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Database: UniProt
Entry: D5BQ06_PUNMI
LinkDB: D5BQ06_PUNMI
Original site: D5BQ06_PUNMI 
ID   D5BQ06_PUNMI            Unreviewed;       308 AA.
AC   D5BQ06;
DT   15-JUN-2010, integrated into UniProtKB/TrEMBL.
DT   15-JUN-2010, sequence version 1.
DT   24-JAN-2024, entry version 73.
DE   RecName: Full=2-dehydropantoate 2-reductase {ECO:0000256|ARBA:ARBA00019465, ECO:0000256|RuleBase:RU362068};
DE            EC=1.1.1.169 {ECO:0000256|ARBA:ARBA00013014, ECO:0000256|RuleBase:RU362068};
DE   AltName: Full=Ketopantoate reductase {ECO:0000256|ARBA:ARBA00032024, ECO:0000256|RuleBase:RU362068};
GN   OrderedLocusNames=SAR116_0261 {ECO:0000313|EMBL:ADE38504.1};
OS   Puniceispirillum marinum (strain IMCC1322).
OC   Bacteria; Pseudomonadota; Alphaproteobacteria; SAR116 cluster;
OC   Candidatus Puniceispirillum.
OX   NCBI_TaxID=488538 {ECO:0000313|EMBL:ADE38504.1, ECO:0000313|Proteomes:UP000007460};
RN   [1] {ECO:0000313|EMBL:ADE38504.1, ECO:0000313|Proteomes:UP000007460}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=IMCC1322 {ECO:0000313|EMBL:ADE38504.1,
RC   ECO:0000313|Proteomes:UP000007460};
RX   PubMed=20382761; DOI=10.1128/JB.00347-10;
RA   Oh H.M., Kwon K.K., Kang I., Kang S.G., Lee J.H., Kim S.J., Cho J.C.;
RT   "Complete genome sequence of "Candidatus Puniceispirillum marinum"
RT   IMCC1322, a representative of the SAR116 clade in the
RT   Alphaproteobacteria.";
RL   J. Bacteriol. 192:3240-3241(2010).
CC   -!- FUNCTION: Catalyzes the NADPH-dependent reduction of ketopantoate into
CC       pantoic acid. {ECO:0000256|ARBA:ARBA00002919,
CC       ECO:0000256|RuleBase:RU362068}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(R)-pantoate + NADP(+) = 2-dehydropantoate + H(+) + NADPH;
CC         Xref=Rhea:RHEA:16233, ChEBI:CHEBI:11561, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:15980, ChEBI:CHEBI:57783, ChEBI:CHEBI:58349;
CC         EC=1.1.1.169; Evidence={ECO:0000256|ARBA:ARBA00000784,
CC         ECO:0000256|RuleBase:RU362068};
CC   -!- PATHWAY: Cofactor biosynthesis; (R)-pantothenate biosynthesis; (R)-
CC       pantoate from 3-methyl-2-oxobutanoate: step 2/2.
CC       {ECO:0000256|ARBA:ARBA00004994, ECO:0000256|RuleBase:RU362068}.
CC   -!- SIMILARITY: Belongs to the ketopantoate reductase family.
CC       {ECO:0000256|ARBA:ARBA00007870, ECO:0000256|RuleBase:RU362068}.
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DR   EMBL; CP001751; ADE38504.1; -; Genomic_DNA.
DR   RefSeq; WP_013045134.1; NC_014010.1.
DR   AlphaFoldDB; D5BQ06; -.
DR   STRING; 488538.SAR116_0261; -.
DR   KEGG; apb:SAR116_0261; -.
DR   eggNOG; COG1893; Bacteria.
DR   HOGENOM; CLU_031468_2_0_5; -.
DR   OMA; WEKLAFN; -.
DR   OrthoDB; 9793586at2; -.
DR   UniPathway; UPA00028; UER00004.
DR   Proteomes; UP000007460; Chromosome.
DR   GO; GO:0008677; F:2-dehydropantoate 2-reductase activity; IEA:UniProtKB-EC.
DR   GO; GO:0015940; P:pantothenate biosynthetic process; IEA:UniProtKB-UniPathway.
DR   Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR   InterPro; IPR008927; 6-PGluconate_DH-like_C_sf.
DR   InterPro; IPR013328; 6PGD_dom2.
DR   InterPro; IPR003710; ApbA.
DR   InterPro; IPR013752; KPA_reductase.
DR   InterPro; IPR013332; KPR_N.
DR   InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR   NCBIfam; TIGR00745; apbA_panE; 1.
DR   PANTHER; PTHR43765; 2-DEHYDROPANTOATE 2-REDUCTASE-RELATED; 1.
DR   PANTHER; PTHR43765:SF2; 2-DEHYDROPANTOATE 2-REDUCTASE-RELATED; 1.
DR   Pfam; PF02558; ApbA; 1.
DR   Pfam; PF08546; ApbA_C; 1.
DR   SUPFAM; SSF48179; 6-phosphogluconate dehydrogenase C-terminal domain-like; 1.
DR   SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
PE   3: Inferred from homology;
KW   NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|RuleBase:RU362068};
KW   Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW   ECO:0000256|RuleBase:RU362068};
KW   Pantothenate biosynthesis {ECO:0000256|RuleBase:RU362068};
KW   Reference proteome {ECO:0000313|Proteomes:UP000007460}.
FT   DOMAIN          5..149
FT                   /note="Ketopantoate reductase N-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF02558"
FT   DOMAIN          177..301
FT                   /note="Ketopantoate reductase C-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF08546"
SQ   SEQUENCE   308 AA;  32483 MW;  33DA641484481582 CRC64;
     MKLGFIGVGA LGSLFGGALA DAGHNVTLVI RNEAHRKAVC HSGLRLVRDS GESIVKIPTI
     TPTEIHEPFD AIFVFTKTGA SAESIRAVSH MIDDATCLVS VQNGLGNHDL LAGFVGYERV
     IYGTTTAPAD LLGPGHVVSH GQHLTQINAA RADSAKIAAQ LAMMLTGADM PTVVNDDIDA
     VIWSKVAFNT AINAICALVK GTPGTVADSA YLSNLARTVV MESCAVAQAD GIMIDPQNVL
     AIIEMAGREH RTHKPSMVHD VMAMRQTEID ALNGAVIALG KKHNIATPLN EALFALIKGV
     EAQYEKNH
//
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