ID   ISPE_CHLTR              Reviewed;         288 AA.
AC   O84810;
DT   30-MAY-2000, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1998, sequence version 1.
DT   03-AUG-2022, entry version 111.
DE   RecName: Full=4-diphosphocytidyl-2-C-methyl-D-erythritol kinase {ECO:0000255|HAMAP-Rule:MF_00061};
DE            Short=CMK {ECO:0000255|HAMAP-Rule:MF_00061};
DE            EC=2.7.1.148 {ECO:0000255|HAMAP-Rule:MF_00061};
DE   AltName: Full=4-(cytidine-5'-diphospho)-2-C-methyl-D-erythritol kinase {ECO:0000255|HAMAP-Rule:MF_00061};
GN   Name=ispE {ECO:0000255|HAMAP-Rule:MF_00061}; OrderedLocusNames=CT_804;
OS   Chlamydia trachomatis (strain D/UW-3/Cx).
OC   Bacteria; Chlamydiae; Chlamydiales; Chlamydiaceae;
OC   Chlamydia/Chlamydophila group; Chlamydia.
OX   NCBI_TaxID=272561;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=D/UW-3/Cx;
RX   PubMed=9784136; DOI=10.1126/science.282.5389.754;
RA   Stephens R.S., Kalman S., Lammel C.J., Fan J., Marathe R., Aravind L.,
RA   Mitchell W.P., Olinger L., Tatusov R.L., Zhao Q., Koonin E.V., Davis R.W.;
RT   "Genome sequence of an obligate intracellular pathogen of humans: Chlamydia
RT   trachomatis.";
RL   Science 282:754-759(1998).
CC   -!- FUNCTION: Catalyzes the phosphorylation of the position 2 hydroxy group
CC       of 4-diphosphocytidyl-2C-methyl-D-erythritol. {ECO:0000255|HAMAP-
CC       Rule:MF_00061}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=4-CDP-2-C-methyl-D-erythritol + ATP = 4-CDP-2-C-methyl-D-
CC         erythritol 2-phosphate + ADP + H(+); Xref=Rhea:RHEA:18437,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:30616, ChEBI:CHEBI:57823,
CC         ChEBI:CHEBI:57919, ChEBI:CHEBI:456216; EC=2.7.1.148;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00061};
CC   -!- PATHWAY: Isoprenoid biosynthesis; isopentenyl diphosphate biosynthesis
CC       via DXP pathway; isopentenyl diphosphate from 1-deoxy-D-xylulose 5-
CC       phosphate: step 3/6. {ECO:0000255|HAMAP-Rule:MF_00061}.
CC   -!- SIMILARITY: Belongs to the GHMP kinase family. IspE subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_00061}.
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DR   EMBL; AE001273; AAC68399.1; -; Genomic_DNA.
DR   PIR; B71470; B71470.
DR   RefSeq; NP_220324.1; NC_000117.1.
DR   RefSeq; WP_009872186.1; NC_000117.1.
DR   AlphaFoldDB; O84810; -.
DR   SMR; O84810; -.
DR   STRING; 813.O172_04485; -.
DR   EnsemblBacteria; AAC68399; AAC68399; CT_804.
DR   GeneID; 884606; -.
DR   KEGG; ctr:CT_804; -.
DR   PATRIC; fig|272561.5.peg.885; -.
DR   HOGENOM; CLU_053057_3_0_0; -.
DR   InParanoid; O84810; -.
DR   OMA; ADTNFFI; -.
DR   UniPathway; UPA00056; UER00094.
DR   Proteomes; UP000000431; Chromosome.
DR   GO; GO:0050515; F:4-(cytidine 5'-diphospho)-2-C-methyl-D-erythritol kinase activity; IBA:GO_Central.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0019288; P:isopentenyl diphosphate biosynthetic process, methylerythritol 4-phosphate pathway; IEA:UniProtKB-UniPathway.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR   GO; GO:0016114; P:terpenoid biosynthetic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.30.230.10; -; 1.
DR   Gene3D; 3.30.70.890; -; 1.
DR   HAMAP; MF_00061; IspE; 1.
DR   InterPro; IPR036554; GHMP_kinase_C_sf.
DR   InterPro; IPR006204; GHMP_kinase_N_dom.
DR   InterPro; IPR004424; IspE.
DR   InterPro; IPR020568; Ribosomal_S5_D2-typ_fold.
DR   InterPro; IPR014721; Ribosomal_S5_D2-typ_fold_subgr.
DR   PANTHER; PTHR43527:SF2; PTHR43527:SF2; 1.
DR   Pfam; PF00288; GHMP_kinases_N; 1.
DR   PIRSF; PIRSF010376; IspE; 1.
DR   SUPFAM; SSF54211; SSF54211; 1.
DR   SUPFAM; SSF55060; SSF55060; 1.
DR   TIGRFAMs; TIGR00154; ispE; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Isoprene biosynthesis; Kinase; Nucleotide-binding;
KW   Reference proteome; Transferase.
FT   CHAIN           1..288
FT                   /note="4-diphosphocytidyl-2-C-methyl-D-erythritol kinase"
FT                   /id="PRO_0000189205"
FT   ACT_SITE        8
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00061"
FT   ACT_SITE        132
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00061"
FT   BINDING         90..100
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00061"
SQ   SEQUENCE   288 AA;  31868 MW;  A9694BBE48316345 CRC64;
     MHFLSPAKLN LFLQILGRRE DDFHEIVTRY QAIAFGDQLS LSISSRDSLQ VINACHLETP
     SNSIWKSVAL FRRYTGITTP VSWRVVKQIP VGAGLAGGSS NAATALFALN QIFKTGLSDE
     EMRSLAEQLG VDTPFFFSTG AALGVARGEK IIALEESVSD RYVLYFSSEG VLTSRAFAAV
     QPSDCSSRKN LEYTQNDLEK PVFRLRLDLK EKKHWLENLW AELPVHIGLT GSGATLFVRY
     PEILEEDLSY AAQIQRAVTL SGGLLTSPIR RDPTAWYSIY SESALAAT