ID L7UFB6_MYXSD Unreviewed; 414 AA.
AC L7UFB6;
DT 03-APR-2013, integrated into UniProtKB/TrEMBL.
DT 03-APR-2013, sequence version 1.
DT 27-MAR-2024, entry version 64.
DE RecName: Full=3-oxoacyl-[acyl-carrier-protein] synthase 2 {ECO:0000256|ARBA:ARBA00014657, ECO:0000256|PIRNR:PIRNR000447};
DE EC=2.3.1.179 {ECO:0000256|ARBA:ARBA00012356, ECO:0000256|PIRNR:PIRNR000447};
GN OrderedLocusNames=MYSTI_05450 {ECO:0000313|EMBL:AGC46728.1};
OS Myxococcus stipitatus (strain DSM 14675 / JCM 12634 / Mx s8).
OC Bacteria; Myxococcota; Myxococcia; Myxococcales; Cystobacterineae;
OC Myxococcaceae; Myxococcus.
OX NCBI_TaxID=1278073 {ECO:0000313|EMBL:AGC46728.1, ECO:0000313|Proteomes:UP000011131};
RN [1] {ECO:0000313|EMBL:AGC46728.1, ECO:0000313|Proteomes:UP000011131}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 14675 / JCM 12634 / Mx s8
RC {ECO:0000313|Proteomes:UP000011131};
RX PubMed=23516218; DOI=10.1128/genomeA.00100-13;
RA Huntley S., Kneip S., Treuner-Lange A., Sogaard-Andersen L.;
RT "Complete genome sequence of Myxococcus stipitatus strain DSM 14675, a
RT fruiting myxobacterium.";
RL Genome Announc. 1:E0010013-E0010013(2013).
CC -!- FUNCTION: Involved in the type II fatty acid elongation cycle.
CC Catalyzes the elongation of a wide range of acyl-ACP by the addition of
CC two carbons from malonyl-ACP to an acyl acceptor. Can efficiently
CC catalyze the conversion of palmitoleoyl-ACP (cis-hexadec-9-enoyl-ACP)
CC to cis-vaccenoyl-ACP (cis-octadec-11-enoyl-ACP), an essential step in
CC the thermal regulation of fatty acid composition.
CC {ECO:0000256|PIRNR:PIRNR000447}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(9Z)-hexadecenoyl-[ACP] + H(+) + malonyl-[ACP] = 3-oxo-(11Z)-
CC octadecenoyl-[ACP] + CO2 + holo-[ACP]; Xref=Rhea:RHEA:55040,
CC Rhea:RHEA-COMP:9623, Rhea:RHEA-COMP:9685, Rhea:RHEA-COMP:10800,
CC Rhea:RHEA-COMP:14074, ChEBI:CHEBI:15378, ChEBI:CHEBI:16526,
CC ChEBI:CHEBI:64479, ChEBI:CHEBI:78449, ChEBI:CHEBI:83989,
CC ChEBI:CHEBI:138538; EC=2.3.1.179;
CC Evidence={ECO:0000256|PIRNR:PIRNR000447};
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 Evidence={ECO:0000256|PIRNR:PIRNR000447};
CC -!- PATHWAY: Lipid metabolism; fatty acid biosynthesis.
CC {ECO:0000256|ARBA:ARBA00005194, ECO:0000256|PIRNR:PIRNR000447}.
CC -!- SIMILARITY: Belongs to the thiolase-like superfamily. Beta-ketoacyl-ACP
CC synthases family. {ECO:0000256|ARBA:ARBA00008467,
CC ECO:0000256|PIRNR:PIRNR000447, ECO:0000256|RuleBase:RU003694}.
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DR EMBL; CP004025; AGC46728.1; -; Genomic_DNA.
DR RefSeq; WP_015350984.1; NC_020126.1.
DR AlphaFoldDB; L7UFB6; -.
DR STRING; 1278073.MYSTI_05450; -.
DR KEGG; msd:MYSTI_05450; -.
DR PATRIC; fig|1278073.3.peg.5525; -.
DR eggNOG; COG0304; Bacteria.
DR HOGENOM; CLU_000022_69_2_7; -.
DR OrthoDB; 9808669at2; -.
DR UniPathway; UPA00094; -.
DR Proteomes; UP000011131; Chromosome.
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; -; 1.
DR InterPro; IPR017568; 3-oxoacyl-ACP_synth-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 NCBIfam; TIGR03150; fabF; 1.
DR PANTHER; PTHR11712:SF336; 3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR11712; POLYKETIDE SYNTHASE-RELATED; 1.
DR Pfam; PF00109; ketoacyl-synt; 1.
DR Pfam; PF02801; Ketoacyl-synt_C; 1.
DR PIRSF; PIRSF000447; KAS_II; 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:0000256|ARBA:ARBA00023315,
KW ECO:0000256|PIRNR:PIRNR000447};
KW Fatty acid biosynthesis {ECO:0000256|ARBA:ARBA00023160,
KW ECO:0000256|PIRNR:PIRNR000447};
KW Fatty acid metabolism {ECO:0000256|ARBA:ARBA00022832};
KW Lipid biosynthesis {ECO:0000256|ARBA:ARBA00022516,
KW ECO:0000256|PIRNR:PIRNR000447};
KW Lipid metabolism {ECO:0000256|ARBA:ARBA00023098};
KW Transferase {ECO:0000256|PIRNR:PIRNR000447, ECO:0000256|RuleBase:RU003694}.
FT DOMAIN 3..411
FT /note="Ketosynthase family 3 (KS3)"
FT /evidence="ECO:0000259|PROSITE:PS52004"
FT ACT_SITE 164
FT /note="For beta-ketoacyl synthase activity"
FT /evidence="ECO:0000256|PIRSR:PIRSR000447-1"
SQ SEQUENCE 414 AA; 43482 MW; 38D96C95DC52A11A CRC64;
MQKRRVVVTG MGLISPCGTG VEKSWTALVR GESGVGPITL FDASQLDCQI AGEVKDFRVE
DHIERREARR MDRFSHFAVA AADMAVADAG LKVTPENAER VATIIGSGIG GIGSLEDTFR
LVMEKGPDRI SPFFVLQMVI NMAPGYVSLR HGFKGPSWAP NSACSTSAHA IGEAMRGIQR
GEFDVAVAGG AEAPISLLGV GGFGAMRALS LRNDAPHAAS RPFDADRDGF VIAEGAGMLV
LEALEHAQAR GARILAELTG YGASSDAYHI TQPAPEHEGA QRSMRAALKD AGLGPGDIGY
INAHGTSTDV GDLLEAQGIA QVFGDTTRTV AISSTKSMTG HMNGAAGAAE AVISVLALTR
GVLPPTINLQ RQDPRITLDC VPNTAREIRV DAVMSNSFGF GGTNVSLIFR RMIS
//