ID A0A084QCY2_STAC4 Unreviewed; 505 AA.
AC A0A084QCY2;
DT 29-OCT-2014, integrated into UniProtKB/TrEMBL.
DT 29-OCT-2014, sequence version 1.
DT 27-MAR-2024, entry version 40.
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=S40285_07526 {ECO:0000313|EMBL:KFA61817.1};
OS Stachybotrys chlorohalonata (strain IBT 40285).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Sordariomycetes;
OC Hypocreomycetidae; Hypocreales; Stachybotryaceae; Stachybotrys.
OX NCBI_TaxID=1283841 {ECO:0000313|EMBL:KFA61817.1, ECO:0000313|Proteomes:UP000028524};
RN [1] {ECO:0000313|EMBL:KFA61817.1, ECO:0000313|Proteomes:UP000028524}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=IBT 40285 {ECO:0000313|EMBL:KFA61817.1,
RC ECO:0000313|Proteomes:UP000028524};
RX PubMed=25015739; DOI=10.1186/1471-2164-15-590;
RA Semeiks J., Borek D., Otwinowski Z., Grishin N.V.;
RT "Comparative genome sequencing reveals chemotype-specific gene clusters in
RT the toxigenic black mold Stachybotrys.";
RL BMC Genomics 15:590-590(2014).
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}.
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DR EMBL; KL660833; KFA61817.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A084QCY2; -.
DR STRING; 1283841.A0A084QCY2; -.
DR HOGENOM; CLU_003433_4_0_1; -.
DR InParanoid; A0A084QCY2; -.
DR OMA; SHVAYRS; -.
DR OrthoDB; 5471916at2759; -.
DR UniPathway; UPA00253; UER00329.
DR UniPathway; UPA00334; UER00455.
DR Proteomes; UP000028524; 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:SF2; KYNURENINASE 2; 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:UP000028524}.
FT DOMAIN 215..308
FT /note="Aminotransferase class V"
FT /evidence="ECO:0000259|Pfam:PF00266"
FT BINDING 164
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 165
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 192..195
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 276
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 279
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 301
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 344
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 372
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT MOD_RES 302
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
SQ SEQUENCE 505 AA; 55524 MW; 3747D5F640DF0CE2 CRC64;
MTDTQSDTPA STPMDLPALV DRLRSGAPPA FPPDGAANAL AFAQQLDQQD ELRHLRDEFI
LPTKTSLRKT ALDGSIPGAE KSDGGEDDTG IYFVGNSLGA QPKAVRTYIE AQLETWASVG
VNGHFVALGN SPLTSWQDLA EDCAVKSADL VGSSPHEIVI MNTLTVNLHL MLAAFYRPTD
RRHKIICEWK PFPSDYYAIE SQVAWHGRDP KESMVLLQPG DDMLIPTDRV LAAIDEHADE
TAVLLLPGIQ YYTGQLFDIP RITAYARARG IVVGWDLAHA AGNVELRLHD WDVDFACWCT
YKYINAGPGA IAGAFVHERH GAVDWNGGEE LAGRPGFRPR LTGWYGGDKR VRFNMDNRFV
PTPGAAGYQL SNPSAMDLAC LSGALSVFNK TSMRALRSKA LALTAYAEHL LDDILAQSRD
ATPLFSIITP RDPLQRGTQL SVLLRDGLLD DVQSALEHNG VLLDKRKPNV IRVAPVPLYT
RFEDVWRFMQ VLRTALKMPA SREGL
//
