ID A0A135VFX3_9ARCH Unreviewed; 329 AA.
AC A0A135VFX3;
DT 11-MAY-2016, integrated into UniProtKB/TrEMBL.
DT 11-MAY-2016, sequence version 1.
DT 24-JAN-2024, entry version 23.
DE RecName: Full=2-dehydropantoate 2-reductase {ECO:0000256|RuleBase:RU362068};
DE EC=1.1.1.169 {ECO:0000256|RuleBase:RU362068};
DE AltName: Full=Ketopantoate reductase {ECO:0000256|RuleBase:RU362068};
GN ORFNames=AM324_08395 {ECO:0000313|EMBL:KXH71550.1};
OS Candidatus Thorarchaeota archaeon SMTZ1-83.
OC Archaea; Asgard group; Candidatus Thorarchaeota.
OX NCBI_TaxID=1706445 {ECO:0000313|EMBL:KXH71550.1, ECO:0000313|Proteomes:UP000070043};
RN [1] {ECO:0000313|EMBL:KXH71550.1, ECO:0000313|Proteomes:UP000070043}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SMTZ1-83 {ECO:0000313|EMBL:KXH71550.1};
RX PubMed=26824177;
RA Seitz K.W., Lazar C.S., Hinrichs K.U., Teske A.P., Baker B.J.;
RT "Genomic reconstruction of a novel, deeply branched sediment archaeal
RT phylum with pathways for acetogenesis and sulfur reduction.";
RL ISME J. 0:0-0(2016).
CC -!- FUNCTION: Catalyzes the NADPH-dependent reduction of ketopantoate into
CC pantoic acid. {ECO:0000256|RuleBase:RU362068}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(R)-pantoate + NAD(+) = 2-dehydropantoate + H(+) + NADH;
CC Xref=Rhea:RHEA:61292, ChEBI:CHEBI:11561, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:15980, ChEBI:CHEBI:57540, ChEBI:CHEBI:57945;
CC Evidence={ECO:0000256|ARBA:ARBA00000108};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:61294;
CC Evidence={ECO:0000256|ARBA:ARBA00000108};
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:ARBA00000825};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:16235;
CC Evidence={ECO:0000256|ARBA:ARBA00000825};
CC -!- PATHWAY: Cofactor biosynthesis; coenzyme A biosynthesis.
CC {ECO:0000256|ARBA:ARBA00004724, ECO:0000256|RuleBase:RU362068}.
CC -!- SIMILARITY: Belongs to the ketopantoate reductase family.
CC {ECO:0000256|ARBA:ARBA00007870, ECO:0000256|RuleBase:RU362068}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KXH71550.1}.
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; LRSK01000225; KXH71550.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A135VFX3; -.
DR UniPathway; UPA00241; -.
DR Proteomes; UP000070043; Unassembled WGS sequence.
DR GO; GO:0008677; F:2-dehydropantoate 2-reductase activity; IEA:UniProtKB-EC.
DR GO; GO:0015937; P:coenzyme A biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0015940; P:pantothenate biosynthetic process; IEA:InterPro.
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; PTHR21708:SF26; 2-DEHYDROPANTOATE 2-REDUCTASE; 1.
DR PANTHER; PTHR21708; PROBABLE 2-DEHYDROPANTOATE 2-REDUCTASE; 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 Coenzyme A biosynthesis {ECO:0000256|RuleBase:RU362068};
KW NADP {ECO:0000256|RuleBase:RU362068};
KW Oxidoreductase {ECO:0000256|RuleBase:RU362068}.
FT DOMAIN 3..150
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 329 AA; 35412 MW; 59BDEDA5E177462B CRC64;
MRIVIMGSGA IGCLYGGFLS KAGEDVRLLV GRHPIVDAIN NRGLRIKGVL GDHLLRLNAT
QNAKEIDEAD LVLITTKAYD SEEAAKRIKH LTDKGAYVLV LQNGIGTEKK VAEVLGTRRV
LRATTCMGAI MTGPGEVTVT GCGITEIGSH YSENMKTVEK VVSILRNAGF DVRSSENIEG
VVWTKTIVNC GINPIGALTG MTNGEIYNDA RLRSLVVKLV QEAVEVATAI GVSLTADDPI
RYALGTAKAT GDNINSMLQD IQQCKQTEID AITGEVVRLA REHDIETPYS DSVYSLVKAL
ESKVVKMDAD DPKVIPYSAE EVERAISNV
//