ID W5MTF5_LEPOC Unreviewed; 533 AA.
AC W5MTF5;
DT 16-APR-2014, integrated into UniProtKB/TrEMBL.
DT 16-APR-2014, sequence version 1.
DT 27-MAR-2024, entry version 36.
DE RecName: Full=Retinoid isomerohydrolase {ECO:0000256|ARBA:ARBA00040820};
DE EC=3.1.1.64 {ECO:0000256|ARBA:ARBA00039141};
DE EC=5.3.3.22 {ECO:0000256|ARBA:ARBA00038936};
DE AltName: Full=Lutein isomerase {ECO:0000256|ARBA:ARBA00041301};
DE AltName: Full=Meso-zeaxanthin isomerase {ECO:0000256|ARBA:ARBA00042900};
OS Lepisosteus oculatus (Spotted gar).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Holostei; Semionotiformes; Lepisosteidae;
OC Lepisosteus.
OX NCBI_TaxID=7918 {ECO:0000313|Ensembl:ENSLOCP00000011664.1, ECO:0000313|Proteomes:UP000018468};
RN [1] {ECO:0000313|Proteomes:UP000018468}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Di Palma F., Alfoldi J., Johnson J., Berlin A., Gnerre S., Jaffe D.,
RA MacCallum I., Young S., Walker B.J., Lander E.S., Lindblad-Toh K.;
RT "The Draft Genome of Lepisosteus oculatus.";
RL Submitted (DEC-2011) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|Ensembl:ENSLOCP00000011664.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (NOV-2023) to UniProtKB.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=all-trans-retinyl hexadecanoate + H2O = 11-cis-retinol + H(+)
CC + hexadecanoate; Xref=Rhea:RHEA:31775, ChEBI:CHEBI:7896,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:16302,
CC ChEBI:CHEBI:17616; EC=3.1.1.64;
CC Evidence={ECO:0000256|ARBA:ARBA00035843};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=an all-trans-retinyl ester + H2O = 11-cis-retinol + a fatty
CC acid + H(+); Xref=Rhea:RHEA:31771, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:16302, ChEBI:CHEBI:28868,
CC ChEBI:CHEBI:63410; EC=3.1.1.64;
CC Evidence={ECO:0000256|ARBA:ARBA00036037};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=lutein = (3R,3'S)-zeaxanthin; Xref=Rhea:RHEA:12729,
CC ChEBI:CHEBI:28838, ChEBI:CHEBI:138919; EC=5.3.3.22;
CC Evidence={ECO:0000256|ARBA:ARBA00035787};
CC -!- COFACTOR:
CC Name=Fe(2+); Xref=ChEBI:CHEBI:29033;
CC Evidence={ECO:0000256|PIRSR:PIRSR604294-1};
CC Note=Binds 1 Fe(2+) ion per subunit. {ECO:0000256|PIRSR:PIRSR604294-1};
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|ARBA:ARBA00004193};
CC Lipid-anchor {ECO:0000256|ARBA:ARBA00004193}. Membrane
CC {ECO:0000256|ARBA:ARBA00004635}; Lipid-anchor
CC {ECO:0000256|ARBA:ARBA00004635}.
CC -!- SIMILARITY: Belongs to the carotenoid oxygenase family.
CC {ECO:0000256|ARBA:ARBA00006787, ECO:0000256|RuleBase:RU003799}.
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; AHAT01000030; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR AlphaFoldDB; W5MTF5; -.
DR STRING; 7918.ENSLOCP00000011664; -.
DR Ensembl; ENSLOCT00000011682.1; ENSLOCP00000011664.1; ENSLOCG00000009534.1.
DR eggNOG; KOG1285; Eukaryota.
DR GeneTree; ENSGT00950000182913; -.
DR InParanoid; W5MTF5; -.
DR Proteomes; UP000018468; Linkage group LG10.
DR Bgee; ENSLOCG00000009534; Expressed in camera-type eye and 9 other cell types or tissues.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0052885; F:all-trans-retinyl-ester hydrolase, 11-cis retinol forming activity; IBA:GO_Central.
DR GO; GO:0003834; F:beta-carotene 15,15'-dioxygenase activity; IBA:GO_Central.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0050251; F:retinol isomerase activity; IBA:GO_Central.
DR GO; GO:0042574; P:retinal metabolic process; IBA:GO_Central.
DR GO; GO:0007601; P:visual perception; IEA:UniProtKB-KW.
DR GO; GO:1901827; P:zeaxanthin biosynthetic process; IBA:GO_Central.
DR InterPro; IPR004294; Carotenoid_Oase.
DR PANTHER; PTHR10543; BETA-CAROTENE DIOXYGENASE; 1.
DR PANTHER; PTHR10543:SF57; RETINOID ISOMEROHYDROLASE; 1.
DR Pfam; PF03055; RPE65; 1.
PE 3: Inferred from homology;
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PIRSR:PIRSR604294-1};
KW Membrane {ECO:0000256|ARBA:ARBA00023136};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR604294-1};
KW Reference proteome {ECO:0000313|Proteomes:UP000018468};
KW Sensory transduction {ECO:0000256|ARBA:ARBA00023305};
KW Vision {ECO:0000256|ARBA:ARBA00023305}.
FT BINDING 180
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR604294-1"
FT BINDING 241
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR604294-1"
FT BINDING 313
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR604294-1"
FT BINDING 528
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR604294-1"
SQ SEQUENCE 533 AA; 61078 MW; 147FED2F703507DE CRC64;
MKRSVEHPAA GYKKIFETVE ELSEPIPAQV IGRIPPWLKG SLLRLGPGLF EVGDEPFYHL
FDGQALFHKF DFKNGQVTYH RRFVRTDAYV RAMTEKRIVI TEFGTFAFPD PCKNIFSRFF
SYFKGIEVTD NALVNVYPVG EDFYACTETN YITKVNPETL ETISKVDLCN YVSINGVTAH
PHIEKDGSVY NIGNCFGKGM SIAYNIVRIP PTQKDKSDPI EKAKVVVQIP CSDRFKPSYV
HSFGMTENYF VFVETPVKIN LLKFLGAWSI RGANYMDCFE SNETMGTWFH LATKKTGEYQ
KLKFRTSAIN LFHHINCYED NGFIVVDLCT WKGFEFVYNY LYLANLRENW EEVKKQAMMA
PQPEVRRYVL PLDVHREEQG KNLISLPYTT ATATMWADGT VWLEPEVLFS GPRQAFEFPQ
INYKKYCGKN YTYAYGLGLN HFIPDRICKL NVRTKETWVW QEPDSYPSEP LFVASPDAVE
EDDAGVLLTI VVNPGAAQRP GYLLILNAKD LTEVARAEVE VIIPVTFHGM YKP
//
