ID A0A455BKG0_PHYMC Unreviewed; 612 AA.
AC A0A455BKG0;
DT 05-JUN-2019, integrated into UniProtKB/TrEMBL.
DT 05-JUN-2019, sequence version 1.
DT 27-MAR-2024, entry version 24.
DE RecName: Full=Prostaglandin G/H synthase 1 {ECO:0000256|ARBA:ARBA00020404};
DE EC=1.14.99.1 {ECO:0000256|ARBA:ARBA00012440};
DE AltName: Full=Cyclooxygenase-1 {ECO:0000256|ARBA:ARBA00031217};
DE AltName: Full=Prostaglandin H2 synthase 1 {ECO:0000256|ARBA:ARBA00031794};
DE AltName: Full=Prostaglandin-endoperoxide synthase 1 {ECO:0000256|ARBA:ARBA00033143};
GN Name=PTGS1 {ECO:0000313|RefSeq:XP_028349354.1};
OS Physeter macrocephalus (Sperm whale) (Physeter catodon).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Laurasiatheria; Artiodactyla; Whippomorpha; Cetacea; Odontoceti;
OC Physeteridae; Physeter.
OX NCBI_TaxID=9755 {ECO:0000313|Proteomes:UP000248484, ECO:0000313|RefSeq:XP_028349354.1};
RN [1] {ECO:0000313|RefSeq:XP_028349354.1}
RP IDENTIFICATION.
RC TISSUE=Muscle {ECO:0000313|RefSeq:XP_028349354.1};
RG RefSeq;
RL Submitted (NOV-2023) to UniProtKB.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(5Z,8Z,11Z,14Z)-eicosatetraenoate + 2 O2 = prostaglandin G2;
CC Xref=Rhea:RHEA:42596, ChEBI:CHEBI:15379, ChEBI:CHEBI:32395,
CC ChEBI:CHEBI:82629; Evidence={ECO:0000256|ARBA:ARBA00000144};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:42597;
CC Evidence={ECO:0000256|ARBA:ARBA00000144};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(5Z,8Z,11Z,14Z)-eicosatetraenoate + AH2 + 2 O2 = A + H2O +
CC prostaglandin H2; Xref=Rhea:RHEA:23728, ChEBI:CHEBI:13193,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15379, ChEBI:CHEBI:17499,
CC ChEBI:CHEBI:32395, ChEBI:CHEBI:57405; EC=1.14.99.1;
CC Evidence={ECO:0000256|ARBA:ARBA00001779};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:23729;
CC Evidence={ECO:0000256|ARBA:ARBA00001779};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z,12Z)-octadecadienoate + AH2 + O2 = (13R)-hydroxy-(9Z,11E)-
CC octadecadienoate + A + H2O; Xref=Rhea:RHEA:75455, ChEBI:CHEBI:13193,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15379, ChEBI:CHEBI:17499,
CC ChEBI:CHEBI:30245, ChEBI:CHEBI:136655;
CC Evidence={ECO:0000256|ARBA:ARBA00036409};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:75456;
CC Evidence={ECO:0000256|ARBA:ARBA00036409};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z,12Z)-octadecadienoate + AH2 + O2 = (13S)-hydroxy-(9Z,11E)-
CC octadecadienoate + A + H2O; Xref=Rhea:RHEA:75451, ChEBI:CHEBI:13193,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15379, ChEBI:CHEBI:17499,
CC ChEBI:CHEBI:30245, ChEBI:CHEBI:90850;
CC Evidence={ECO:0000256|ARBA:ARBA00036358};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:75452;
CC Evidence={ECO:0000256|ARBA:ARBA00036358};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z,12Z)-octadecadienoate + AH2 + O2 = (9R)-hydroxy-(10E,12Z)-
CC octadecadienoate + A + H2O; Xref=Rhea:RHEA:75447, ChEBI:CHEBI:13193,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15379, ChEBI:CHEBI:17499,
CC ChEBI:CHEBI:30245, ChEBI:CHEBI:77895;
CC Evidence={ECO:0000256|ARBA:ARBA00036313};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:75448;
CC Evidence={ECO:0000256|ARBA:ARBA00036313};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z,12Z)-octadecadienoate + AH2 + O2 = (9S)-hydroxy-(10E,12Z)-
CC octadecadienoate + A + H2O; Xref=Rhea:RHEA:75459, ChEBI:CHEBI:13193,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15379, ChEBI:CHEBI:17499,
CC ChEBI:CHEBI:30245, ChEBI:CHEBI:77852;
CC Evidence={ECO:0000256|ARBA:ARBA00035976};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:75460;
CC Evidence={ECO:0000256|ARBA:ARBA00035976};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=AH2 + prostaglandin G2 = A + H2O + prostaglandin H2;
CC Xref=Rhea:RHEA:42600, ChEBI:CHEBI:13193, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:17499, ChEBI:CHEBI:57405, ChEBI:CHEBI:82629;
CC Evidence={ECO:0000256|ARBA:ARBA00000489};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:42601;
CC Evidence={ECO:0000256|ARBA:ARBA00000489};
CC -!- COFACTOR:
CC Name=heme b; Xref=ChEBI:CHEBI:60344;
CC Evidence={ECO:0000256|ARBA:ARBA00001970};
CC -!- PATHWAY: Lipid metabolism; prostaglandin biosynthesis.
CC {ECO:0000256|ARBA:ARBA00004702}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738}.
CC -!- SIMILARITY: Belongs to the prostaglandin G/H synthase family.
CC {ECO:0000256|ARBA:ARBA00008928}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|PROSITE-ProRule:PRU00076}.
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 RefSeq; XP_028349354.1; XM_028493553.2.
DR AlphaFoldDB; A0A455BKG0; -.
DR GlyCosmos; A0A455BKG0; 3 sites, No reported glycans.
DR InParanoid; A0A455BKG0; -.
DR OrthoDB; 1086441at2759; -.
DR UniPathway; UPA00662; -.
DR Proteomes; UP000248484; Chromosome 9.
DR GO; GO:0005783; C:endoplasmic reticulum; IEA:UniProtKB-KW.
DR GO; GO:0051213; F:dioxygenase activity; IEA:UniProtKB-KW.
DR GO; GO:0020037; F:heme binding; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004601; F:peroxidase activity; IEA:UniProtKB-KW.
DR GO; GO:0004666; F:prostaglandin-endoperoxide synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0001516; P:prostaglandin biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0006979; P:response to oxidative stress; IEA:InterPro.
DR CDD; cd00054; EGF_CA; 1.
DR CDD; cd09816; prostaglandin_endoperoxide_synthase; 1.
DR Gene3D; 1.10.640.10; Haem peroxidase domain superfamily, animal type; 1.
DR Gene3D; 2.10.25.10; Laminin; 1.
DR InterPro; IPR000742; EGF-like_dom.
DR InterPro; IPR019791; Haem_peroxidase_animal.
DR InterPro; IPR010255; Haem_peroxidase_sf.
DR InterPro; IPR037120; Haem_peroxidase_sf_animal.
DR PANTHER; PTHR11903; PROSTAGLANDIN G/H SYNTHASE; 1.
DR PANTHER; PTHR11903:SF6; PROSTAGLANDIN G_H SYNTHASE 1; 1.
DR Pfam; PF03098; An_peroxidase; 1.
DR PRINTS; PR00457; ANPEROXIDASE.
DR SUPFAM; SSF57196; EGF/Laminin; 1.
DR SUPFAM; SSF48113; Heme-dependent peroxidases; 1.
DR PROSITE; PS50026; EGF_3; 1.
DR PROSITE; PS50292; PEROXIDASE_3; 1.
PE 3: Inferred from homology;
KW Dioxygenase {ECO:0000256|ARBA:ARBA00022964};
KW EGF-like domain {ECO:0000256|ARBA:ARBA00022536, ECO:0000256|PROSITE-
KW ProRule:PRU00076}; Endoplasmic reticulum {ECO:0000256|ARBA:ARBA00022824};
KW Fatty acid biosynthesis {ECO:0000256|ARBA:ARBA00023160};
KW Fatty acid metabolism {ECO:0000256|ARBA:ARBA00022832};
KW Heme {ECO:0000256|ARBA:ARBA00022617, ECO:0000256|PIRSR:PIRSR619791-2};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PIRSR:PIRSR619791-2};
KW Lipid biosynthesis {ECO:0000256|ARBA:ARBA00022516};
KW Lipid metabolism {ECO:0000256|ARBA:ARBA00023098};
KW Metal-binding {ECO:0000256|PIRSR:PIRSR619791-2};
KW Microsome {ECO:0000256|ARBA:ARBA00022848};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002};
KW Peroxidase {ECO:0000256|ARBA:ARBA00022559};
KW Prostaglandin biosynthesis {ECO:0000256|ARBA:ARBA00022585};
KW Prostaglandin metabolism {ECO:0000256|ARBA:ARBA00022501};
KW Reference proteome {ECO:0000313|Proteomes:UP000248484};
KW Signal {ECO:0000256|SAM:SignalP}.
FT SIGNAL 1..24
FT /evidence="ECO:0000256|SAM:SignalP"
FT CHAIN 25..612
FT /note="Prostaglandin G/H synthase 1"
FT /evidence="ECO:0000256|SAM:SignalP"
FT /id="PRO_5019838732"
FT DOMAIN 44..82
FT /note="EGF-like"
FT /evidence="ECO:0000259|PROSITE:PS50026"
FT ACT_SITE 219
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR619791-1"
FT ACT_SITE 397
FT /note="For cyclooxygenase activity"
FT /evidence="ECO:0000256|PIRSR:PIRSR619791-1"
FT BINDING 132
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR619791-2"
FT BINDING 400
FT /ligand="heme b"
FT /ligand_id="ChEBI:CHEBI:60344"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000256|PIRSR:PIRSR619791-2"
SQ SEQUENCE 612 AA; 70090 MW; 98E79DA5A5AED4B3 CRC64;
MSRRAVSLRF PLLLLLLPPS PVLPAAPGAP APGRRPLSCP RRAPVNPCCY YPCQHQGICV
RFGLDRYQCD CTRTGYSGPN CTIPELWTWL RTTLRPSPSF LHFLLTHGRW FWEFVNATYI
RDMLMRLVLT ARSNLIPSPH TYNVAHDYIS WESFSNVSYY TRILPSVPRD CPTPMGTKGK
KQLPDPELLS SRFLLRRKFI PDPQGSNLMF AFFAQHFTHQ FFKTSGKMGP GFTKALGHGV
DLGHIYGDNL ERQYHLRLFK DGKLKYQVLD GEMYPPSVEE APVLMHYPRG IPPRSQMAVG
QEVFGLLPGL MLYATLWLRE HNRVCDLLKA EHPTWGDEQL FQTARLILIG ETIKIVIEEY
VQQLSGYFLR LKFDPELLLG TQFQYRNRIA MEFNQLYHWH PLMPDSFRVG PQNYSYEQFL
FNTSMLVDYG VEALVDAFSR QPAGQIGGGR NIDHHVLYVA VEVIKESREL RLQPFNEYRK
RFGMKPYTSF QEFTGEKEMA AELEELYGDI DALEFYPGLL LEKCPPNSIF GESMIEIGAP
FSLKGLLGNP VCSPEYWKSS TFGGEMGFNL VKTATLRKLV CLNTKTCPYV SFHVPDPRQE
DGPGVERPPT EL
//
