ID K4R957_STRDJ Unreviewed; 254 AA.
AC K4R957;
DT 09-JAN-2013, integrated into UniProtKB/TrEMBL.
DT 09-JAN-2013, sequence version 1.
DT 27-MAR-2024, entry version 64.
DE RecName: Full=2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase {ECO:0000256|HAMAP-Rule:MF_00108};
DE EC=2.7.7.60 {ECO:0000256|HAMAP-Rule:MF_00108};
DE AltName: Full=4-diphosphocytidyl-2C-methyl-D-erythritol synthase {ECO:0000256|HAMAP-Rule:MF_00108};
DE AltName: Full=MEP cytidylyltransferase {ECO:0000256|HAMAP-Rule:MF_00108};
DE Short=MCT {ECO:0000256|HAMAP-Rule:MF_00108};
GN Name=ispD {ECO:0000256|HAMAP-Rule:MF_00108,
GN ECO:0000313|EMBL:CCK29224.1};
GN ORFNames=BN159_4845 {ECO:0000313|EMBL:CCK29224.1};
OS Streptomyces davaonensis (strain DSM 101723 / JCM 4913 / KCC S-0913 / 768).
OC Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC Streptomycetaceae; Streptomyces.
OX NCBI_TaxID=1214101 {ECO:0000313|EMBL:CCK29224.1, ECO:0000313|Proteomes:UP000008043};
RN [1] {ECO:0000313|EMBL:CCK29224.1, ECO:0000313|Proteomes:UP000008043}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 101723 / JCM 4913 / KCC S-0913 / 768
RC {ECO:0000313|Proteomes:UP000008043};
RX PubMed=23043000; DOI=10.1128/JB.01592-12;
RA Jankowitsch F., Schwarz J., Ruckert C., Gust B., Szczepanowski R., Blom J.,
RA Pelzer S., Kalinowski J., Mack M.;
RT "Genome sequence of the bacterium Streptomyces davawensis JCM 4913 and
RT heterologous production of the unique antibiotic roseoflavin.";
RL J. Bacteriol. 194:6818-6827(2012).
CC -!- FUNCTION: Catalyzes the formation of 4-diphosphocytidyl-2-C-methyl-D-
CC erythritol from CTP and 2-C-methyl-D-erythritol 4-phosphate (MEP).
CC {ECO:0000256|ARBA:ARBA00002459, ECO:0000256|HAMAP-Rule:MF_00108}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2-C-methyl-D-erythritol 4-phosphate + CTP + H(+) = 4-CDP-2-C-
CC methyl-D-erythritol + diphosphate; Xref=Rhea:RHEA:13429,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:33019, ChEBI:CHEBI:37563,
CC ChEBI:CHEBI:57823, ChEBI:CHEBI:58262; EC=2.7.7.60;
CC Evidence={ECO:0000256|ARBA:ARBA00001282, ECO:0000256|HAMAP-
CC Rule:MF_00108};
CC -!- PATHWAY: Isoprenoid biosynthesis; isopentenyl diphosphate biosynthesis
CC via DXP pathway; isopentenyl diphosphate from 1-deoxy-D-xylulose 5-
CC phosphate: step 2/6. {ECO:0000256|ARBA:ARBA00004787, ECO:0000256|HAMAP-
CC Rule:MF_00108}.
CC -!- SIMILARITY: Belongs to the IspD/TarI cytidylyltransferase family. IspD
CC subfamily. {ECO:0000256|ARBA:ARBA00009789, ECO:0000256|HAMAP-
CC Rule:MF_00108}.
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DR EMBL; HE971709; CCK29224.1; -; Genomic_DNA.
DR RefSeq; WP_015659565.1; NC_020504.1.
DR AlphaFoldDB; K4R957; -.
DR STRING; 1214101.BN159_4845; -.
DR KEGG; sdv:BN159_4845; -.
DR PATRIC; fig|1214101.3.peg.4910; -.
DR eggNOG; COG1211; Bacteria.
DR HOGENOM; CLU_061281_1_0_11; -.
DR OrthoDB; 9802561at2; -.
DR UniPathway; UPA00056; UER00093.
DR Proteomes; UP000008043; Chromosome.
DR GO; GO:0050518; F:2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0019288; P:isopentenyl diphosphate biosynthetic process, methylerythritol 4-phosphate pathway; IEA:UniProtKB-UniPathway.
DR GO; GO:0016114; P:terpenoid biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd02516; CDP-ME_synthetase; 1.
DR HAMAP; MF_00108; IspD; 1.
DR InterPro; IPR001228; IspD.
DR InterPro; IPR034683; IspD/TarI.
DR InterPro; IPR018294; ISPD_synthase_CS.
DR InterPro; IPR029044; Nucleotide-diphossugar_trans.
DR NCBIfam; TIGR00453; ispD; 1.
DR PANTHER; PTHR32125; 2-C-METHYL-D-ERYTHRITOL 4-PHOSPHATE CYTIDYLYLTRANSFERASE, CHLOROPLASTIC; 1.
DR PANTHER; PTHR32125:SF4; 2-C-METHYL-D-ERYTHRITOL 4-PHOSPHATE CYTIDYLYLTRANSFERASE, CHLOROPLASTIC; 1.
DR Pfam; PF01128; IspD; 1.
DR SUPFAM; SSF53448; Nucleotide-diphospho-sugar transferases; 1.
DR PROSITE; PS01295; ISPD; 1.
PE 3: Inferred from homology;
KW Isoprene biosynthesis {ECO:0000256|ARBA:ARBA00023229, ECO:0000256|HAMAP-
KW Rule:MF_00108};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695, ECO:0000256|HAMAP-
KW Rule:MF_00108}; Reference proteome {ECO:0000313|Proteomes:UP000008043};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00108}.
FT SITE 30
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
FT SITE 37
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
FT SITE 178
FT /note="Positions MEP for the nucleophilic attack"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
FT SITE 231
FT /note="Positions MEP for the nucleophilic attack"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
SQ SEQUENCE 254 AA; 26392 MW; 7611C11412987740 CRC64;
MSDESRPSPA QASPTARTAA VIPAAGRGVR LGPGAPKALR ALGGTPMLIH AVRAMAASRA
VSLVVVVAPP DGTAEVKSLL DAHALPERTD FLVVPGGAER QDSVKLGLDA LPPEYDIVLV
HDAARPLVPV DTVDAVIEAV RDGAPAVVPA LPLADTVKEV EPAGTPGEPE PVVATPPRAR
LRAVQTPQGF DRATLVRAHE TVTDQVTDDA GMVEQLGLTV VVVPGHEEAF KVTRPLDLVL
AEAVLARRRL NDGF
//
