ID A0A091IXM6_EGRGA Unreviewed; 444 AA.
AC A0A091IXM6;
DT 26-NOV-2014, integrated into UniProtKB/TrEMBL.
DT 26-NOV-2014, sequence version 1.
DT 24-JAN-2024, entry version 27.
DE RecName: Full=tryptophan 5-monooxygenase {ECO:0000256|ARBA:ARBA00012002};
DE EC=1.14.16.4 {ECO:0000256|ARBA:ARBA00012002};
GN ORFNames=Z169_01647 {ECO:0000313|EMBL:KFP13092.1};
OS Egretta garzetta (Little egret).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Archelosauria; Archosauria; Dinosauria; Saurischia; Theropoda;
OC Coelurosauria; Aves; Neognathae; Pelecaniformes; Ardeidae; Egretta.
OX NCBI_TaxID=188379 {ECO:0000313|EMBL:KFP13092.1, ECO:0000313|Proteomes:UP000053119};
RN [1] {ECO:0000313|EMBL:KFP13092.1, ECO:0000313|Proteomes:UP000053119}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BGI_Z169 {ECO:0000313|EMBL:KFP13092.1};
RA Zhang G., Li C.;
RT "Genome evolution of avian class.";
RL Submitted (APR-2014) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Oxidizes L-tryptophan to 5-hydroxy-l-tryptophan in the rate-
CC determining step of serotonin biosynthesis.
CC {ECO:0000256|ARBA:ARBA00037406}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tryptophan + O2
CC = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + 5-
CC hydroxy-L-tryptophan; Xref=Rhea:RHEA:16709, ChEBI:CHEBI:15379,
CC ChEBI:CHEBI:15642, ChEBI:CHEBI:57912, ChEBI:CHEBI:58266,
CC ChEBI:CHEBI:59560; EC=1.14.16.4;
CC Evidence={ECO:0000256|ARBA:ARBA00001456};
CC -!- COFACTOR:
CC Name=Fe(2+); Xref=ChEBI:CHEBI:29033;
CC Evidence={ECO:0000256|ARBA:ARBA00001954,
CC ECO:0000256|PIRSR:PIRSR601273-2};
CC -!- PATHWAY: Aromatic compound metabolism; serotonin biosynthesis;
CC serotonin from L-tryptophan: step 1/2. {ECO:0000256|ARBA:ARBA00004783}.
CC -!- SUBUNIT: Homotetramer. {ECO:0000256|ARBA:ARBA00011881}.
CC -!- SIMILARITY: Belongs to the biopterin-dependent aromatic amino acid
CC hydroxylase family. {ECO:0000256|ARBA:ARBA00009712}.
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DR EMBL; KK501152; KFP13092.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A091IXM6; -.
DR STRING; 188379.A0A091IXM6; -.
DR UniPathway; UPA00846; UER00799.
DR Proteomes; UP000053119; Unassembled WGS sequence.
DR GO; GO:0005506; F:iron ion binding; IEA:InterPro.
DR GO; GO:0004510; F:tryptophan 5-monooxygenase activity; IEA:UniProtKB-EC.
DR GO; GO:0009072; P:aromatic amino acid metabolic process; IEA:InterPro.
DR GO; GO:0042427; P:serotonin biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd04929; ACT_TPH; 1.
DR CDD; cd03346; eu_TrpOH; 1.
DR Gene3D; 1.10.800.10; Aromatic amino acid hydroxylase; 1.
DR InterPro; IPR045865; ACT-like_dom_sf.
DR InterPro; IPR002912; ACT_dom.
DR InterPro; IPR001273; ArAA_hydroxylase.
DR InterPro; IPR018301; ArAA_hydroxylase_Fe/CU_BS.
DR InterPro; IPR036951; ArAA_hydroxylase_sf.
DR InterPro; IPR036329; Aro-AA_hydroxylase_C_sf.
DR InterPro; IPR019774; Aromatic-AA_hydroxylase_C.
DR InterPro; IPR005963; Trp_5_mOase.
DR InterPro; IPR041904; TrpOH_cat.
DR InterPro; IPR019773; Tyrosine_3-monooxygenase-like.
DR NCBIfam; TIGR01270; Trp_5_monoox; 1.
DR PANTHER; PTHR11473; AROMATIC AMINO ACID HYDROXYLASE; 1.
DR PANTHER; PTHR11473:SF23; TRYPTOPHAN 5-HYDROXYLASE 1; 1.
DR Pfam; PF01842; ACT; 1.
DR Pfam; PF00351; Biopterin_H; 1.
DR PIRSF; PIRSF000336; TH; 1.
DR PRINTS; PR00372; FYWHYDRXLASE.
DR SUPFAM; SSF55021; ACT-like; 1.
DR SUPFAM; SSF56534; Aromatic aminoacid monoxygenases, catalytic and oligomerization domains; 1.
DR PROSITE; PS51671; ACT; 1.
DR PROSITE; PS00367; BH4_AAA_HYDROXYL_1; 1.
DR PROSITE; PS51410; BH4_AAA_HYDROXYL_2; 1.
PE 3: Inferred from homology;
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PIRSR:PIRSR000336-1};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR000336-1};
KW Monooxygenase {ECO:0000256|ARBA:ARBA00023033};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002};
KW Reference proteome {ECO:0000313|Proteomes:UP000053119};
KW Serotonin biosynthesis {ECO:0000256|ARBA:ARBA00023094}.
FT DOMAIN 19..94
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT DOMAIN 93..439
FT /note="Biopterin-dependent aromatic amino acid hydroxylase
FT family profile"
FT /evidence="ECO:0000259|PROSITE:PS51410"
FT BINDING 235
FT /ligand="L-tryptophan"
FT /ligand_id="ChEBI:CHEBI:57912"
FT /evidence="ECO:0000256|PIRSR:PIRSR601273-1"
FT BINDING 257
FT /ligand="L-tryptophan"
FT /ligand_id="ChEBI:CHEBI:57912"
FT /evidence="ECO:0000256|PIRSR:PIRSR601273-1"
FT BINDING 265
FT /ligand="L-tryptophan"
FT /ligand_id="ChEBI:CHEBI:57912"
FT /evidence="ECO:0000256|PIRSR:PIRSR601273-1"
FT BINDING 272
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /evidence="ECO:0000256|PIRSR:PIRSR000336-1"
FT BINDING 277
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /evidence="ECO:0000256|PIRSR:PIRSR000336-1"
FT BINDING 317
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /evidence="ECO:0000256|PIRSR:PIRSR000336-1"
FT BINDING 336
FT /ligand="L-tryptophan"
FT /ligand_id="ChEBI:CHEBI:57912"
FT /evidence="ECO:0000256|PIRSR:PIRSR601273-1"
FT BINDING 366
FT /ligand="L-tryptophan"
FT /ligand_id="ChEBI:CHEBI:57912"
FT /evidence="ECO:0000256|PIRSR:PIRSR601273-1"
SQ SEQUENCE 444 AA; 51098 MW; 3D10748973B54492 CRC64;
MIEDNKENED HASERGRTAI IFSLKNEVGG LVKALKLFQE KHVNLVHIES RKSKRRNSEF
EIFVDCDSNR EQLIEIFQLL KSHVNVISMN PTEHFNVQED DMENVPWFPK KISDLDKCAN
RVLMYGSDLD ADHPGFKDNV YRKRRKYFAD LAMNYKHGDP IPKIEFTEEE IKTWGTVYRE
LNKLYPTHAC REYLKNLPLL TKYCGYREDN IPQLEDVSRF LKERTGFTIR PVAGYLSPRD
FLAGLAFRVF HCTQYVRHSS DPLYTPEPDT CHELLGHVPL LAEPSFAQFS QEIGLASLGA
SDEAVQKLAT CYFFTVEFGL CKQEGQLRVY GAGLLSSISE LKHSLSGSAK VKPFDPKVTC
KQECLITTFQ EVYFVSESFE EAKEKMREFA KTIKRPFGVK YNPYTQSVQI LKDMKSIASV
VNELRHELDI VSDALSKMGK QLEV
//