OLCJ_PENCN
ID OLCJ_PENCN Reviewed; 527 AA.
AC P9WEQ9;
DT 29-SEP-2021, integrated into UniProtKB/Swiss-Prot.
DT 29-SEP-2021, sequence version 1.
DT 03-AUG-2022, entry version 4.
DE RecName: Full=Cytochrome P450 monooxygenase olcJ {ECO:0000303|PubMed:30090271};
DE EC=1.-.-.- {ECO:0000269|PubMed:30090271};
DE AltName: Full=15-deoxyoxalicine B biosynthesis cluster protein J {ECO:0000303|PubMed:30090271};
GN Name=olcJ {ECO:0000303|PubMed:30090271};
OS Penicillium canescens.
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Eurotiomycetes;
OC Eurotiomycetidae; Eurotiales; Aspergillaceae; Penicillium.
OX NCBI_TaxID=5083;
RN [1]
RP FUNCTION, DISRUPTION PHENOTYPE, AND PATHWAY.
RX PubMed=30090271; DOI=10.1039/c5sc01965f;
RA Yaegashi J., Romsdahl J., Chiang Y.M., Wang C.C.C.;
RT "Genome mining and molecular characterization of the biosynthetic gene
RT cluster of a diterpenic meroterpenoid, 15-deoxyoxalicine B, in Penicillium
RT canescens.";
RL Chem. Sci. 6:6537-6544(2015).
RN [2]
RP ERRATUM OF PUBMED:30090271.
RX PubMed=30123464; DOI=10.1039/c6sc90012g;
RA Yaegashi J., Romsdahl J., Chiang Y.M., Wang C.C.C.;
RT "Correction: Genome mining and molecular characterization of the
RT biosynthetic gene cluster of a diterpenic meroterpenoid, 15-deoxyoxalicine
RT B, in Penicillium canescens.";
RL Chem. Sci. 7:2440-2440(2016).
CC -!- FUNCTION: Cytochrome P450 monooxygenase; part of the gene cluster that
CC mediates the biosynthesis of 15-deoxyoxalicine B (PubMed:30090271). The
CC first step of the pathway is the synthesis of nicotinyl-CoA from
CC nicotinic acid by the nicotinic acid-CoA ligase olcI (PubMed:30090271).
CC Nicotinyl-CoA is then a substrate of polyketide synthase olcA to
CC produce 4-hydroxy-6-(3-pyridinyl)-2H-pyran-2-one (HPPO) which is
CC further prenylated by the polyprenyl transferase olcH to yield
CC geranylgeranyl-HPPO (PubMed:30090271). Geranylgeranyl pyrophosphate is
CC provided by the cluster-specific geranylgeranyl pyrophosphate synthase
CC olcC (PubMed:30090271). The FAD-dependent monooxygenase olcE catalyzes
CC the epoxidation of geranylgeranyl-HPPO and the terpene cyclase olcD
CC catalyzes the cyclization of the terpenoid component, resulting in the
CC formation of the tricyclic terpene moiety seen in predecaturin E
CC (PubMed:30090271). The cytochrome P450 monooxygenase then catalyzes the
CC allylic oxidation of predecaturin E, which is followed by
CC spirocylization with concomitant loss of one molecule of water to form
CC decaturin E (PubMed:30090271). Decaturin E is the substrate of the
CC cytochrome P450 monooxygenase olcJ which hydroxylates it at the C-29
CC position to form decaturin F (PubMed:30090271). The short-chain
CC dehydrogenase/reductase olcF may catalyze the oxidation of decaturin F
CC to generate the 29-hydroxyl-27-one intermediate, and subsequent
CC hemiacetal formation probably leads to the formation of decaturin C
CC (Probable). The dioxygenase olcK may be a peroxisomal enzyme that
CC catalyzes the hydroxylation of decaturin C into decaturin A once
CC decaturin C is shuttled into the peroxisome by the MFS transporter olcL
CC (Probable). Finally the cytochrome P450 monooxygenase olcB catalyzes
CC the oxidative rearrangement to yield 15-deoxyoxalicine B
CC (PubMed:30090271). In the absence of olcJ, decaturin E may be shunted
CC to a pathway in which it is oxidized to a ketone, possibly by olcF, to
CC form decaturin D, which undergoes further allylic oxidation to yield
CC decaturin G (PubMed:30090271). Moreover, in the absence of oclK or
CC oclL, oclB can convert decaturin C into 15-deoxyoxalicine A
CC (PubMed:30090271). {ECO:0000269|PubMed:30090271,
CC ECO:0000305|PubMed:30090271}.
CC -!- COFACTOR:
CC Name=heme; Xref=ChEBI:CHEBI:30413;
CC Evidence={ECO:0000250|UniProtKB:P04798};
CC -!- PATHWAY: Secondary metabolite biosynthesis; terpenoid biosynthesis.
CC {ECO:0000269|PubMed:30090271}.
CC -!- SUBCELLULAR LOCATION: Membrane {ECO:0000255}; Single-pass membrane
CC protein {ECO:0000255}.
CC -!- DISRUPTION PHENOTYPE: Abolishes the production of 15-deoxyoxalicine B
CC and accumulates decaturin D and decaturin G.
CC {ECO:0000269|PubMed:30090271}.
CC -!- MISCELLANEOUS: The 15-deoxyoxalicine B cluster is a rare cluster that
CC contains its own geranylgeranyl pyrophosphate synthase (olcC), in
CC contrast to other related clusters which rely on a FPP/GGPP synthase
CC localized outside of the cluster. {ECO:0000269|PubMed:30090271}.
CC -!- SIMILARITY: Belongs to the cytochrome P450 family. {ECO:0000305}.
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DR SMR; P9WEQ9; -.
DR UniPathway; UPA00213; -.
DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR GO; GO:0020037; F:heme binding; IEA:InterPro.
DR GO; GO:0005506; F:iron ion binding; IEA:InterPro.
DR GO; GO:0004497; F:monooxygenase activity; IEA:UniProtKB-KW.
DR GO; GO:0016705; F:oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen; IEA:InterPro.
DR GO; GO:0016114; P:terpenoid biosynthetic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 1.10.630.10; -; 1.
DR InterPro; IPR001128; Cyt_P450.
DR InterPro; IPR002403; Cyt_P450_E_grp-IV.
DR InterPro; IPR036396; Cyt_P450_sf.
DR Pfam; PF00067; p450; 1.
DR PRINTS; PR00465; EP450IV.
DR PRINTS; PR00385; P450.
DR SUPFAM; SSF48264; SSF48264; 1.
PE 3: Inferred from homology;
KW Heme; Iron; Membrane; Metal-binding; Monooxygenase; Oxidoreductase;
KW Transmembrane; Transmembrane helix.
FT CHAIN 1..527
FT /note="Cytochrome P450 monooxygenase olcJ"
FT /id="PRO_0000453888"
FT TRANSMEM 21..43
FT /note="Helical"
FT /evidence="ECO:0000255"
FT BINDING 464
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000250|UniProtKB:P04798"
SQ SEQUENCE 527 AA; 60269 MW; CF194D5851C5252A CRC64;
MDPNTWSADL FQLASQWQEK GLLTRYNVFM AISITVTALY LIHKGISRAR SFRAPLVGRR
FSWEPKWLIG LRFSQYGLEH LMEGCKRFND GIFKVARNDT DILVIPNRYV DELHSKPEEH
ISAIKAHMKN LLGKYSTIDI LQEGNLHTHV LQTKLTPNLG SLMSTIEEEL RFAMTEEIPS
THEDWKDVSI YDIILHLVAR ISARVFVGQP TCRNQEWLDT SIRFTEHAFL TLAILRRLPK
FLHPIVAPLL PSYWAVHRDL QTAKRIISPI VKQRTADEAS GEPGYKKPTD LLQWMIDVAS
PRDGQPDKLA HRQLVLSLAA IHTTTMAVAY AIYDLCQFPE YVEPLRQEIT DSLEQDGKWA
KTTLTKMHKL DSFIKESQRL SPPSLLSFQR IVMQEVTLSD GTALPKGTHI SVPAAEVLQG
KAFDSSFDGF RYSRRRQNSG EAHKYQFATT DKNSLHFGHG KYACPGRFFA AYEIKMIISH
LLMDYDFRFP PGTSRPKVFS ADEVLLPDPS TRVLMHRRTD SAHSNCH