ID B6BWJ1_9PROT Unreviewed; 254 AA.
AC B6BWJ1;
DT 25-NOV-2008, integrated into UniProtKB/TrEMBL.
DT 25-NOV-2008, sequence version 1.
DT 27-MAR-2024, entry version 45.
DE RecName: Full=CDP-diacylglycerol--glycerol-3-phosphate 3-phosphatidyltransferase {ECO:0000256|ARBA:ARBA00014944};
DE EC=2.7.8.5 {ECO:0000256|ARBA:ARBA00013170};
DE EC=2.7.8.8 {ECO:0000256|ARBA:ARBA00013174};
DE AltName: Full=CDP-diacylglycerol--serine O-phosphatidyltransferase {ECO:0000256|ARBA:ARBA00017171};
DE AltName: Full=Phosphatidylserine synthase {ECO:0000256|ARBA:ARBA00032361};
GN Name=pssA {ECO:0000313|EMBL:EDZ63918.1};
GN ORFNames=KB13_49 {ECO:0000313|EMBL:EDZ63918.1};
OS beta proteobacterium KB13.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Nitrosomonadales; OM43 clade.
OX NCBI_TaxID=314607 {ECO:0000313|EMBL:EDZ63918.1, ECO:0000313|Proteomes:UP000004188};
RN [1] {ECO:0000313|Proteomes:UP000004188}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=KB13 {ECO:0000313|Proteomes:UP000004188};
RX PubMed=22675594; DOI=10.4056/sigs.2305090;
RA Huggett M.J., Hayakawa D.H., Rappe M.S.;
RT "Genome sequence of strain HIMB624, a cultured representative from the OM43
RT clade of marine Betaproteobacteria.";
RL Stand. Genomic Sci. 6:11-20(2012).
CC -!- FUNCTION: This protein catalyzes the committed step to the synthesis of
CC the acidic phospholipids. {ECO:0000256|ARBA:ARBA00003973}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a CDP-1,2-diacyl-sn-glycerol + L-serine = a 1,2-diacyl-sn-
CC glycero-3-phospho-L-serine + CMP + H(+); Xref=Rhea:RHEA:16913,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:33384, ChEBI:CHEBI:57262,
CC ChEBI:CHEBI:58332, ChEBI:CHEBI:60377; EC=2.7.8.8;
CC Evidence={ECO:0000256|ARBA:ARBA00000287};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a CDP-1,2-diacyl-sn-glycerol + sn-glycerol 3-phosphate = 1,2-
CC diacyl-sn-glycero-3-phospho-(1'-sn-glycero-3'-phosphate) + CMP +
CC H(+); Xref=Rhea:RHEA:12593, ChEBI:CHEBI:15378, ChEBI:CHEBI:57597,
CC ChEBI:CHEBI:58332, ChEBI:CHEBI:60110, ChEBI:CHEBI:60377; EC=2.7.8.5;
CC Evidence={ECO:0000256|ARBA:ARBA00001566};
CC -!- PATHWAY: Phospholipid metabolism; phosphatidylglycerol biosynthesis;
CC phosphatidylglycerol from CDP-diacylglycerol: step 1/2.
CC {ECO:0000256|ARBA:ARBA00005042}.
CC -!- SUBCELLULAR LOCATION: Membrane {ECO:0000256|ARBA:ARBA00004141}; Multi-
CC pass membrane protein {ECO:0000256|ARBA:ARBA00004141}.
CC -!- SIMILARITY: Belongs to the CDP-alcohol phosphatidyltransferase class-I
CC family. {ECO:0000256|ARBA:ARBA00010441, ECO:0000256|RuleBase:RU003750}.
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DR EMBL; DS995299; EDZ63918.1; -; Genomic_DNA.
DR AlphaFoldDB; B6BWJ1; -.
DR STRING; 314607.KB13_49; -.
DR eggNOG; COG1183; Bacteria.
DR HOGENOM; CLU_049944_2_0_4; -.
DR Proteomes; UP000004188; Unassembled WGS sequence.
DR GO; GO:0016020; C:membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0008444; F:CDP-diacylglycerol-glycerol-3-phosphate 3-phosphatidyltransferase activity; IEA:RHEA.
DR GO; GO:0003882; F:CDP-diacylglycerol-serine O-phosphatidyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0008654; P:phospholipid biosynthetic process; IEA:UniProtKB-KW.
DR Gene3D; 1.20.120.1760; -; 1.
DR InterPro; IPR004533; CDP-diaglyc--ser_O-PTrfase.
DR InterPro; IPR000462; CDP-OH_P_trans.
DR InterPro; IPR043130; CDP-OH_PTrfase_TM_dom.
DR InterPro; IPR048254; CDP_ALCOHOL_P_TRANSF_CS.
DR NCBIfam; TIGR00473; pssA; 1.
DR PANTHER; PTHR14269; CDP-DIACYLGLYCEROL--GLYCEROL-3-PHOSPHATE 3-PHOSPHATIDYLTRANSFERASE-RELATED; 1.
DR PANTHER; PTHR14269:SF61; CDP-DIACYLGLYCEROL--SERINE O-PHOSPHATIDYLTRANSFERASE; 1.
DR Pfam; PF01066; CDP-OH_P_transf; 1.
DR PROSITE; PS00379; CDP_ALCOHOL_P_TRANSF; 1.
PE 3: Inferred from homology;
KW Lipid biosynthesis {ECO:0000256|ARBA:ARBA00022516};
KW Lipid metabolism {ECO:0000256|ARBA:ARBA00023098};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|SAM:Phobius};
KW Phospholipid biosynthesis {ECO:0000256|ARBA:ARBA00023209};
KW Phospholipid metabolism {ECO:0000256|ARBA:ARBA00023264};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU003750};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius}.
FT TRANSMEM 12..31
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 100..118
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 130..149
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 169..186
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 198..216
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 222..239
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
SQ SEQUENCE 254 AA; 28447 MW; FF8C2785C169F0AA CRC64;
MNKSVKKQSE FYLLPNLFTT AALFFGFFSI LNAMNGKFEF AALAIFFALV MDGLDGRVAR
LTNTESKFGA EYDSLSDMVS FGVAPALVMY VWALKPLGKI GWIGAFIYCA CAAFRLARFN
TKLDVLEKKY FFGFPSPAAA ALVAAFIWVC IDNGISGNDI FLNFFQMQWF ALVMILIAAL
SMVTDIKYYS GKDVNLRNSV PSVSILLIVM AFSLLSHSPA EIIFIIIFGY LLSGYLNVFR
ENFTIQKKNN RKKK
//
