ID A0A0S7DNL8_9EURO Unreviewed; 396 AA.
AC A0A0S7DNL8;
DT 17-FEB-2016, integrated into UniProtKB/TrEMBL.
DT 17-FEB-2016, sequence version 1.
DT 27-MAR-2024, entry version 30.
DE RecName: Full=Ketol-acid reductoisomerase, mitochondrial {ECO:0000256|PIRNR:PIRNR000119};
DE EC=1.1.1.86 {ECO:0000256|PIRNR:PIRNR000119};
DE AltName: Full=Acetohydroxy-acid reductoisomerase {ECO:0000256|PIRNR:PIRNR000119};
DE AltName: Full=Alpha-keto-beta-hydroxylacyl reductoisomerase {ECO:0000256|PIRNR:PIRNR000119};
GN ORFNames=ALT_003456 {ECO:0000313|EMBL:GIM35584.1}, CNMCM8060_006628
GN {ECO:0000313|EMBL:KAF4176078.1};
OS Aspergillus lentulus.
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Eurotiomycetes;
OC Eurotiomycetidae; Eurotiales; Aspergillaceae; Aspergillus.
OX NCBI_TaxID=293939 {ECO:0000313|EMBL:KAF4176078.1, ECO:0000313|Proteomes:UP000713487};
RN [1] {ECO:0000313|EMBL:GIM35584.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=IFM 54703 {ECO:0000313|EMBL:GIM35584.1};
RA Kusuya Y., Sakai K., Kamei K., Takahashi H., Yaguchi T.;
RT "Draft Genome sequence of the pathogenic filamentous fungus Aspergillus
RT lentulus IFM 54703T.";
RL Genome Announc. 4:e01568-15(2016).
RN [2] {ECO:0000313|EMBL:KAF4176078.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=CNM-CM8060 {ECO:0000313|EMBL:KAF4176078.1};
RA dos Santos R.A.C., Steenwyk J.L., Rivero-Menendez O., Mead M.E.,
RA Silva L.P., Bastos R.W., Alastruey-Izquierdo A., Goldman G.H., Rokas A.;
RT "Genomic and phenotypic heterogeneity of clinical isolates of the human
RT pathogens Aspergillus fumigatus, Aspergillus lentulus and Aspergillus
RT fumigatiaffinis.";
RL bioRxiv 0:0-0(2020).
RN [3] {ECO:0000313|EMBL:KAF4176078.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=CNM-CM8060 {ECO:0000313|EMBL:KAF4176078.1};
RA Santos R.A.C., Steenwyk J.L., Rivero-Menendez O., Mead M.E., Silva L.P.,
RA Bastos R.W., Alastruey-Izquierdo A., Goldman G.H., Rokas A.;
RL Submitted (APR-2020) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(2R)-2,3-dihydroxy-3-methylbutanoate + NADP(+) = (2S)-2-
CC acetolactate + H(+) + NADPH; Xref=Rhea:RHEA:22068, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:49072, ChEBI:CHEBI:57783, ChEBI:CHEBI:58349,
CC ChEBI:CHEBI:58476; EC=1.1.1.86;
CC Evidence={ECO:0000256|PIRNR:PIRNR000119};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(2R,3R)-2,3-dihydroxy-3-methylpentanoate + NADP(+) = (S)-2-
CC ethyl-2-hydroxy-3-oxobutanoate + H(+) + NADPH; Xref=Rhea:RHEA:13493,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:49256, ChEBI:CHEBI:49258,
CC ChEBI:CHEBI:57783, ChEBI:CHEBI:58349; EC=1.1.1.86;
CC Evidence={ECO:0000256|PIRNR:PIRNR000119};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|PIRNR:PIRNR000119};
CC Note=Binds 2 magnesium ions per subunit.
CC {ECO:0000256|PIRNR:PIRNR000119};
CC -!- PATHWAY: Amino-acid biosynthesis; L-isoleucine biosynthesis; L-
CC isoleucine from 2-oxobutanoate: step 2/4.
CC {ECO:0000256|ARBA:ARBA00004885}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-valine biosynthesis; L-valine from
CC pyruvate: step 2/4. {ECO:0000256|ARBA:ARBA00004864}.
CC -!- SUBCELLULAR LOCATION: Mitochondrion {ECO:0000256|PIRNR:PIRNR000119}.
CC -!- SIMILARITY: Belongs to the ketol-acid reductoisomerase family.
CC {ECO:0000256|ARBA:ARBA00010318, ECO:0000256|PIRNR:PIRNR000119,
CC ECO:0000256|PROSITE-ProRule:PRU01198}.
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:KAF4176078.1}.
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DR EMBL; BCLY01000004; GIM35584.1; -; Genomic_DNA.
DR EMBL; JAAAPS010000047; KAF4176078.1; -; Genomic_DNA.
DR STRING; 293939.A0A0S7DNL8; -.
DR VEuPathDB; FungiDB:TMP_alenIFM54703_1382; -.
DR OrthoDB; 1090117at2759; -.
DR UniPathway; UPA00047; UER00056.
DR UniPathway; UPA00049; UER00060.
DR Proteomes; UP000713487; Unassembled WGS sequence.
DR GO; GO:0005739; C:mitochondrion; IEA:UniProtKB-SubCell.
DR GO; GO:0016853; F:isomerase activity; IEA:UniProtKB-KW.
DR GO; GO:0004455; F:ketol-acid reductoisomerase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009097; P:isoleucine biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0009099; P:valine biosynthetic process; IEA:UniProtKB-UniRule.
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; IPR013023; KARI.
DR InterPro; IPR000506; KARI_C.
DR InterPro; IPR013116; KARI_N.
DR InterPro; IPR016207; KetolA_reductoisomerase_fun.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR NCBIfam; TIGR00465; ilvC; 1.
DR PANTHER; PTHR21371; KETOL-ACID REDUCTOISOMERASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR21371:SF1; KETOL-ACID REDUCTOISOMERASE, MITOCHONDRIAL; 1.
DR Pfam; PF01450; IlvC; 1.
DR Pfam; PF07991; IlvN; 1.
DR PIRSF; PIRSF000119; Ilv5_fungal; 1.
DR SUPFAM; SSF48179; 6-phosphogluconate dehydrogenase C-terminal domain-like; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR PROSITE; PS51851; KARI_C; 1.
DR PROSITE; PS51850; KARI_N; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605,
KW ECO:0000256|PIRNR:PIRNR000119};
KW Branched-chain amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023304,
KW ECO:0000256|PIRNR:PIRNR000119}; Isomerase {ECO:0000313|EMBL:GIM35584.1};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|PIRNR:PIRNR000119};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR000119};
KW Mitochondrion {ECO:0000256|PIRNR:PIRNR000119};
KW NADP {ECO:0000256|PIRNR:PIRNR000119};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR000119}.
FT DOMAIN 57..246
FT /note="KARI N-terminal Rossmann"
FT /evidence="ECO:0000259|PROSITE:PS51850"
FT DOMAIN 247..394
FT /note="KARI C-terminal knotted"
FT /evidence="ECO:0000259|PROSITE:PS51851"
FT BINDING 255
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01198"
FT BINDING 255
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01198"
FT BINDING 259
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01198"
FT BINDING 291
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01198"
FT BINDING 295
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01198"
FT BINDING 317
FT /ligand="substrate"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01198"
SQ SEQUENCE 396 AA; 44012 MW; 431928F8D65EDF58 CRC64;
MASRGLPRAL RLARVAAPRT VISAALPRPA LAKAATRVAA STAPVRGVKT MTFADSKETV
YERADWPREK LQEYFKNDTL ALIGYGSQGH GQGLNLRDQG LNVIVGVRKD GASWKEAIQD
GWVPGKNLFD LTEAVQKGTI VMNLLSDAAQ SETWPTLKPL ITKGKTLYFS HGFSPVFKEL
TKVDVPKDVD VILVAPKGSG RTVRTLFREG RGINSSIAVY QDVTGNAKEK AIAMGVAVGS
GYLYETTFEK EVYSDLYGER GCLMGGIHGM FLAQYEVLRE RGHSPSEAFN ETVEEATQSL
YPLIGANGMD WMYAACSTTA RRGAIDWSSR FKDTLKPIFN ELYDSVRDGT ETKRSLEYNS
QKDYREKYEK EMQDIRDLEI WRAGKAVRSL RPENQK
//
