF_00315};
CC   -!- COFACTOR:
CC       Name=thiamine diphosphate; Xref=ChEBI:CHEBI:58937;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_00315};
CC       Note=Binds 1 thiamine pyrophosphate per subunit. {ECO:0000256|HAMAP-
CC       Rule:MF_00315};
CC   -!- PATHWAY: Metabolic intermediate biosynthesis; 1-deoxy-D-xylulose 5-
CC       phosphate biosynthesis; 1-deoxy-D-xylulose 5-phosphate from D-
CC       glyceraldehyde 3-phosphate and pyruvate: step 1/1.
CC       {ECO:0000256|ARBA:ARBA00004980, ECO:0000256|HAMAP-Rule:MF_00315}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738, ECO:0000256|HAMAP-
CC       Rule:MF_00315}.
CC   -!- SIMILARITY: Belongs to the transketolase family. DXPS subfamily.
CC       {ECO:0000256|ARBA:ARBA00011081, ECO:0000256|HAMAP-Rule:MF_00315}.
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DR   EMBL; CP001683; ACU97411.1; -; Genomic_DNA.
DR   RefSeq; WP_015786723.1; NC_013159.1.
DR   AlphaFoldDB; C7MYJ2; -.
DR   STRING; 471857.Svir_24150; -.
DR   KEGG; svi:Svir_24150; -.
DR   eggNOG; COG1154; Bacteria.
DR   HOGENOM; CLU_009227_1_4_11; -.
DR   UniPathway; UPA00064; UER00091.
DR   Proteomes; UP000000841; Chromosome.
DR   GO; GO:0005829; C:cytosol; IEA:TreeGrafter.
DR   GO; GO:0008661; F:1-deoxy-D-xylulose-5-phosphate synthase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0030976; F:thiamine pyrophosphate binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0019288; P:isopentenyl diphosphate biosynthetic process, methylerythritol 4-phosphate pathway; IEA:TreeGrafter.
DR   GO; GO:0016114; P:terpenoid biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0009228; P:thiamine biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd02007; TPP_DXS; 1.
DR   CDD; cd07033; TPP_PYR_DXS_TK_like; 1.
DR   FunFam; 3.40.50.920:FF:000002; 1-deoxy-D-xylulose-5-phosphate synthase; 1.
DR   FunFam; 3.40.50.970:FF:000005; 1-deoxy-D-xylulose-5-phosphate synthase; 1.
DR   Gene3D; 3.40.50.920; -; 1.
DR   Gene3D; 3.40.50.970; -; 2.
DR   HAMAP; MF_00315; DXP_synth; 1.
DR   InterPro; IPR005477; Dxylulose-5-P_synthase.
DR   InterPro; IPR029061; THDP-binding.
DR   InterPro; IPR009014; Transketo_C/PFOR_II.
DR   InterPro; IPR005475; Transketolase-like_Pyr-bd.
DR   InterPro; IPR020826; Transketolase_BS.
DR   InterPro; IPR033248; Transketolase_C.
DR   InterPro; IPR049557; Transketolase_CS.
DR   NCBIfam; TIGR00204; dxs; 1.
DR   NCBIfam; NF003933; PRK05444.2-2; 1.
DR   PANTHER; PTHR43322; 1-D-DEOXYXYLULOSE 5-PHOSPHATE SYNTHASE-RELATED; 1.
DR   PANTHER; PTHR43322:SF5; 1-DEOXY-D-XYLULOSE-5-PHOSPHATE SYNTHASE, CHLOROPLASTIC; 1.
DR   Pfam; PF13292; DXP_synthase_N; 1.
DR   Pfam; PF02779; Transket_pyr; 1.
DR   Pfam; PF02780; Transketolase_C; 1.
DR   SMART; SM00861; Transket_pyr; 1.
DR   SUPFAM; SSF52518; Thiamin diphosphate-binding fold (THDP-binding); 2.
DR   SUPFAM; SSF52922; TK C-terminal domain-like; 1.
DR   PROSITE; PS00801; TRANSKETOLASE_1; 1.
DR   PROSITE; PS00802; TRANSKETOLASE_2; 1.
PE   3: Inferred from homology;
KW   Isoprene biosynthesis {ECO:0000256|ARBA:ARBA00023229, ECO:0000256|HAMAP-
KW   Rule:MF_00315};
KW   Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_00315};
KW   Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW   Rule:MF_00315}; Reference proteome {ECO:0000313|Proteomes:UP000000841};
KW   Thiamine biosynthesis {ECO:0000256|ARBA:ARBA00022977, ECO:0000256|HAMAP-
KW   Rule:MF_00315};
KW   Thiamine pyrophosphate {ECO:0000256|ARBA:ARBA00023052, ECO:0000256|HAMAP-
KW   Rule:MF_00315};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW   Rule:MF_00315}.
FT   DOMAIN          315..480
FT                   /note="Transketolase-like pyrimidine-binding"
FT                   /evidence="ECO:0000259|SMART:SM00861"
FT   REGION          289..314
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          625..645
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   BINDING         73
FT                   /ligand="thiamine diphosphate"
FT                   /ligand_id="ChEBI:CHEBI:58937"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00315"
FT   BINDING         114..116
FT                   /ligand="thiamine diphosphate"
FT                   /ligand_id="ChEBI:CHEBI:58937"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00315"
FT   BINDING         145
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00315"
FT   BINDING         146..147
FT                   /ligand="thiamine diphosphate"
FT                   /ligand_id="ChEBI:CHEBI:58937"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00315"
FT   BINDING         175
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00315"
FT   BINDING         175
FT                   /ligand="thiamine diphosphate"
FT                   /ligand_id="ChEBI:CHEBI:58937"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00315"
FT   BINDING         286
FT                   /ligand="thiamine diphosphate"
FT                   /ligand_id="ChEBI:CHEBI:58937"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00315"
FT   BINDING         366
FT                   /ligand="thiamine diphosphate"
FT                   /ligand_id="ChEBI:CHEBI:58937"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00315"
SQ   SEQUENCE   645 AA;  68532 MW;  8876E929D341F14F CRC64;
     MTLLESVHGP ADLKRMDHDQ LRVLAEEIRD FLVEKVCRTG GHLGPNLGVV ELTLALHRVF
     DSPKDALLFD VGHQSYVHKI VTGRHRDFDR LRQLGGISGY PARAESEHDI IENSHASTAL
     SYADGLARAY QLAGGGRHAV AIVGDGALTG GMCWEALNNI AADPERPVVI VVNDNGRSYS
     PTIGGFAEHL AALRLRRGYE RLLDGGKELL QNTPVVGKPL YTALHAAKAG IKDALSPQVM
     FSDLGLKYIG PVDGHDLPAL EKALLNAKAF GGPVIVHAVT QKGHGYPPAV NHKADQMHQT
     DPVDPQTGKP PVKGPSWTSV FGDELVKIGA ERQDVVAITA AMLRSTGLQK FADAFPDRCI
     DVGIAEQHAV TSAAGLAMGG LHPVVAVYST FLNRAFDQVL LDVALHRQPV TLVLDRAGIT
     GPDGPSHHGM WDLSLLGMVP GMRVAAPRDA QTLREELREA VAVSDGPTAL RFSRGSVVDS
     VPAVDRLGCV DVLRQANDED VLLVAVGAFG QLGLAAADRL ADQGIGVTVV DPRWVLPVPE
     ELVDLAASYR LVVTLEDSGR HGGFGSALAT ALRDADCDVP LRDLAVPQQF LEHGTREEVL
     ASIGLTAQDV ARKVTEWAAG RLGDSVQESE AAEGAAGKAV DASHD
//