ID   PANE_MYCTO              Reviewed;         295 AA.
AC   P9WIL0; L0TBN6; Q50648;
DT   16-APR-2014, integrated into UniProtKB/Swiss-Prot.
DT   16-APR-2014, sequence version 1.
DT   03-AUG-2022, entry version 34.
DE   RecName: Full=2-dehydropantoate 2-reductase {ECO:0000250|UniProtKB:P0A9J4};
DE            EC=1.1.1.169 {ECO:0000250|UniProtKB:P0A9J4};
DE   AltName: Full=Ketopantoate reductase {ECO:0000250|UniProtKB:P0A9J4};
DE            Short=KPR {ECO:0000250|UniProtKB:P0A9J4};
GN   OrderedLocusNames=MT2649;
OS   Mycobacterium tuberculosis (strain CDC 1551 / Oshkosh).
OC   Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC   Mycobacterium; Mycobacterium tuberculosis complex.
OX   NCBI_TaxID=83331;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CDC 1551 / Oshkosh;
RX   PubMed=12218036; DOI=10.1128/jb.184.19.5479-5490.2002;
RA   Fleischmann R.D., Alland D., Eisen J.A., Carpenter L., White O.,
RA   Peterson J.D., DeBoy R.T., Dodson R.J., Gwinn M.L., Haft D.H., Hickey E.K.,
RA   Kolonay J.F., Nelson W.C., Umayam L.A., Ermolaeva M.D., Salzberg S.L.,
RA   Delcher A., Utterback T.R., Weidman J.F., Khouri H.M., Gill J., Mikula A.,
RA   Bishai W., Jacobs W.R. Jr., Venter J.C., Fraser C.M.;
RT   "Whole-genome comparison of Mycobacterium tuberculosis clinical and
RT   laboratory strains.";
RL   J. Bacteriol. 184:5479-5490(2002).
CC   -!- FUNCTION: Catalyzes the NADPH-dependent reduction of ketopantoate into
CC       pantoic acid. {ECO:0000250|UniProtKB:P0A9J4}.
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:0000250|UniProtKB:P0A9J4};
CC   -!- PATHWAY: Cofactor biosynthesis; (R)-pantothenate biosynthesis; (R)-
CC       pantoate from 3-methyl-2-oxobutanoate: step 2/2.
CC       {ECO:0000250|UniProtKB:P0A9J4}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250|UniProtKB:P0A9J4}.
CC   -!- SIMILARITY: Belongs to the ketopantoate reductase family.
CC       {ECO:0000305}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=AAK46962.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; AE000516; AAK46962.1; ALT_INIT; Genomic_DNA.
DR   PIR; D70724; D70724.
DR   AlphaFoldDB; P9WIL0; -.
DR   SMR; P9WIL0; -.
DR   EnsemblBacteria; AAK46962; AAK46962; MT2649.
DR   KEGG; mtc:MT2649; -.
DR   HOGENOM; CLU_031468_4_0_11; -.
DR   UniPathway; UPA00028; UER00004.
DR   Proteomes; UP000001020; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
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; 1.10.1040.10; -; 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   Pfam; PF02558; ApbA; 1.
DR   Pfam; PF08546; ApbA_C; 1.
DR   SUPFAM; SSF48179; SSF48179; 1.
DR   SUPFAM; SSF51735; SSF51735; 1.
DR   TIGRFAMs; TIGR00745; apbA_panE; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; NADP; Oxidoreductase; Pantothenate biosynthesis.
FT   CHAIN           1..295
FT                   /note="2-dehydropantoate 2-reductase"
FT                   /id="PRO_0000427988"
FT   ACT_SITE        177
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000250|UniProtKB:P0A9J4"
FT   BINDING         9..14
FT                   /ligand="NADP(+)"
FT                   /ligand_id="ChEBI:CHEBI:58349"
FT                   /evidence="ECO:0000250|UniProtKB:P0A9J4"
FT   BINDING         100
FT                   /ligand="NADP(+)"
FT                   /ligand_id="ChEBI:CHEBI:58349"
FT                   /evidence="ECO:0000250|UniProtKB:P0A9J4"
FT   BINDING         100
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250|UniProtKB:P0A9J4"
FT   BINDING         126
FT                   /ligand="NADP(+)"
FT                   /ligand_id="ChEBI:CHEBI:58349"
FT                   /evidence="ECO:0000250|UniProtKB:P0A9J4"
FT   BINDING         181
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250|UniProtKB:P0A9J4"
FT   BINDING         246
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250|UniProtKB:P0A9J4"
FT   BINDING         258
FT                   /ligand="NADP(+)"
FT                   /ligand_id="ChEBI:CHEBI:58349"
FT                   /evidence="ECO:0000250|UniProtKB:P0A9J4"
SQ   SEQUENCE   295 AA;  31033 MW;  BB2782E105F536C8 CRC64;
     MATGIALVGP GAVGTTVAAL LHKAGYSPLL CGHTPRAGIE LRRDGADPIV VPGPVHTSPR
     EVAGPVDVLI LAVKATQNDA ARPWLTRLCD ERTVVAVLQN GVEQVEQVQP HCPSSAVVPA
     IVWCSAETQP QGWVRLRGEA ALVVPTGPAA EQFAGLLRGA GATVDCDPDF TTAAWRKLLV
     NALAGFMVLS GRRSAMFRRD DVAALSRRYV AECLAVARAE GARLDDDVVD EVVRLVRSAP
     QDMGTSMLAD RAAHRPLEWD LRNGVIVRKA RAHGLATPIS DVLVPLLAAA SDGPG