KDSB_RICFE
ID KDSB_RICFE Reviewed; 246 AA.
AC Q4ULX8;
DT 06-FEB-2007, integrated into UniProtKB/Swiss-Prot.
DT 05-JUL-2005, sequence version 1.
DT 25-MAY-2022, entry version 86.
DE RecName: Full=3-deoxy-manno-octulosonate cytidylyltransferase {ECO:0000255|HAMAP-Rule:MF_00057};
DE EC=2.7.7.38 {ECO:0000255|HAMAP-Rule:MF_00057};
DE AltName: Full=CMP-2-keto-3-deoxyoctulosonic acid synthase {ECO:0000255|HAMAP-Rule:MF_00057};
DE Short=CKS {ECO:0000255|HAMAP-Rule:MF_00057};
DE Short=CMP-KDO synthase {ECO:0000255|HAMAP-Rule:MF_00057};
GN Name=kdsB {ECO:0000255|HAMAP-Rule:MF_00057}; OrderedLocusNames=RF_0594;
OS Rickettsia felis (strain ATCC VR-1525 / URRWXCal2) (Rickettsia azadi).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Rickettsiales;
OC Rickettsiaceae; Rickettsieae; Rickettsia; spotted fever group.
OX NCBI_TaxID=315456;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC VR-1525 / URRWXCal2;
RX PubMed=15984913; DOI=10.1371/journal.pbio.0030248;
RA Ogata H., Renesto P., Audic S., Robert C., Blanc G., Fournier P.-E.,
RA Parinello H., Claverie J.-M., Raoult D.;
RT "The genome sequence of Rickettsia felis identifies the first putative
RT conjugative plasmid in an obligate intracellular parasite.";
RL PLoS Biol. 3:1-12(2005).
CC -!- FUNCTION: Activates KDO (a required 8-carbon sugar) for incorporation
CC into bacterial lipopolysaccharide in Gram-negative bacteria.
CC {ECO:0000255|HAMAP-Rule:MF_00057}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=3-deoxy-alpha-D-manno-oct-2-ulosonate + CTP = CMP-3-deoxy-
CC beta-D-manno-octulosonate + diphosphate; Xref=Rhea:RHEA:23448,
CC ChEBI:CHEBI:33019, ChEBI:CHEBI:37563, ChEBI:CHEBI:85986,
CC ChEBI:CHEBI:85987; EC=2.7.7.38; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00057};
CC -!- PATHWAY: Nucleotide-sugar biosynthesis; CMP-3-deoxy-D-manno-
CC octulosonate biosynthesis; CMP-3-deoxy-D-manno-octulosonate from 3-
CC deoxy-D-manno-octulosonate and CTP: step 1/1. {ECO:0000255|HAMAP-
CC Rule:MF_00057}.
CC -!- PATHWAY: Bacterial outer membrane biogenesis; lipopolysaccharide
CC biosynthesis. {ECO:0000255|HAMAP-Rule:MF_00057}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00057}.
CC -!- SIMILARITY: Belongs to the KdsB family. {ECO:0000255|HAMAP-
CC Rule:MF_00057}.
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DR EMBL; CP000053; AAY61445.1; -; Genomic_DNA.
DR RefSeq; WP_011270924.1; NC_007109.1.
DR AlphaFoldDB; Q4ULX8; -.
DR SMR; Q4ULX8; -.
DR STRING; 315456.RF_0594; -.
DR EnsemblBacteria; AAY61445; AAY61445; RF_0594.
DR KEGG; rfe:RF_0594; -.
DR eggNOG; COG1212; Bacteria.
DR HOGENOM; CLU_065038_0_1_5; -.
DR OMA; FMATCAK; -.
DR OrthoDB; 1345588at2; -.
DR UniPathway; UPA00030; -.
DR UniPathway; UPA00358; UER00476.
DR Proteomes; UP000008548; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0008690; F:3-deoxy-manno-octulosonate cytidylyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0033468; P:CMP-keto-3-deoxy-D-manno-octulosonic acid biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0009103; P:lipopolysaccharide biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd02517; CMP-KDO-Synthetase; 1.
DR Gene3D; 3.90.550.10; -; 1.
DR HAMAP; MF_00057; KdsB; 1.
DR InterPro; IPR003329; Cytidylyl_trans.
DR InterPro; IPR004528; KdsB.
DR InterPro; IPR029044; Nucleotide-diphossugar_trans.
DR Pfam; PF02348; CTP_transf_3; 1.
DR SUPFAM; SSF53448; SSF53448; 1.
DR TIGRFAMs; TIGR00466; kdsB; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Lipopolysaccharide biosynthesis; Nucleotidyltransferase;
KW Transferase.
FT CHAIN 1..246
FT /note="3-deoxy-manno-octulosonate cytidylyltransferase"
FT /id="PRO_0000274834"
SQ SEQUENCE 246 AA; 27575 MW; ED716D213CFAC076 CRC64;
MQHQDVAIII PSRLSSTRLK QKPLQLIGST TLIERVFKQV NQANLEHTYV ATDSEEIANI
IKKVGGKVIF TDSAIPTGTD RTYEAFKLIP NNQNINYIVN VQGDMPFIEP SSILKIIEYL
KNSEYDIVTP VVKVDRESVE ASSNVTVAVD SAGKALYFSR SLIPNGAEKF LYHVGMYGFR
KNALEKFVSL KPTFLEKTER LEQLRVLENG MTIGTCLVEN VPISVDTEDD LKKAVKFYEN
ISKLGL