ID A0A0W4ZPL5_PNEC8 Unreviewed; 449 AA. AC A0A0W4ZPL5; DT 16-MAR-2016, integrated into UniProtKB/TrEMBL. DT 16-MAR-2016, sequence version 1. DT 08-NOV-2023, entry version 31. 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=T552_00780 {ECO:0000313|EMBL:KTW30305.1}; OS Pneumocystis carinii (strain B80) (Rat pneumocystis pneumonia agent) OS (Pneumocystis carinii f. sp. carinii). OC Eukaryota; Fungi; Dikarya; Ascomycota; Taphrinomycotina; OC Pneumocystomycetes; Pneumocystaceae; Pneumocystis. OX NCBI_TaxID=1408658 {ECO:0000313|EMBL:KTW30305.1, ECO:0000313|Proteomes:UP000054454}; RN [1] {ECO:0000313|Proteomes:UP000054454} RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=B80 {ECO:0000313|Proteomes:UP000054454}; RX PubMed=26899007; DOI=10.1038/ncomms10740; RA Ma L., Chen Z., Huang D.W., Kutty G., Ishihara M., Wang H., Abouelleil A., RA Bishop L., Davey E., Deng R., Deng X., Fan L., Fantoni G., Fitzgerald M., RA Gogineni E., Goldberg J.M., Handley G., Hu X., Huber C., Jiao X., Jones K., RA Levin J.Z., Liu Y., Macdonald P., Melnikov A., Raley C., Sassi M., RA Sherman B.T., Song X., Sykes S., Tran B., Walsh L., Xia Y., Yang J., RA Young S., Zeng Q., Zheng X., Stephens R., Nusbaum C., Birren B.W., RA Azadi P., Lempicki R.A., Cuomo C.A., Kovacs J.A.; RT "Genome analysis of three Pneumocystis species reveals adaptation RT mechanisms to life exclusively in mammalian hosts."; RL Nat. Commun. 7:10740-10740(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 -!- 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:KTW30305.1}. 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; LFVZ01000003; KTW30305.1; -; Genomic_DNA. DR RefSeq; XP_018227096.1; XM_018369382.1. DR AlphaFoldDB; A0A0W4ZPL5; -. DR GeneID; 28935584; -. DR VEuPathDB; FungiDB:T552_00780; -. DR OrthoDB; 5471916at2759; -. DR UniPathway; UPA00253; UER00329. DR UniPathway; UPA00334; UER00455. DR Proteomes; UP000054454; 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|HAMAP-Rule:MF_03017, KW ECO:0000256|PIRNR:PIRNR038800}. FT DOMAIN 94..404 FT /note="Aminotransferase class V" FT /evidence="ECO:0000259|Pfam:PF00266" FT BINDING 129 FT /ligand="pyridoxal 5'-phosphate" FT /ligand_id="ChEBI:CHEBI:597326" FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017" FT BINDING 130 FT /ligand="pyridoxal 5'-phosphate" FT /ligand_id="ChEBI:CHEBI:597326" FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017" FT BINDING 213 FT /ligand="pyridoxal 5'-phosphate" FT /ligand_id="ChEBI:CHEBI:597326" FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017" FT BINDING 242 FT /ligand="pyridoxal 5'-phosphate" FT /ligand_id="ChEBI:CHEBI:597326" FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017" FT BINDING 245 FT /ligand="pyridoxal 5'-phosphate" FT /ligand_id="ChEBI:CHEBI:597326" FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017" FT BINDING 267 FT /ligand="pyridoxal 5'-phosphate" FT /ligand_id="ChEBI:CHEBI:597326" FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017" FT BINDING 296 FT /ligand="pyridoxal 5'-phosphate" FT /ligand_id="ChEBI:CHEBI:597326" FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017" FT BINDING 325 FT /ligand="pyridoxal 5'-phosphate" FT /ligand_id="ChEBI:CHEBI:597326" FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017" FT MOD_RES 268 FT /note="N6-(pyridoxal phosphate)lysine" FT /evidence="ECO:0000256|HAMAP-Rule:MF_03017" SQ SEQUENCE 449 AA; 51316 MW; C53D1C2C01EFC425 CRC64; MYVVMMYIMD YEKVAMQNGF LTAISREFSD YLDEQDSLKE LRNEFELPVQ KNNEDKLCIY MSGNSLGLLS KRIRVLINEE LNVWAKQGVN GHFDHFYGRE WVRIEETVRE ELAKIVGGEK NEVVAMNSLT VNIHFLMASF YKPEGFRRKI LIEDRAFSSD YYAIASHLSW HGLNSETEIL TVSPLKGCYT LTTEHILQTI DKYANEIAMI FFSGVHYYTG QAFDISTITK YAKSKGIIVG WDLAHAIGNI ELKLHDWEVD FAVWCTYKYL NSGPGGIGGI FVHEYHANNR SRLLGWWGND LKTRFNMSNQ QFDSLYGASG FQISNPSVFN MISLLGSLEV FSKVSMSSIR RKSILLTGYL EYLLLTLCSN AYFTIITPSN PEERGAQLSL CFHKDFTQVI FDQLLANGVV VDLRKPDVIR VAPVPLYNTF GEVFDFVCIL KKILDSLTT //