ID W9V2P1_9GAMM Unreviewed; 405 AA.
AC W9V2P1;
DT 14-MAY-2014, integrated into UniProtKB/TrEMBL.
DT 14-MAY-2014, sequence version 1.
DT 27-MAR-2024, entry version 36.
DE RecName: Full=3-oxoacyl-[acyl-carrier-protein] synthase 1 {ECO:0000256|ARBA:ARBA00039450};
DE EC=2.3.1.41 {ECO:0000256|ARBA:ARBA00013191};
DE AltName: Full=3-oxoacyl-[acyl-carrier-protein] synthase I {ECO:0000256|ARBA:ARBA00041620};
DE AltName: Full=Beta-ketoacyl-ACP synthase I {ECO:0000256|ARBA:ARBA00042143};
GN Name=fabB {ECO:0000313|EMBL:EXJ10387.1};
GN ORFNames=D791_02715 {ECO:0000313|EMBL:EXJ10387.1};
OS Nitrincola nitratireducens.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Oceanospirillaceae; Nitrincola.
OX NCBI_TaxID=1229521 {ECO:0000313|EMBL:EXJ10387.1, ECO:0000313|Proteomes:UP000019464};
RN [1] {ECO:0000313|Proteomes:UP000019464}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AK23 {ECO:0000313|Proteomes:UP000019464};
RA Singh A., Pinnaka A.K., Vaidya B.;
RL Submitted (NOV-2012) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:EXJ10387.1, ECO:0000313|Proteomes:UP000019464}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AK23 {ECO:0000313|EMBL:EXJ10387.1,
RC ECO:0000313|Proteomes:UP000019464};
RX PubMed=26481633; DOI=10.1016/j.syapm.2015.09.002;
RA Singh A., Vaidya B., Tanuku N.R., Pinnaka A.K.;
RT "Nitrincola nitratireducens sp. nov. isolated from a haloalkaline crater
RT lake.";
RL Syst. Appl. Microbiol. 38:555-562(2015).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(3Z)-decenoyl-[ACP] + H(+) + malonyl-[ACP] = 3-oxo-(5Z)-
CC dodecenoyl-[ACP] + CO2 + holo-[ACP]; Xref=Rhea:RHEA:54940, Rhea:RHEA-
CC COMP:9623, Rhea:RHEA-COMP:9685, Rhea:RHEA-COMP:9927, Rhea:RHEA-
CC COMP:14042, ChEBI:CHEBI:15378, ChEBI:CHEBI:16526, ChEBI:CHEBI:64479,
CC ChEBI:CHEBI:78449, ChEBI:CHEBI:78798, ChEBI:CHEBI:138410;
CC Evidence={ECO:0000256|ARBA:ARBA00035917};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:54941;
CC Evidence={ECO:0000256|ARBA:ARBA00035917};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a fatty acyl-[ACP] + H(+) + malonyl-[ACP] = a 3-oxoacyl-[ACP]
CC + CO2 + holo-[ACP]; Xref=Rhea:RHEA:22836, Rhea:RHEA-COMP:9623,
CC Rhea:RHEA-COMP:9685, Rhea:RHEA-COMP:9916, Rhea:RHEA-COMP:14125,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:16526, ChEBI:CHEBI:64479,
CC ChEBI:CHEBI:78449, ChEBI:CHEBI:78776, ChEBI:CHEBI:138651;
CC EC=2.3.1.41; Evidence={ECO:0000256|ARBA:ARBA00023389};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:22837;
CC Evidence={ECO:0000256|ARBA:ARBA00023389};
CC -!- PATHWAY: Lipid metabolism; fatty acid biosynthesis.
CC {ECO:0000256|ARBA:ARBA00005194}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738}.
CC -!- SIMILARITY: Belongs to the thiolase-like superfamily. Beta-ketoacyl-ACP
CC synthases family. {ECO:0000256|ARBA:ARBA00008467,
CC ECO:0000256|RuleBase:RU003694}.
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:EXJ10387.1}.
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DR EMBL; AONB01000014; EXJ10387.1; -; Genomic_DNA.
DR RefSeq; WP_036512099.1; NZ_AONB01000014.1.
DR AlphaFoldDB; W9V2P1; -.
DR STRING; 1229521.D791_02715; -.
DR PATRIC; fig|1229521.3.peg.2743; -.
DR OrthoDB; 9808669at2; -.
DR UniPathway; UPA00094; -.
DR Proteomes; UP000019464; Unassembled WGS sequence.
DR GO; GO:0004315; F:3-oxoacyl-[acyl-carrier-protein] synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0006633; P:fatty acid biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd00834; KAS_I_II; 1.
DR Gene3D; 3.40.47.10; -; 2.
DR InterPro; IPR000794; Beta-ketoacyl_synthase.
DR InterPro; IPR018201; Ketoacyl_synth_AS.
DR InterPro; IPR014031; Ketoacyl_synth_C.
DR InterPro; IPR014030; Ketoacyl_synth_N.
DR InterPro; IPR020841; PKS_Beta-ketoAc_synthase_dom.
DR InterPro; IPR016039; Thiolase-like.
DR PANTHER; PTHR11712:SF306; 3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE 1; 1.
DR PANTHER; PTHR11712; POLYKETIDE SYNTHASE-RELATED; 1.
DR Pfam; PF00109; ketoacyl-synt; 1.
DR Pfam; PF02801; Ketoacyl-synt_C; 1.
DR SMART; SM00825; PKS_KS; 1.
DR SUPFAM; SSF53901; Thiolase-like; 2.
DR PROSITE; PS00606; KS3_1; 1.
DR PROSITE; PS52004; KS3_2; 1.
PE 3: Inferred from homology;
KW Acyltransferase {ECO:0000313|EMBL:EXJ10387.1};
KW Fatty acid biosynthesis {ECO:0000256|ARBA:ARBA00023160};
KW Fatty acid metabolism {ECO:0000256|ARBA:ARBA00022832};
KW Lipid biosynthesis {ECO:0000256|ARBA:ARBA00023160};
KW Lipid metabolism {ECO:0000256|ARBA:ARBA00023160};
KW Transferase {ECO:0000256|RuleBase:RU003694, ECO:0000313|EMBL:EXJ10387.1}.
FT DOMAIN 1..402
FT /note="Ketosynthase family 3 (KS3)"
FT /evidence="ECO:0000259|PROSITE:PS52004"
SQ SEQUENCE 405 AA; 42987 MW; C316E9CF68E54BF9 CRC64;
MRRVVVTGMG IVSCLGNDTD TVLDSLKEGR SGIRFQPEYQ ALGFRSQVAG SIDIDLDSLI
DRKLRRFMGN ASAYAYLAMQ QAITDSGLTE DQVSNVRTGL IAGSGGASSA DIVETADILR
DKGVRRVGPY RVTRTMGSTV SACLATPFKI KGVNYSITSA CATSAHCIGN AMELIQLGKQ
DVIFAGGGEE LHWSLSVMFD AMGALSSKYN DTPEKASRAY DANRDGFVIA GGGGMLVLEE
LEHAKARGAK IYAELVGYGA TSDGYDMVAP SGEGAVRCMQ QAMASVDGPI DYINSHGTST
PAGDIQELKA MKTLFGDQMP PVSSTKSLAG HSLGATGVQE AIYCLLMQQH KFICASANIE
TLDPEAEGLP VVTQRMDNVE LERVMSNSFG FGGTNSTLIF QRYAG
//