ID A0A165DF94_EXIGL Unreviewed; 481 AA.
AC A0A165DF94;
DT 06-JUL-2016, integrated into UniProtKB/TrEMBL.
DT 06-JUL-2016, sequence version 1.
DT 27-MAR-2024, entry version 30.
DE RecName: Full=Kynureninase {ECO:0000256|HAMAP-Rule:MF_03017, ECO:0000256|PIRNR:PIRNR038800};
DE EC=3.7.1.3 {ECO:0000256|HAMAP-Rule:MF_03017, ECO:0000256|PIRNR:PIRNR038800};
DE AltName: Full=Biosynthesis of nicotinic acid protein 5 {ECO:0000256|HAMAP-Rule:MF_03017};
DE AltName: Full=L-kynurenine hydrolase {ECO:0000256|HAMAP-Rule:MF_03017};
GN Name=BNA5 {ECO:0000256|HAMAP-Rule:MF_03017};
GN ORFNames=EXIGLDRAFT_624259 {ECO:0000313|EMBL:KZV84416.1};
OS Exidia glandulosa HHB12029.
OC Eukaryota; Fungi; Dikarya; Basidiomycota; Agaricomycotina; Agaricomycetes;
OC Auriculariales; Exidiaceae; Exidia.
OX NCBI_TaxID=1314781 {ECO:0000313|EMBL:KZV84416.1, ECO:0000313|Proteomes:UP000077266};
RN [1] {ECO:0000313|EMBL:KZV84416.1, ECO:0000313|Proteomes:UP000077266}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HHB12029 {ECO:0000313|EMBL:KZV84416.1,
RC ECO:0000313|Proteomes:UP000077266};
RX PubMed=26659563; DOI=10.1093/molbev/msv337;
RA Nagy L.G., Riley R., Tritt A., Adam C., Daum C., Floudas D., Sun H.,
RA Yadav J.S., Pangilinan J., Larsson K.H., Matsuura K., Barry K., Labutti K.,
RA Kuo R., Ohm R.A., Bhattacharya S.S., Shirouzu T., Yoshinaga Y.,
RA Martin F.M., Grigoriev I.V., Hibbett D.S.;
RT "Comparative Genomics of Early-Diverging Mushroom-Forming Fungi Provides
RT Insights into the Origins of Lignocellulose Decay Capabilities.";
RL Mol. Biol. Evol. 33:959-970(2016).
CC -!- FUNCTION: Catalyzes the cleavage of L-kynurenine (L-Kyn) and L-3-
CC hydroxykynurenine (L-3OHKyn) into anthranilic acid (AA) and 3-
CC hydroxyanthranilic acid (3-OHAA), respectively. {ECO:0000256|HAMAP-
CC Rule:MF_03017, ECO:0000256|PIRNR:PIRNR038800}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=3-hydroxy-L-kynurenine + H2O = 3-hydroxyanthranilate + H(+) +
CC L-alanine; Xref=Rhea:RHEA:25143, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:36559, ChEBI:CHEBI:57972,
CC ChEBI:CHEBI:58125; EC=3.7.1.3;
CC Evidence={ECO:0000256|PIRNR:PIRNR038800};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + L-kynurenine = anthranilate + H(+) + L-alanine;
CC Xref=Rhea:RHEA:16813, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:16567, ChEBI:CHEBI:57959, ChEBI:CHEBI:57972; EC=3.7.1.3;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_03017,
CC ECO:0000256|PIRNR:PIRNR038800};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_03017,
CC ECO:0000256|PIRNR:PIRNR038800};
CC -!- PATHWAY: Amino-acid degradation; L-kynurenine degradation; L-alanine
CC and anthranilate from L-kynurenine: step 1/1. {ECO:0000256|HAMAP-
CC Rule:MF_03017, ECO:0000256|PIRNR:PIRNR038800}.
CC -!- PATHWAY: Cofactor biosynthesis; NAD(+) biosynthesis; quinolinate from
CC L-kynurenine: step 2/3. {ECO:0000256|HAMAP-Rule:MF_03017,
CC ECO:0000256|PIRNR:PIRNR038800}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_03017,
CC ECO:0000256|PIRNR:PIRNR038800}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_03017,
CC ECO:0000256|PIRNR:PIRNR038800}.
CC -!- SIMILARITY: Belongs to the kynureninase family. {ECO:0000256|HAMAP-
CC Rule:MF_03017, ECO:0000256|PIRNR:PIRNR038800}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_03017}.
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; KV426225; KZV84416.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A165DF94; -.
DR STRING; 1314781.A0A165DF94; -.
DR InParanoid; A0A165DF94; -.
DR OrthoDB; 5471916at2759; -.
DR UniPathway; UPA00253; UER00329.
DR UniPathway; UPA00334; UER00455.
DR Proteomes; UP000077266; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0061981; F:3-hydroxykynureninase activity; IEA:RHEA.
DR GO; GO:0030429; F:kynureninase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0030170; F:pyridoxal phosphate binding; IEA:UniProtKB-UniRule.
DR GO; GO:0034354; P:'de novo' NAD biosynthetic process from tryptophan; IEA:UniProtKB-UniRule.
DR GO; GO:0043420; P:anthranilate metabolic process; IEA:UniProtKB-UniRule.
DR GO; GO:0097053; P:L-kynurenine catabolic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0019805; P:quinolinate biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0006569; P:tryptophan catabolic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.90.1150.10; Aspartate Aminotransferase, domain 1; 1.
DR Gene3D; 3.40.640.10; Type I PLP-dependent aspartate aminotransferase-like (Major domain); 1.
DR HAMAP; MF_01970; Kynureninase; 1.
DR InterPro; IPR000192; Aminotrans_V_dom.
DR InterPro; IPR010111; Kynureninase.
DR InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR NCBIfam; TIGR01814; kynureninase; 1.
DR PANTHER; PTHR14084; KYNURENINASE; 1.
DR PANTHER; PTHR14084:SF0; KYNURENINASE; 1.
DR Pfam; PF00266; Aminotran_5; 1.
DR PIRSF; PIRSF038800; KYNU; 1.
DR SUPFAM; SSF53383; PLP-dependent transferases; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_03017, ECO:0000256|PIRNR:PIRNR038800};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_03017};
KW Pyridine nucleotide biosynthesis {ECO:0000256|ARBA:ARBA00022642,
KW ECO:0000256|HAMAP-Rule:MF_03017};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898, ECO:0000256|HAMAP-
KW Rule:MF_03017}; Reference proteome {ECO:0000313|Proteomes:UP000077266}.
FT DOMAIN 218..387
FT /note="Aminotransferase class V"
FT /evidence="ECO:0000259|Pfam:PF00266"
FT BINDING 132
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 133
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 160..163
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 255
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 258
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 280
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 310
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 338
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT MOD_RES 281
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
SQ SEQUENCE 481 AA; 52503 MW; DC7EEF9E7E669711 CRC64;
MTKTTADILA AASSAALRTP ELAAELDAAD DLASLRGEFI LPTNTSIGAS LAAQSRPNES
CTYLCGNSLG AMPKRAETLV REELGVWATQ AVEGHFKHAL KRDWLTAADL THPTLAQLLG
AEESEVVCMG TLTANLHLMM NTFYKPTAGR NKILCEARAF PSDQASPTLP SCINYAFASQ
AIAHGLDPKE VVIELSPRSG EFYLRNEDVL DAIEQHGQAL ALVLFPGIQY YTGQAFDMPA
ITKAAHSQGA ICAWDLAHGI GNLELHLHDW EVDFAVWCSY KYLNAGPGAI AGLYVHRNWD
EKERPRHAGW WGHELATRFQ MPPHFKPIPG AQGFQQSNPS VLTIAALLGS LEVFKAAGGM
GPLRRKAVTL TLYLERALQA STRFVRPEEA ASYPDTGNPA FTIITPADPQ FRGSQLSLLI
LPVSRHELME QVFAAMLARG VLGDERRPNV IRLAPTALYN TFEECRYAAV ALDEAFDTIE
H
//
