ID A0A3Q2DIA0_CYPVA Unreviewed; 551 AA.
AC A0A3Q2DIA0;
DT 10-APR-2019, integrated into UniProtKB/TrEMBL.
DT 10-APR-2019, sequence version 1.
DT 27-MAR-2024, entry version 23.
DE RecName: Full=Carotenoid-cleaving dioxygenase, mitochondrial {ECO:0000256|ARBA:ARBA00040536};
DE EC=1.13.11.71 {ECO:0000256|ARBA:ARBA00038847};
GN Name=BCO2 {ECO:0000313|Ensembl:ENSCVAP00000018409.1};
OS Cyprinodon variegatus (Sheepshead minnow).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC Ovalentaria; Atherinomorphae; Cyprinodontiformes; Cyprinodontidae;
OC Cyprinodon.
OX NCBI_TaxID=28743 {ECO:0000313|Ensembl:ENSCVAP00000018409.1, ECO:0000313|Proteomes:UP000265020};
RN [1] {ECO:0000313|Ensembl:ENSCVAP00000018409.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (NOV-2023) to UniProtKB.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(3R)-3-hydroxy-10'-apo-beta-carotenal + O2 = (3R)-hydroxy-
CC beta-ionone + 4,9-dimethyldodeca-2,4,6,8,10-pentaenedial;
CC Xref=Rhea:RHEA:68424, ChEBI:CHEBI:15379, ChEBI:CHEBI:53171,
CC ChEBI:CHEBI:53173, ChEBI:CHEBI:177902;
CC Evidence={ECO:0000256|ARBA:ARBA00036952};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:68425;
CC Evidence={ECO:0000256|ARBA:ARBA00036952};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(3R,6R)-3-hydroxy-10'-apo-alpha-carotenal + O2 = (3R,6R)-
CC hydroxy-alpha-ionone + 4,9-dimethyldodeca-2,4,6,8,10-pentaenedial;
CC Xref=Rhea:RHEA:68436, ChEBI:CHEBI:15379, ChEBI:CHEBI:53171,
CC ChEBI:CHEBI:177903, ChEBI:CHEBI:177904;
CC Evidence={ECO:0000256|ARBA:ARBA00036274};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:68437;
CC Evidence={ECO:0000256|ARBA:ARBA00036274};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=13-cis-lycopene + O2 = (3E,5E)-6,10-dimethylundeca-3,5,9-
CC trien-2-one + 13-cis-10'-apo-lycopenal; Xref=Rhea:RHEA:68448,
CC ChEBI:CHEBI:15379, ChEBI:CHEBI:67207, ChEBI:CHEBI:177907,
CC ChEBI:CHEBI:177908; Evidence={ECO:0000256|ARBA:ARBA00036158};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:68449;
CC Evidence={ECO:0000256|ARBA:ARBA00036158};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5-cis-lycopene + O2 = (3E,5E)-6,10-dimethylundeca-3,5,9-trien-
CC 2-one + 5-cis-10'-apo-lycopenal; Xref=Rhea:RHEA:68444,
CC ChEBI:CHEBI:15379, ChEBI:CHEBI:67207, ChEBI:CHEBI:177905,
CC ChEBI:CHEBI:177906; Evidence={ECO:0000256|ARBA:ARBA00036646};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:68445;
CC Evidence={ECO:0000256|ARBA:ARBA00036646};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=all-trans-10'-apo-beta-carotenal + O2 = 4,9-
CC dimethyldodeca-2,4,6,8,10-pentaenedial + beta-ionone;
CC Xref=Rhea:RHEA:68452, ChEBI:CHEBI:15379, ChEBI:CHEBI:32325,
CC ChEBI:CHEBI:53153, ChEBI:CHEBI:53171;
CC Evidence={ECO:0000256|ARBA:ARBA00036783};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:68453;
CC Evidence={ECO:0000256|ARBA:ARBA00036783};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=all-trans-beta-carotene + O2 = all-trans-10'-apo-beta-
CC carotenal + beta-ionone; Xref=Rhea:RHEA:26389, ChEBI:CHEBI:15379,
CC ChEBI:CHEBI:17579, ChEBI:CHEBI:32325, ChEBI:CHEBI:53153;
CC EC=1.13.11.71; Evidence={ECO:0000256|ARBA:ARBA00036788};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:26390;
CC Evidence={ECO:0000256|ARBA:ARBA00036788};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=all-trans-zeaxanthin + 2 O2 = 2 (3R)-hydroxy-beta-ionone +
CC 4,9-dimethyldodeca-2,4,6,8,10-pentaenedial; Xref=Rhea:RHEA:26393,
CC ChEBI:CHEBI:15379, ChEBI:CHEBI:27547, ChEBI:CHEBI:53171,
CC ChEBI:CHEBI:53173; Evidence={ECO:0000256|ARBA:ARBA00036423};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:26394;
CC Evidence={ECO:0000256|ARBA:ARBA00036423};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=all-trans-zeaxanthin + O2 = (3R)-3-hydroxy-10'-apo-beta-
CC carotenal + (3R)-hydroxy-beta-ionone; Xref=Rhea:RHEA:68104,
CC ChEBI:CHEBI:15379, ChEBI:CHEBI:27547, ChEBI:CHEBI:53173,
CC ChEBI:CHEBI:177902; Evidence={ECO:0000256|ARBA:ARBA00035797};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:68105;
CC Evidence={ECO:0000256|ARBA:ARBA00035797};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=beta-cryptoxanthin + O2 = (3R)-hydroxy-beta-ionone + all-
CC trans-10'-apo-beta-carotenal; Xref=Rhea:RHEA:68440,
CC ChEBI:CHEBI:10362, ChEBI:CHEBI:15379, ChEBI:CHEBI:53153,
CC ChEBI:CHEBI:53173; Evidence={ECO:0000256|ARBA:ARBA00036195};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:68441;
CC Evidence={ECO:0000256|ARBA:ARBA00036195};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=lutein + O2 = (3R)-3-hydroxy-10'-apo-beta-carotenal + (3R,6R)-
CC hydroxy-alpha-ionone; Xref=Rhea:RHEA:68428, ChEBI:CHEBI:15379,
CC ChEBI:CHEBI:28838, ChEBI:CHEBI:177902, ChEBI:CHEBI:177904;
CC Evidence={ECO:0000256|ARBA:ARBA00036209};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:68429;
CC Evidence={ECO:0000256|ARBA:ARBA00036209};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=lutein + O2 = (3R)-hydroxy-beta-ionone + (3R,6R)-3-hydroxy-
CC 10'-apo-alpha-carotenal; Xref=Rhea:RHEA:68432, ChEBI:CHEBI:15379,
CC ChEBI:CHEBI:28838, ChEBI:CHEBI:53173, ChEBI:CHEBI:177903;
CC Evidence={ECO:0000256|ARBA:ARBA00036885};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:68433;
CC Evidence={ECO:0000256|ARBA:ARBA00036885};
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: Mitochondrion {ECO:0000256|ARBA:ARBA00004173}.
CC -!- SIMILARITY: Belongs to the carotenoid oxygenase family.
CC {ECO:0000256|ARBA:ARBA00006787, ECO:0000256|RuleBase:RU003799}.
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DR RefSeq; XP_015252783.1; XM_015397297.1.
DR AlphaFoldDB; A0A3Q2DIA0; -.
DR STRING; 28743.ENSCVAP00000018409; -.
DR Ensembl; ENSCVAT00000027348.1; ENSCVAP00000018409.1; ENSCVAG00000021645.1.
DR GeneID; 107099243; -.
DR KEGG; cvg:107099243; -.
DR CTD; 83875; -.
DR GeneTree; ENSGT00950000182913; -.
DR OMA; WKSVRQE; -.
DR OrthoDB; 294919at2759; -.
DR Proteomes; UP000265020; Unplaced.
DR GO; GO:0005739; C:mitochondrion; IEA:UniProtKB-SubCell.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0016702; F:oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen; IEA:InterPro.
DR InterPro; IPR004294; Carotenoid_Oase.
DR InterPro; IPR011047; Quinoprotein_ADH-like_supfam.
DR PANTHER; PTHR10543; BETA-CAROTENE DIOXYGENASE; 1.
DR PANTHER; PTHR10543:SF122; CAROTENOID-CLEAVING DIOXYGENASE, MITOCHONDRIAL; 1.
DR Pfam; PF03055; RPE65; 1.
DR SUPFAM; SSF50998; Quinoprotein alcohol dehydrogenase-like; 1.
PE 3: Inferred from homology;
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PIRSR:PIRSR604294-1};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR604294-1};
KW Mitochondrion {ECO:0000256|ARBA:ARBA00023128};
KW Reference proteome {ECO:0000313|Proteomes:UP000265020}.
FT BINDING 197
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR604294-1"
FT BINDING 257
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR604294-1"
FT BINDING 328
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR604294-1"
FT BINDING 544
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR604294-1"
SQ SEQUENCE 551 AA; 62412 MW; BD62109CF3A994EE CRC64;
MAPVKEGNPD EAKCSDNTKT KVITGLECIA PLIKTAEETP EPITTTVQGT IPSWISGNFL
RNGPGKFEFG NTHYNHWFDG MAMLHQFKIQ KGQVTYMSRF LQSDAYKKNS ERDRIMMSEF
GTLAMPDPCK NFFQRFLSRF EMMEPTDNAS VSFVKYKGDY YVSTETNFMH RVNPETLEMV
EKVDWSKFIA VNGATAHPHY DPDGTAYNMG NSYGSKGALY NIIKVPPKKT ESNETLQGAK
VLCSIVPENK SHPSYYHSFA MSENYVVFIE QPIKMDLLKI VTCKIRGKAL NKGIYWDPKQ
DTVFHLIDKR TGEVTPIRYH TKAISTFHQI NAFEEDGFLM VDMCCADGGQ AISNYLIQNL
RKSGEALDEV YKTTDRTFPR RFVLPLNVTN ETPLDQNLNT RPSSSATCVK ISADKVFCQH
EDLHGDDLYQ YGGLEFPQIN YSRFNTKPYR YFYGCGFRHM VGDSLLKVDL KDKTLKAWNQ
KGFYPSEPVF VPSPDAVEED DGVILSVVLT PSQDKGTFLL VLDARTFEEL GRANVPVNMP
YGFHGTFSVS A
//
