ID E0S0J2_BUTPB Unreviewed; 235 AA.
AC E0S0J2;
DT 02-NOV-2010, integrated into UniProtKB/TrEMBL.
DT 02-NOV-2010, sequence version 1.
DT 27-MAR-2024, entry version 77.
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 OrderedLocusNames=bpr_I0572 {ECO:0000313|EMBL:ADL33317.1};
OS Butyrivibrio proteoclasticus (strain ATCC 51982 / DSM 14932 / B316)
OS (Clostridium proteoclasticum).
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae;
OC Butyrivibrio.
OX NCBI_TaxID=515622 {ECO:0000313|EMBL:ADL33317.1, ECO:0000313|Proteomes:UP000001299};
RN [1] {ECO:0000313|EMBL:ADL33317.1, ECO:0000313|Proteomes:UP000001299}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51982 / DSM 14932 / B316
RC {ECO:0000313|Proteomes:UP000001299};
RX PubMed=20689770; DOI=10.1371/journal.pone.0011942;
RA Kelly W.J., Leahy S.C., Altermann E., Yeoman C.J., Dunne J.C., Kong Z.,
RA Pacheco D.M., Li D., Noel S.J., Moon C.D., Cookson A.L., Attwood G.T.;
RT "The glycobiome of the rumen bacterium Butyrivibrio proteoclasticus B316(T)
RT highlights adaptation to a polysaccharide-rich environment.";
RL PLoS ONE 5:E11942-E11942(2010).
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|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|HAMAP-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|HAMAP-Rule:MF_00108}.
CC -!- SIMILARITY: Belongs to the IspD/TarI cytidylyltransferase family. IspD
CC subfamily. {ECO:0000256|HAMAP-Rule:MF_00108}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP001810; ADL33317.1; -; Genomic_DNA.
DR AlphaFoldDB; E0S0J2; -.
DR STRING; 515622.bpr_I0572; -.
DR KEGG; bpb:bpr_I0572; -.
DR eggNOG; COG1211; Bacteria.
DR HOGENOM; CLU_061281_2_2_9; -.
DR UniPathway; UPA00056; UER00093.
DR Proteomes; UP000001299; Chromosome 1.
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; 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.
PE 3: Inferred from homology;
KW Isoprene biosynthesis {ECO:0000256|HAMAP-Rule:MF_00108};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695, ECO:0000256|HAMAP-
KW Rule:MF_00108}; Reference proteome {ECO:0000313|Proteomes:UP000001299};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00108}.
FT SITE 15
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
FT SITE 22
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
FT SITE 154
FT /note="Positions MEP for the nucleophilic attack"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
FT SITE 218
FT /note="Positions MEP for the nucleophilic attack"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00108"
SQ SEQUENCE 235 AA; 26624 MW; F1F5B9C8D107706E CRC64;
MKTVAIVLAA GSGSRMKSDV KKQYMEIGGK PLIYYSLKAF EESIIDDIVL VVSRGDEEYV
RNEIVDKYHF DKVTAIVEGG LYRYHSVRRG LMAAAPDCDY AFIHDGARPF VNDEIIMRAL
RAVKEHGACV VGMPVKDTIK ISDDEGFARE TPDRAHTWMI QTPQVFSYKM ILELYQKLDR
VEEDLMAKGV NITDDAMVVE YFTDKKVKLV EGSYTNIKIT TPEDIPTAEA ILRNR
//
