ID G4XU51_CITSI Unreviewed; 553 AA.
AC G4XU51;
DT 14-DEC-2011, integrated into UniProtKB/TrEMBL.
DT 14-DEC-2011, sequence version 1.
DT 24-JAN-2024, entry version 25.
DE RecName: Full=Phytoene dehydrogenase {ECO:0000256|RuleBase:RU368016};
DE EC=1.3.5.5 {ECO:0000256|RuleBase:RU368016};
OS Citrus sinensis (Sweet orange) (Citrus aurantium var. sinensis).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC rosids; malvids; Sapindales; Rutaceae; Aurantioideae; Citrus.
OX NCBI_TaxID=2711 {ECO:0000313|EMBL:AEQ29524.1};
RN [1] {ECO:0000313|EMBL:AEQ29524.1}
RP NUCLEOTIDE SEQUENCE.
RC TISSUE=Albedo {ECO:0000313|EMBL:AEQ29524.1};
RA Keremane S.R., Ramadugu C., Lee R.F.;
RT "Biochemical analysis of color development in Citrus.";
RL Submitted (APR-2011) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Converts phytoene into zeta-carotene via the intermediary of
CC phytofluene by the symmetrical introduction of two double bonds at the
CC C-11 and C-11' positions of phytoene with a concomitant isomerization
CC of two neighboring double bonds at the C9 and C9' positions from trans
CC to cis. {ECO:0000256|RuleBase:RU368016}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=15-cis-phytoene + 2 a plastoquinone = 9,9',15-tri-cis-zeta-
CC carotene + 2 a plastoquinol; Xref=Rhea:RHEA:30287, Rhea:RHEA-
CC COMP:9561, Rhea:RHEA-COMP:9562, ChEBI:CHEBI:17757, ChEBI:CHEBI:27787,
CC ChEBI:CHEBI:48717, ChEBI:CHEBI:62192; EC=1.3.5.5;
CC Evidence={ECO:0000256|ARBA:ARBA00001534,
CC ECO:0000256|RuleBase:RU368016};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|RuleBase:RU368016};
CC -!- PATHWAY: Carotenoid biosynthesis; lycopene biosynthesis.
CC {ECO:0000256|ARBA:ARBA00004900, ECO:0000256|RuleBase:RU368016}.
CC -!- SUBUNIT: Homotetramer. {ECO:0000256|RuleBase:RU368016}.
CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast
CC {ECO:0000256|RuleBase:RU368016}. Plastid, chromoplast
CC {ECO:0000256|ARBA:ARBA00004260, ECO:0000256|RuleBase:RU368016}.
CC Membrane {ECO:0000256|RuleBase:RU368016}; Peripheral membrane protein
CC {ECO:0000256|RuleBase:RU368016}.
CC -!- SIMILARITY: Belongs to the carotenoid/retinoid oxidoreductase family.
CC {ECO:0000256|ARBA:ARBA00006046, ECO:0000256|RuleBase:RU368016}.
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DR EMBL; JF907397; AEQ29524.1; -; mRNA.
DR AlphaFoldDB; G4XU51; -.
DR UniPathway; UPA00803; -.
DR GO; GO:0009507; C:chloroplast; IEA:UniProtKB-SubCell.
DR GO; GO:0009509; C:chromoplast; IEA:UniProtKB-SubCell.
DR GO; GO:0016020; C:membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0016166; F:phytoene dehydrogenase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0016117; P:carotenoid biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.50.50.60; FAD/NAD(P)-binding domain; 1.
DR InterPro; IPR002937; Amino_oxidase.
DR InterPro; IPR036188; FAD/NAD-bd_sf.
DR InterPro; IPR014102; Phytoene_desaturase.
DR NCBIfam; TIGR02731; phytoene_desat; 1.
DR PANTHER; PTHR42923:SF41; 15-CIS-PHYTOENE DESATURASE, CHLOROPLASTIC/CHROMOPLASTIC-RELATED; 1.
DR PANTHER; PTHR42923; PROTOPORPHYRINOGEN OXIDASE; 1.
DR Pfam; PF01593; Amino_oxidase; 1.
DR SUPFAM; SSF51905; FAD/NAD(P)-binding domain; 1.
PE 2: Evidence at transcript level;
KW Carotenoid biosynthesis {ECO:0000256|RuleBase:RU368016};
KW Chloroplast {ECO:0000256|RuleBase:RU368016};
KW Chromoplast {ECO:0000256|ARBA:ARBA00022904};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|RuleBase:RU368016};
KW Oxidoreductase {ECO:0000256|RuleBase:RU368016};
KW Plastid {ECO:0000256|RuleBase:RU368016}.
FT DOMAIN 90..531
FT /note="Amine oxidase"
FT /evidence="ECO:0000259|Pfam:PF01593"
SQ SEQUENCE 553 AA; 61806 MW; 43C8038E9343966C CRC64;
MSLCFSVSES AFNLRYGFRD SEPMGQSLKI RVKTGTRKGF CPSRVVCVDY PRPDIDNTSN
FLEAAYLSSS FRTSPRPSKP SKVVIAGAGL AGLSTAKYLA DAGHKPLLLE ARDVLGGKIA
AWKDGDGDWY ETGLHIFFGA YPNIQNLFGE LGINDRLQWK EHSMIFAMPN KPGEFSRFDF
PEVLPAPLNG ILAILRNNEM LTWPEKVKFA IGLLPAIIGG QAYVEAQDGL TVQEWMRKQG
VPDRVTTEVF IAMSKALNFI NPDELSMQCI LIALNRFLQE KHGSKMAFLD GNPPERLCLP
IVEHIQSLGG EVRLNSRVQK IELNDDGTVK NFLLTNGNVI DGDAYVFATS VDILKLQLPE
NWKEMAYFKR LEKLVGVPVI NIHIWFDRKL KNTYDHLLFS RSPLLSVYAD MSLTCKEYYN
PNQSMLELVF APAEEWISCS DSEIIDATMK ELAKLFPDEI SADQSKAKIV KYHVVKTPRS
VYKTIPNCEP CRPLQRSPVE GFYLAGDYTK QKYLASMEGA VLSGKLCAQA IVQDYVLLAA
RGKGRLAEAS MCP
//