ID H0ZNR4_TAEGU Unreviewed; 509 AA.
AC H0ZNR4;
DT 22-FEB-2012, integrated into UniProtKB/TrEMBL.
DT 17-JUN-2020, sequence version 2.
DT 27-MAR-2024, entry version 75.
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=L-kynurenine hydrolase {ECO:0000256|HAMAP-Rule:MF_03017};
GN Name=KYNU {ECO:0000256|HAMAP-Rule:MF_03017,
GN ECO:0000313|Ensembl:ENSTGUP00000012241.2};
OS Taeniopygia guttata (Zebra finch) (Poephila guttata).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Archelosauria; Archosauria; Dinosauria; Saurischia; Theropoda;
OC Coelurosauria; Aves; Neognathae; Passeriformes; Passeroidea; Estrildidae;
OC Estrildinae; Taeniopygia.
OX NCBI_TaxID=59729 {ECO:0000313|Ensembl:ENSTGUP00000012241.2, ECO:0000313|Proteomes:UP000007754};
RN [1] {ECO:0000313|Ensembl:ENSTGUP00000012241.2, ECO:0000313|Proteomes:UP000007754}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=20360741; DOI=10.1038/nature08819;
RA Warren W.C., Clayton D.F., Ellegren H., Arnold A.P., Hillier L.W.,
RA Kunstner A., Searle S., White S., Vilella A.J., Fairley S., Heger A.,
RA Kong L., Ponting C.P., Jarvis E.D., Mello C.V., Minx P., Lovell P.,
RA Velho T.A., Ferris M., Balakrishnan C.N., Sinha S., Blatti C., London S.E.,
RA Li Y., Lin Y.C., George J., Sweedler J., Southey B., Gunaratne P.,
RA Watson M., Nam K., Backstrom N., Smeds L., Nabholz B., Itoh Y., Whitney O.,
RA Pfenning A.R., Howard J., Volker M., Skinner B.M., Griffin D.K., Ye L.,
RA McLaren W.M., Flicek P., Quesada V., Velasco G., Lopez-Otin C.,
RA Puente X.S., Olender T., Lancet D., Smit A.F., Hubley R., Konkel M.K.,
RA Walker J.A., Batzer M.A., Gu W., Pollock D.D., Chen L., Cheng Z.,
RA Eichler E.E., Stapley J., Slate J., Ekblom R., Birkhead T., Burke T.,
RA Burt D., Scharff C., Adam I., Richard H., Sultan M., Soldatov A.,
RA Lehrach H., Edwards S.V., Yang S.P., Li X., Graves T., Fulton L.,
RA Nelson J., Chinwalla A., Hou S., Mardis E.R., Wilson R.K.;
RT "The genome of a songbird.";
RL Nature 464:757-762(2010).
RN [2] {ECO:0000313|Ensembl:ENSTGUP00000012241.2}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (NOV-2023) to UniProtKB.
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 AlphaFoldDB; H0ZNR4; -.
DR STRING; 59729.ENSTGUP00000012241; -.
DR Ensembl; ENSTGUT00000012375.2; ENSTGUP00000012241.2; ENSTGUG00000011872.2.
DR GeneTree; ENSGT00390000008033; -.
DR HOGENOM; CLU_003433_4_0_1; -.
DR InParanoid; H0ZNR4; -.
DR OMA; LPGWNSH; -.
DR OrthoDB; 5471916at2759; -.
DR TreeFam; TF300707; -.
DR UniPathway; UPA00253; UER00329.
DR UniPathway; UPA00334; UER00455.
DR Proteomes; UP000007754; Chromosome 7.
DR GO; GO:0005829; C:cytosol; IEA:Ensembl.
DR GO; GO:0005739; C:mitochondrion; IEA:Ensembl.
DR GO; GO:0005654; C:nucleoplasm; IEA:Ensembl.
DR GO; GO:0061981; F:3-hydroxykynureninase activity; IEA:Ensembl.
DR GO; GO:0030429; F:kynureninase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0042803; F:protein homodimerization activity; IEA:Ensembl.
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:0034341; P:response to type II interferon; IEA:Ensembl.
DR GO; GO:0034516; P:response to vitamin B6; IEA:Ensembl.
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:UP000007754}.
FT DOMAIN 115..410
FT /note="Aminotransferase class V"
FT /evidence="ECO:0000259|Pfam:PF00266"
FT BINDING 172
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 173
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 200..203
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 256
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 285
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 288
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 340
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT BINDING 368
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
FT MOD_RES 311
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017"
SQ SEQUENCE 509 AA; 57355 MW; 4EE2EB86F4D26CA9 CRC64;
MVNPFPLRIR RQVGIHCVPV STVLGRKTVK LNDLKMDPSS PVHPASILEQ TALQLRCSPT
DKKLAFHLDE KDELKHLREC FCVPRVKDLP PTDLTLVNGE ESCVYFAGNS LGLQPRKVKT
YLDEELDKWA RTGVHGHFNG QRPWALADEC IVDLMAELVG AKRQEIALMN GLTVNLHLQM
LSFFKPTPRR YKILLEARAF PSDHYAVESQ LRLHGLDVET SMVLLQPRQG EETLRTEDIL
AVIEKEGDSV AVIMFSGVQY YTGQLFDIPR ITRAGQKKGC LVGFDLAHAV GNVELHLHDW
GVDFACWCSY KYLNSGAGGL AGAYIHEKHS KSIKPTLVGW WGHDFKTRFL MENKLQLSEG
INGFRLSNPP ILLVCALHAS LEVFSQTTMK ALRRKSILLT GYLEYLIKHY YSEDKTNPEK
PFVRIITPSQ IEERGCQLTL SFSLPIKSVF KELEKRGVAC DMREPNALRV APVPLYNSFL
DVHRFIEILG SAITSSKQTA NNTVLSGSY
//
