ID D3V4Z2_XENBS Unreviewed; 259 AA.
AC D3V4Z2;
DT 20-APR-2010, integrated into UniProtKB/TrEMBL.
DT 20-APR-2010, sequence version 1.
DT 27-MAR-2024, entry version 81.
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:CBJ82721.1};
GN OrderedLocusNames=XBJ1_3603 {ECO:0000313|EMBL:CBJ82721.1};
OS Xenorhabdus bovienii (strain SS-2004).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Morganellaceae; Xenorhabdus.
OX NCBI_TaxID=406818 {ECO:0000313|EMBL:CBJ82721.1, ECO:0000313|Proteomes:UP000002045};
RN [1] {ECO:0000313|EMBL:CBJ82721.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SS-2004 {ECO:0000313|EMBL:CBJ82721.1};
RX PubMed=22125637; DOI=10.1371/journal.pone.0027909;
RA Chaston J.M., Suen G., Tucker S.L., Andersen A.W., Bhasin A., Bode E.,
RA Bode H.B., Brachmann A.O., Cowles C.E., Cowles K.N., Darby C., de Leon L.,
RA Drace K., Du Z., Givaudan A., Herbert Tran E.E., Jewell K.A., Knack J.J.,
RA Krasomil-Osterfeld K.C., Kukor R., Lanois A., Latreille P.,
RA Leimgruber N.K., Lipke C.M., Liu R., Lu X., Martens E.C., Marri P.R.,
RA Medigue C., Menard M.L., Miller N.M., Morales-Soto N., Norton S.,
RA Ogier J.C., Orchard S.S., Park D., Park Y., Qurollo B.A., Sugar D.R.,
RA Richards G.R., Rouy Z., Slominski B., Slominski K., Snyder H., Tjaden B.C.,
RA van der Hoeven R., Welch R.D., Wheeler C., Xiang B., Barbazuk B.,
RA Gaudriault S., Goodner B., Slater S.C., Forst S., Goldman B.S.,
RA Goodrich-Blair H.;
RT "The entomopathogenic bacterial endosymbionts xenorhabdus and photorhabdus:
RT convergent lifestyles from divergent genomes.";
RL PLoS ONE 6:E27909-E27909(2011).
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 -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-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; FN667741; CBJ82721.1; -; Genomic_DNA.
DR RefSeq; WP_012989935.1; NC_013892.1.
DR AlphaFoldDB; D3V4Z2; -.
DR STRING; 406818.XBJ1_3603; -.
DR KEGG; xbo:XBJ1_3603; -.
DR PATRIC; fig|406818.4.peg.3260; -.
DR eggNOG; COG1211; Bacteria.
DR HOGENOM; CLU_061281_3_1_6; -.
DR UniPathway; UPA00056; UER00093.
DR Proteomes; UP000002045; 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};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00108}.
FT SITE 29
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
FT SITE 36
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
FT SITE 180
FT /note="Positions MEP for the nucleophilic attack"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
FT SITE 236
FT /note="Positions MEP for the nucleophilic attack"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
SQ SEQUENCE 259 AA; 28138 MW; AC0C54FE8730DF67 CRC64;
MNNPIFHSPA DTSLADIVAL IPAAGIGSRM KSDCPKQYLP LAGKTIIEHT LAALLEHPRI
QRVIVALNSA DNQFGRLAIA SDPRITTVVG GAERADSVLA GLDYLASLST DSSAWVLVHD
AARPCLHRDD LDNLLQLINR SAPSPAVCGG LLAAPVRDTM KRMVMASEEE PSTIDHTVDR
RGLWHALTPQ LFPLQLLRDC LTKALAEQAC ITDESSALEY CGYHPVLVHG RADNIKVTQP
EDLALAEFYL SRKSKEHIV
//