ID   KDSA_HELPS              Reviewed;         276 AA.
AC   B2UW07;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   01-JUL-2008, sequence version 1.
DT   25-MAY-2022, entry version 67.
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}; OrderedLocusNames=HPSH_00015;
OS   Helicobacter pylori (strain Shi470).
OC   Bacteria; Proteobacteria; Epsilonproteobacteria; Campylobacterales;
OC   Helicobacteraceae; Helicobacter.
OX   NCBI_TaxID=512562;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Shi470;
RA   Kersulyte D., Kalia A., Gilman R.H., Berg D.E.;
RT   "Genome sequence of Helicobacter pylori from the remote Amazon: traces of
RT   Asian ancestry of the first Americans.";
RL   Submitted (MAY-2008) to the EMBL/GenBank/DDBJ databases.
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; CP001072; ACD47472.1; -; Genomic_DNA.
DR   RefSeq; WP_000858158.1; NC_010698.2.
DR   AlphaFoldDB; B2UW07; -.
DR   SMR; B2UW07; -.
DR   KEGG; hps:HPSH_00015; -.
DR   HOGENOM; CLU_036666_0_0_7; -.
DR   OMA; FRGIPTM; -.
DR   UniPathway; UPA00030; -.
DR   UniPathway; UPA00357; UER00474.
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; -; 1.
DR   HAMAP; MF_00056; KDO8P_synth; 1.
DR   InterPro; IPR013785; Aldolase_TIM.
DR   InterPro; IPR006218; DAHP1/KDSA.
DR   InterPro; IPR006269; KDO8P_synthase.
DR   PANTHER; PTHR21057; PTHR21057; 1.
DR   Pfam; PF00793; DAHP_synth_1; 1.
DR   TIGRFAMs; TIGR01362; KDO8P_synth; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Lipopolysaccharide biosynthesis; Transferase.
FT   CHAIN           1..276
FT                   /note="2-dehydro-3-deoxyphosphooctonate aldolase"
FT                   /id="PRO_1000091820"
SQ   SEQUENCE   276 AA;  30196 MW;  554A71C83BF848F1 CRC64;
     MKTSKTKTPK SVLIAGPCVI ESLENLRSIA IKLQPLANNE RLDFYFKASF DKANRTSLES
     YRGPGLGKGL EMLQTIKDEF GYKILTDVHE SYQASAAAKV ADILQIPAFL CRQTDLIVEV
     SQTNAIINIK KGQFMNPKDM QYSVLKALKT RDSSIQSPTY ETALKNGVWL CERGSSFGYG
     NLVVDMRSLK IMREFAPVIF DATHSVQMPG GANGKSSGDS SFAPILARAA AAVGIDGLFA
     ETHVDPKNAL SDGANMLKPD ELEHLVADML KIQNLF