ID A0A2A2K9Q1_9BILA Unreviewed; 497 AA.
AC A0A2A2K9Q1;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 27-MAR-2024, entry version 19.
DE RecName: Full=O-acyltransferase {ECO:0000256|PIRNR:PIRNR000439};
GN ORFNames=WR25_05343 {ECO:0000313|EMBL:PAV70706.1};
OS Diploscapter pachys.
OC Eukaryota; Metazoa; Ecdysozoa; Nematoda; Chromadorea; Rhabditida;
OC Rhabditina; Rhabditomorpha; Rhabditoidea; Rhabditidae; Diploscapter.
OX NCBI_TaxID=2018661 {ECO:0000313|EMBL:PAV70706.1, ECO:0000313|Proteomes:UP000218231};
RN [1] {ECO:0000313|EMBL:PAV70706.1, ECO:0000313|Proteomes:UP000218231}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PF1309 {ECO:0000313|EMBL:PAV70706.1};
RA Fradin H., Zegar C., Gutwein M., Lucas J., Kovtun M., Corcoran D.,
RA Baugh L.R., Kiontke K., Gunsalus K., Fitch D.H., Piano F.;
RT "Genome architecture and evolution of a unichromosomal asexual nematode.";
RL Curr. Biol. 0:0-0(2017).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z)-octadecenoate + 1,2-di-(9Z-octadecenoyl)-glycerol + H(+)
CC = 1,2,3-tri-(9Z-octadecenoyl)-glycerol + H2O; Xref=Rhea:RHEA:38379,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:30823,
CC ChEBI:CHEBI:52323, ChEBI:CHEBI:53753;
CC Evidence={ECO:0000256|ARBA:ARBA00000645};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38380;
CC Evidence={ECO:0000256|ARBA:ARBA00000645};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z)-octadecenoyl-CoA + 1,2-di-(9Z-octadecenoyl)-sn-glycerol =
CC 1,2,3-tri-(9Z-octadecenoyl)-glycerol + CoA; Xref=Rhea:RHEA:38219,
CC ChEBI:CHEBI:52333, ChEBI:CHEBI:53753, ChEBI:CHEBI:57287,
CC ChEBI:CHEBI:57387; Evidence={ECO:0000256|ARBA:ARBA00000389};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38220;
CC Evidence={ECO:0000256|ARBA:ARBA00000389};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z)-octadecenoyl-CoA + 1,3-di-(9Z-octadecenoyl)-glycerol =
CC 1,2,3-tri-(9Z-octadecenoyl)-glycerol + CoA; Xref=Rhea:RHEA:38435,
CC ChEBI:CHEBI:53753, ChEBI:CHEBI:57287, ChEBI:CHEBI:57387,
CC ChEBI:CHEBI:75735; Evidence={ECO:0000256|ARBA:ARBA00000883};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38436;
CC Evidence={ECO:0000256|ARBA:ARBA00000883};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z)-octadecenoyl-CoA + 1-(9Z-octadecenoyl)-glycerol = 1,2-di-
CC (9Z-octadecenoyl)-glycerol + CoA; Xref=Rhea:RHEA:37915,
CC ChEBI:CHEBI:52323, ChEBI:CHEBI:57287, ChEBI:CHEBI:57387,
CC ChEBI:CHEBI:75342; Evidence={ECO:0000256|ARBA:ARBA00001009};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:37916;
CC Evidence={ECO:0000256|ARBA:ARBA00001009};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z)-octadecenoyl-CoA + 1-O-(9Z-octadecenyl)-glycerol = 1-O-
CC (9Z-octadecyl)-3-(9Z-octadecenoyl)-glycerol + CoA;
CC Xref=Rhea:RHEA:55340, ChEBI:CHEBI:34116, ChEBI:CHEBI:57287,
CC ChEBI:CHEBI:57387, ChEBI:CHEBI:197429;
CC Evidence={ECO:0000256|ARBA:ARBA00043738};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:55341;
CC Evidence={ECO:0000256|ARBA:ARBA00043738};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z)-octadecenoyl-CoA + 1-O-(9Z-octadecyl)-3-(9Z-
CC octadecenoyl)-glycerol = 1-O-(9Z-octadecenyl)-2,3-di-(9Z-
CC octadecenoyl)glycerol + CoA; Xref=Rhea:RHEA:55344, ChEBI:CHEBI:57287,
CC ChEBI:CHEBI:57387, ChEBI:CHEBI:138735, ChEBI:CHEBI:197429;
CC Evidence={ECO:0000256|ARBA:ARBA00043821};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:55345;
CC Evidence={ECO:0000256|ARBA:ARBA00043821};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z)-octadecenoyl-CoA + 1-octadecanoyl-2-(5Z,8Z,11Z,14Z-
CC eicosatetraenoyl)-sn-glycerol = 1-octadecanoyl-2-(5Z,8Z,11Z,14Z)-
CC eicosatetraenoyl-3-(9Z)-octadecenoyl-sn-glycerol + CoA;
CC Xref=Rhea:RHEA:38307, ChEBI:CHEBI:57287, ChEBI:CHEBI:57387,
CC ChEBI:CHEBI:75728, ChEBI:CHEBI:75729;
CC Evidence={ECO:0000256|ARBA:ARBA00001100};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38308;
CC Evidence={ECO:0000256|ARBA:ARBA00001100};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z)-octadecenoyl-CoA + 2,3-di-(9Z)-octadecenoyl-sn-glycerol =
CC 1,2,3-tri-(9Z-octadecenoyl)-glycerol + CoA; Xref=Rhea:RHEA:38439,
CC ChEBI:CHEBI:53753, ChEBI:CHEBI:57287, ChEBI:CHEBI:57387,
CC ChEBI:CHEBI:75824; Evidence={ECO:0000256|ARBA:ARBA00001338};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38440;
CC Evidence={ECO:0000256|ARBA:ARBA00001338};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z)-octadecenoyl-CoA + 2-(9Z-octadecenoyl)-glycerol = 1,2-di-
CC (9Z-octadecenoyl)-sn-glycerol + CoA; Xref=Rhea:RHEA:37911,
CC ChEBI:CHEBI:52333, ChEBI:CHEBI:57287, ChEBI:CHEBI:57387,
CC ChEBI:CHEBI:73990; Evidence={ECO:0000256|ARBA:ARBA00001793};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:37912;
CC Evidence={ECO:0000256|ARBA:ARBA00001793};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=1,2-di-(9Z-octadecenoyl)-sn-glycerol + hexadecanoyl-CoA = 1,2-
CC di-(9Z)-octadecenoyl-3-hexadecanoyl-sn-glycerol + CoA;
CC Xref=Rhea:RHEA:38163, ChEBI:CHEBI:52333, ChEBI:CHEBI:57287,
CC ChEBI:CHEBI:57379, ChEBI:CHEBI:75583;
CC Evidence={ECO:0000256|ARBA:ARBA00001349};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38164;
CC Evidence={ECO:0000256|ARBA:ARBA00001349};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=13-cis-retinol + hexadecanoyl-CoA = 13-cis-retinyl
CC hexadecanoate + CoA; Xref=Rhea:RHEA:55296, ChEBI:CHEBI:45479,
CC ChEBI:CHEBI:57287, ChEBI:CHEBI:57379, ChEBI:CHEBI:138722;
CC Evidence={ECO:0000256|ARBA:ARBA00000895};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:55297;
CC Evidence={ECO:0000256|ARBA:ARBA00000895};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2-(9Z-octadecenoyl)-glycerol + hexadecanoyl-CoA = 1-
CC hexadecanoyl-2-(9Z-octadecenoyl)-sn-glycerol + CoA;
CC Xref=Rhea:RHEA:38071, ChEBI:CHEBI:57287, ChEBI:CHEBI:57379,
CC ChEBI:CHEBI:73990, ChEBI:CHEBI:75466;
CC Evidence={ECO:0000256|ARBA:ARBA00001313};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38072;
CC Evidence={ECO:0000256|ARBA:ARBA00001313};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 1,2-diacyl-sn-glycerol + an acyl-CoA = a triacyl-sn-glycerol
CC + CoA; Xref=Rhea:RHEA:10868, ChEBI:CHEBI:17815, ChEBI:CHEBI:57287,
CC ChEBI:CHEBI:58342, ChEBI:CHEBI:64615; EC=2.3.1.20;
CC Evidence={ECO:0000256|ARBA:ARBA00001150};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:10869;
CC Evidence={ECO:0000256|ARBA:ARBA00001150};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=all-trans-retinol + an acyl-CoA = an all-trans-retinyl ester +
CC CoA; Xref=Rhea:RHEA:11488, ChEBI:CHEBI:17336, ChEBI:CHEBI:57287,
CC ChEBI:CHEBI:58342, ChEBI:CHEBI:63410; EC=2.3.1.76;
CC Evidence={ECO:0000256|ARBA:ARBA00000633};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:11489;
CC Evidence={ECO:0000256|ARBA:ARBA00000633};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=all-trans-retinol + hexadecanoyl-CoA = all-trans-retinyl
CC hexadecanoate + CoA; Xref=Rhea:RHEA:38175, ChEBI:CHEBI:17336,
CC ChEBI:CHEBI:17616, ChEBI:CHEBI:57287, ChEBI:CHEBI:57379;
CC Evidence={ECO:0000256|ARBA:ARBA00001764};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38176;
CC Evidence={ECO:0000256|ARBA:ARBA00001764};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=hexadecan-1-ol + hexadecanoyl-CoA = CoA + hexadecanyl
CC hexadecanoate; Xref=Rhea:RHEA:38167, ChEBI:CHEBI:16125,
CC ChEBI:CHEBI:57287, ChEBI:CHEBI:57379, ChEBI:CHEBI:75584;
CC Evidence={ECO:0000256|ARBA:ARBA00001796};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38168;
CC Evidence={ECO:0000256|ARBA:ARBA00001796};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=hexadecane-1,2-diol + 2 hexadecanoyl-CoA = 1,2-O,O-
CC dihexadecanoyl-1,2-hexadecanediol + 2 CoA; Xref=Rhea:RHEA:38211,
CC ChEBI:CHEBI:57287, ChEBI:CHEBI:57379, ChEBI:CHEBI:75586,
CC ChEBI:CHEBI:75608; Evidence={ECO:0000256|ARBA:ARBA00001118};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38212;
CC Evidence={ECO:0000256|ARBA:ARBA00001118};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=hexadecane-1,2-diol + hexadecanoyl-CoA = 2-hydroxyhexadecyl
CC hexadecanoate + CoA; Xref=Rhea:RHEA:38171, ChEBI:CHEBI:57287,
CC ChEBI:CHEBI:57379, ChEBI:CHEBI:75586, ChEBI:CHEBI:75587;
CC Evidence={ECO:0000256|ARBA:ARBA00000174};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38172;
CC Evidence={ECO:0000256|ARBA:ARBA00000174};
CC -!- PATHWAY: Lipid metabolism; glycerolipid metabolism.
CC {ECO:0000256|ARBA:ARBA00005175}.
CC -!- SUBUNIT: Homodimer or homotetramer; both forms have similar enzymatic
CC activities. {ECO:0000256|ARBA:ARBA00023610}.
CC -!- SUBCELLULAR LOCATION: Endoplasmic reticulum membrane
CC {ECO:0000256|ARBA:ARBA00004477, ECO:0000256|PIRNR:PIRNR000439}; Multi-
CC pass membrane protein {ECO:0000256|ARBA:ARBA00004477,
CC ECO:0000256|PIRNR:PIRNR000439}. Membrane
CC {ECO:0000256|ARBA:ARBA00004141}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004141}.
CC -!- SIMILARITY: Belongs to the membrane-bound acyltransferase family.
CC Sterol o-acyltransferase subfamily. {ECO:0000256|ARBA:ARBA00009010,
CC ECO:0000256|PIRNR:PIRNR000439}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:PAV70706.1}.
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DR EMBL; LIAE01009215; PAV70706.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2A2K9Q1; -.
DR STRING; 2018661.A0A2A2K9Q1; -.
DR UniPathway; UPA00230; -.
DR Proteomes; UP000218231; Unassembled WGS sequence.
DR GO; GO:0005789; C:endoplasmic reticulum membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0004144; F:diacylglycerol O-acyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0050252; F:retinol O-fatty-acyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0019432; P:triglyceride biosynthetic process; IEA:InterPro.
DR InterPro; IPR027251; Diacylglycerol_acylTrfase1.
DR InterPro; IPR004299; MBOAT_fam.
DR InterPro; IPR014371; Oat_ACAT_DAG_ARE.
DR PANTHER; PTHR10408:SF7; DIACYLGLYCEROL O-ACYLTRANSFERASE 1; 1.
DR PANTHER; PTHR10408; STEROL O-ACYLTRANSFERASE; 1.
DR Pfam; PF03062; MBOAT; 1.
DR PIRSF; PIRSF000439; Oat_ACAT_DAG_ARE; 1.
DR PIRSF; PIRSF500231; Oat_dag; 1.
PE 3: Inferred from homology;
KW Acyltransferase {ECO:0000256|PIRNR:PIRNR000439};
KW Endoplasmic reticulum {ECO:0000256|ARBA:ARBA00022824,
KW ECO:0000256|PIRNR:PIRNR000439};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|PIRNR:PIRNR000439};
KW Reference proteome {ECO:0000313|Proteomes:UP000218231};
KW Transferase {ECO:0000256|PIRNR:PIRNR000439};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius}.
FT TRANSMEM 139..159
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 171..191
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 197..217
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 296..315
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 345..369
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 415..434
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 440..458
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 470..488
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT REGION 1..47
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 1..22
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 33..47
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 429
FT /evidence="ECO:0000256|PIRSR:PIRSR000439-1"
SQ SEQUENCE 497 AA; 57570 MW; A5D7A3DC028376CE CRC64;
MEETTANGCC SENDNGNGMD DGSSELRQRH PSQESRQSQN SFTSNGMKRK MSFAQKKDLD
RKKGPAERVI HQAQDSLFSS SSGWTNYRGF FNLAMLLLVV SNGRVALENL IKYGILISPL
DWLSLFFNSD LSLAKWPNIT LIVMSNVTIL LVFITEKLLQ HGYLGNTFAG MFYPIVVSLH
IIIPAVVTLS VEVSNPIFSV AALGIYVIEA LKIVSYVHVN YWGRCAREEI RAIKEKKSQT
TSDLKDELSM YEMASLYPST VTLSNLYYFM LTPTLCYEFR FPRTYRIRKH FLAKRLFEVI
FLFFLMASLL QQWIIPTVRN SMGPLSEMEY GRVLERLLKL AVPNILIWLI FFYTLFHSAL
NLVAELLCFA DREFYRDFWN AETIAYFWKT WNIPVHRFAL RHCYLPMTRH KYSRLSATIV
VFCFSAFFHE YLVSVPLKMF RLWACYGMMS QVPLSFVTDY VVRGGRAGNI IVWLSLILGQ
PLAILMYVHD WYIYHAH
//
