ID G8X646_FLACA Unreviewed; 554 AA.
AC G8X646;
DT 22-FEB-2012, integrated into UniProtKB/TrEMBL.
DT 22-FEB-2012, sequence version 1.
DT 24-JAN-2024, entry version 64.
DE RecName: Full=2-succinyl-5-enolpyruvyl-6-hydroxy-3-cyclohexene-1-carboxylate synthase {ECO:0000256|HAMAP-Rule:MF_01659};
DE Short=SEPHCHC synthase {ECO:0000256|HAMAP-Rule:MF_01659};
DE EC=2.2.1.9 {ECO:0000256|HAMAP-Rule:MF_01659};
DE AltName: Full=Menaquinone biosynthesis protein MenD {ECO:0000256|HAMAP-Rule:MF_01659};
GN Name=menD {ECO:0000256|HAMAP-Rule:MF_01659};
GN OrderedLocusNames=FCOL_07285 {ECO:0000313|EMBL:AEW86276.1};
OS Flavobacterium columnare (strain ATCC 49512 / CIP 103533 / TG 44/87).
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae; Flavobacterium.
OX NCBI_TaxID=1041826 {ECO:0000313|EMBL:AEW86276.1, ECO:0000313|Proteomes:UP000005638};
RN [1] {ECO:0000313|Proteomes:UP000005638}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 49512 / CIP 103533 / TG 44/87
RC {ECO:0000313|Proteomes:UP000005638};
RA Tekedar H.C., Karsi A., Gillaspy A.F., Dyer D., Benton N.R., Zaitshik J.,
RA Vamenta S., Banes M.M., Gulsoy N., Aboko-Cole M., Waldbieser G.C.,
RA Lawrence M.L.;
RT "Complete genome sequence of Flavobacterium columnare ATCC 49512.";
RL Submitted (DEC-2011) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:AEW86276.1, ECO:0000313|Proteomes:UP000005638}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 49512 / CIP 103533 / TG 44/87
RC {ECO:0000313|Proteomes:UP000005638};
RX PubMed=22535941; DOI=10.1128/JB.00281-12;
RA Tekedar H.C., Karsi A., Gillaspy A.F., Dyer D.W., Benton N.R., Zaitshik J.,
RA Vamenta S., Banes M.M., Gulsoy N., Aboko-Cole M., Waldbieser G.C.,
RA Lawrence M.L.;
RT "Genome Sequence of the Fish Pathogen Flavobacterium columnare ATCC
RT 49512.";
RL J. Bacteriol. 194:2763-2764(2012).
CC -!- FUNCTION: Catalyzes the thiamine diphosphate-dependent decarboxylation
CC of 2-oxoglutarate and the subsequent addition of the resulting succinic
CC semialdehyde-thiamine pyrophosphate anion to isochorismate to yield 2-
CC succinyl-5-enolpyruvyl-6-hydroxy-3-cyclohexene-1-carboxylate (SEPHCHC).
CC {ECO:0000256|HAMAP-Rule:MF_01659}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2-oxoglutarate + H(+) + isochorismate = 5-enolpyruvoyl-6-
CC hydroxy-2-succinyl-cyclohex-3-ene-1-carboxylate + CO2;
CC Xref=Rhea:RHEA:25593, ChEBI:CHEBI:15378, ChEBI:CHEBI:16526,
CC ChEBI:CHEBI:16810, ChEBI:CHEBI:29780, ChEBI:CHEBI:58818; EC=2.2.1.9;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01659};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01659};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01659};
CC -!- COFACTOR:
CC Name=thiamine diphosphate; Xref=ChEBI:CHEBI:58937;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01659};
CC Note=Binds 1 thiamine pyrophosphate per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_01659};
CC -!- PATHWAY: Quinol/quinone metabolism; 1,4-dihydroxy-2-naphthoate
CC biosynthesis; 1,4-dihydroxy-2-naphthoate from chorismate: step 2/7.
CC {ECO:0000256|HAMAP-Rule:MF_01659}.
CC -!- PATHWAY: Quinol/quinone metabolism; menaquinone biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_01659}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01659}.
CC -!- SIMILARITY: Belongs to the TPP enzyme family. MenD subfamily.
CC {ECO:0000256|HAMAP-Rule:MF_01659}.
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DR EMBL; CP003222; AEW86276.1; -; Genomic_DNA.
DR RefSeq; WP_014165551.1; NC_016510.2.
DR AlphaFoldDB; G8X646; -.
DR STRING; 1041826.FCOL_07285; -.
DR KEGG; fco:FCOL_07285; -.
DR eggNOG; COG1165; Bacteria.
DR HOGENOM; CLU_006051_3_0_10; -.
DR OMA; FCNRGTS; -.
DR UniPathway; UPA00079; -.
DR UniPathway; UPA01057; UER00164.
DR Proteomes; UP000005638; Chromosome.
DR GO; GO:0070204; F:2-succinyl-5-enolpyruvyl-6-hydroxy-3-cyclohexene-1-carboxylic-acid synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0030145; F:manganese ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0030976; F:thiamine pyrophosphate binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009234; P:menaquinone biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd07037; TPP_PYR_MenD; 1.
DR CDD; cd02009; TPP_SHCHC_synthase; 1.
DR Gene3D; 3.40.50.970; -; 2.
DR Gene3D; 3.40.50.1220; TPP-binding domain; 1.
DR HAMAP; MF_01659; MenD; 1.
DR InterPro; IPR004433; MenaQ_synth_MenD.
DR InterPro; IPR032264; MenD_middle.
DR InterPro; IPR029061; THDP-binding.
DR InterPro; IPR012001; Thiamin_PyroP_enz_TPP-bd_dom.
DR InterPro; IPR011766; TPP_enzyme_TPP-bd.
DR NCBIfam; TIGR00173; menD; 1.
DR PANTHER; PTHR42916; 2-SUCCINYL-5-ENOLPYRUVYL-6-HYDROXY-3-CYCLOHEXENE-1-CARBOXYLATE SYNTHASE; 1.
DR PANTHER; PTHR42916:SF1; PROTEIN PHYLLO, CHLOROPLASTIC; 1.
DR Pfam; PF02775; TPP_enzyme_C; 1.
DR Pfam; PF16582; TPP_enzyme_M_2; 1.
DR Pfam; PF02776; TPP_enzyme_N; 1.
DR PIRSF; PIRSF004983; MenD; 1.
DR SUPFAM; SSF52518; Thiamin diphosphate-binding fold (THDP-binding); 2.
PE 3: Inferred from homology;
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_01659};
KW Manganese {ECO:0000256|ARBA:ARBA00023211, ECO:0000256|HAMAP-Rule:MF_01659};
KW Menaquinone biosynthesis {ECO:0000256|HAMAP-Rule:MF_01659};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01659}; Reference proteome {ECO:0000313|Proteomes:UP000005638};
KW Thiamine pyrophosphate {ECO:0000256|HAMAP-Rule:MF_01659};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01659}.
FT DOMAIN 12..124
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 211..386
FT /note="Menaquinone biosynthesis protein MenD middle"
FT /evidence="ECO:0000259|Pfam:PF16582"
FT DOMAIN 396..525
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 554 AA; 63359 MW; 041DBF11B9F22615 CRC64;
MKPTAIYPRI PLAQSIIEIC KNKGLKHIVI SPGSRNAPLT IGFSNQTEFN CYSIVDERCA
GFFALGLAQQ LQEPVVLICT SGSALLNYYP AISEAFYSQI PLVVISADRP IDKIDIGDGQ
TIRQANVFAN HILYNANLQE DASSENDRLI QEALFLSISQ KGPVHINAPF EEPLYETIPE
PTIKPIWFNF QKKDEQLDAL EIFAEEWNLA QKKIILIGEN HSDSIDTKYL DIIARDPSVI
VMTEVTSNVH HENFITNIDT IITPFSEEEF ERYKPEILLT LGGMIVSKRI KTFFRKYKPN
THWHIDELRA YDTYGCLKKH FKVKPNVFFE HFLKLTSYKE SSFQKEVLAI RSQRAILHTL
YLKELSFSDL KVFQIITELL PENIQLQISN SSAIRYAQLF SIDPSISVYC NRGTSGIEGS
TTTAIGAAVA SKKTTYFITG DISFFYDSNA LWNHYIPNDF KIIIINNGGG GIFRILPGHQ
ENETFNTFFE TSHSLTAEYL AKMYGFDYFK ATEENQLRTD WKTFSLLNKP AIYEIFTPEK
RNNEILIQYF KELK
//