ID   KDSA_RICFE              Reviewed;         274 AA.
AC   Q4UN94;
DT   20-FEB-2007, integrated into UniProtKB/Swiss-Prot.
DT   05-JUL-2005, sequence version 1.
DT   27-MAR-2024, entry version 95.
DE   RecName: Full=2-dehydro-3-deoxyphosphooctonate aldolase {ECO:0000255|HAMAP-Rule:MF_00056};
DE            EC=2.5.1.55 {ECO:0000255|HAMAP-Rule:MF_00056};
DE   AltName: Full=3-deoxy-D-manno-octulosonic acid 8-phosphate synthase {ECO:0000255|HAMAP-Rule:MF_00056};
DE   AltName: Full=KDO-8-phosphate synthase {ECO:0000255|HAMAP-Rule:MF_00056};
DE            Short=KDO 8-P synthase {ECO:0000255|HAMAP-Rule:MF_00056};
DE            Short=KDOPS {ECO:0000255|HAMAP-Rule:MF_00056};
DE   AltName: Full=Phospho-2-dehydro-3-deoxyoctonate aldolase {ECO:0000255|HAMAP-Rule:MF_00056};
GN   Name=kdsA {ECO:0000255|HAMAP-Rule:MF_00056};
GN   OrderedLocusNames=RF_0113;
OS   Rickettsia felis (strain ATCC VR-1525 / URRWXCal2) (Rickettsia azadi).
OC   Bacteria; Pseudomonadota; 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   -!- CATALYTIC ACTIVITY:
CC       Reaction=D-arabinose 5-phosphate + H2O + phosphoenolpyruvate = 3-deoxy-
CC         alpha-D-manno-2-octulosonate-8-phosphate + phosphate;
CC         Xref=Rhea:RHEA:14053, ChEBI:CHEBI:15377, ChEBI:CHEBI:43474,
CC         ChEBI:CHEBI:57693, ChEBI:CHEBI:58702, ChEBI:CHEBI:85985; EC=2.5.1.55;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00056};
CC   -!- PATHWAY: Carbohydrate biosynthesis; 3-deoxy-D-manno-octulosonate
CC       biosynthesis; 3-deoxy-D-manno-octulosonate from D-ribulose 5-phosphate:
CC       step 2/3. {ECO:0000255|HAMAP-Rule:MF_00056}.
CC   -!- PATHWAY: Bacterial outer membrane biogenesis; lipopolysaccharide
CC       biosynthesis. {ECO:0000255|HAMAP-Rule:MF_00056}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00056}.
CC   -!- SIMILARITY: Belongs to the KdsA family. {ECO:0000255|HAMAP-
CC       Rule:MF_00056}.
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; CP000053; AAY60964.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q4UN94; -.
DR   SMR; Q4UN94; -.
DR   STRING; 315456.RF_0113; -.
DR   KEGG; rfe:RF_0113; -.
DR   eggNOG; COG2877; Bacteria.
DR   HOGENOM; CLU_036666_0_0_5; -.
DR   OrthoDB; 9776934at2; -.
DR   UniPathway; UPA00030; -.
DR   UniPathway; UPA00357; UER00474.
DR   Proteomes; UP000008548; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0008676; F:3-deoxy-8-phosphooctulonate synthase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0019294; P:keto-3-deoxy-D-manno-octulosonic acid biosynthetic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.20.20.70; Aldolase class I; 1.
DR   HAMAP; MF_00056; KDO8P_synth; 1.
DR   InterPro; IPR013785; Aldolase_TIM.
DR   InterPro; IPR006218; DAHP1/KDSA.
DR   InterPro; IPR006269; KDO8P_synthase.
DR   NCBIfam; TIGR01362; KDO8P_synth; 1.
DR   PANTHER; PTHR21057:SF2; 2-DEHYDRO-3-DEOXYPHOSPHOOCTONATE ALDOLASE 1-RELATED; 1.
DR   PANTHER; PTHR21057; PHOSPHO-2-DEHYDRO-3-DEOXYHEPTONATE ALDOLASE; 1.
DR   Pfam; PF00793; DAHP_synth_1; 1.
DR   SUPFAM; SSF51569; Aldolase; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Lipopolysaccharide biosynthesis; Transferase.
FT   CHAIN           1..274
FT                   /note="2-dehydro-3-deoxyphosphooctonate aldolase"
FT                   /id="PRO_0000277912"
SQ   SEQUENCE   274 AA;  29971 MW;  103EA00679A60975 CRC64;
     MQKVVKLNNI KIGNDLPFVL IAGPCQIEGK DHALFMAEKL VKLTSKLEIP FIYKSSFDKA
     NRTSVNGIRG LGIEKGLEIL SKVKSEFDCP IVTDVHSESQ CTETAEIADI LQIPAFLCRQ
     TDLLQAAAKT GKIVKVKKGQ FLAPWDMKNV QTKLEAFGVK DILFTERGAC FGYNNLVSDM
     RSLAIIAELN VPVVFDATHS VQQPGGLGGS TGGERKYVEL LAKAATAVGI AGMYMEVHQD
     PDNAPSDGPC MIKLDNLESI LIKLKKYDKI TKEK
//