ID A0A1D9MCJ0_9RHOB Unreviewed; 301 AA.
AC A0A1D9MCJ0;
DT 15-FEB-2017, integrated into UniProtKB/TrEMBL.
DT 15-FEB-2017, sequence version 1.
DT 18-JUN-2025, entry version 32.
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 ORFNames=LPB142_09800 {ECO:0000313|EMBL:AOZ69572.1};
OS Rhodobacter xanthinilyticus.
OC Bacteria; Pseudomonadati; Pseudomonadota; Alphaproteobacteria;
OC Rhodobacterales; Rhodobacter group; Rhodobacter.
OX NCBI_TaxID=1850250 {ECO:0000313|EMBL:AOZ69572.1, ECO:0000313|Proteomes:UP000176562};
RN [1] {ECO:0000313|EMBL:AOZ69572.1, ECO:0000313|Proteomes:UP000176562}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LPB0142 {ECO:0000313|EMBL:AOZ69572.1,
RC ECO:0000313|Proteomes:UP000176562};
RA Kim E., Yi H.;
RT "Rhodobacter sp. LPB0142, isolated from sea water.";
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the NADPH-dependent reduction of ketopantoate into
CC pantoic acid. {ECO:0000256|RuleBase:RU362068}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(R)-pantoate + NADP(+) = 2-dehydropantoate + NADPH + H(+);
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:ARBA00048793,
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; CP017781; AOZ69572.1; -; Genomic_DNA.
DR RefSeq; WP_071166263.1; NZ_CP017781.1.
DR AlphaFoldDB; A0A1D9MCJ0; -.
DR STRING; 1850250.LPB142_09800; -.
DR KEGG; rhp:LPB142_09800; -.
DR UniPathway; UPA00028; UER00004.
DR Proteomes; UP000176562; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:TreeGrafter.
DR GO; GO:0008677; F:2-dehydropantoate 2-reductase activity; IEA:UniProtKB-EC.
DR GO; GO:0050661; F:NADP binding; IEA:TreeGrafter.
DR GO; GO:0015940; P:pantothenate biosynthetic process; IEA:UniProtKB-UniPathway.
DR FunFam; 1.10.1040.10:FF:000017; 2-dehydropantoate 2-reductase; 1.
DR Gene3D; 1.10.1040.10; N-(1-d-carboxylethyl)-l-norvaline Dehydrogenase, domain 2; 1.
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; IPR050838; Ketopantoate_reductase.
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:SF2; 2-DEHYDROPANTOATE 2-REDUCTASE; 1.
DR PANTHER; PTHR43765; 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.
DR PROSITE; PS51257; PROKAR_LIPOPROTEIN; 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|ARBA:ARBA00022655,
KW ECO:0000256|RuleBase:RU362068};
KW Reference proteome {ECO:0000313|Proteomes:UP000176562}.
FT DOMAIN 5..150
FT /note="Ketopantoate reductase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF02558"
FT DOMAIN 177..295
FT /note="Ketopantoate reductase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF08546"
SQ SEQUENCE 301 AA; 30780 MW; D26F37DA45C314ED CRC64;
MAGKVAVMGA GAVGCYYGAK LAQAGEAVTL IGRPALVEAV AARGLIFETG GETHAVALEA
SLDPGAVAGA DLVLFAVKSG DTEAAGRAIA PHLAPGAVVL SLQNGVSNAE RLSAVLGRPV
VPVVVYVAAE MAGPGHMRHN GRGELILAQA PGAEAAAARL AAAGVAVEVS AEAAVVMWTK
FTVNCAFNAI SAVARLPYGR IWPQPGVEQL MRDVMGECVA VAAAEGIVLP ETLWEVIHAV
AVQMEGQFSS TAQDLMRGRP SEIDYLNGEI VRRAAALGLP APANNALWVM VKLIEARLVE
A
//
