ID A0A0W7U4D3_9GAMM Unreviewed; 566 AA.
AC A0A0W7U4D3;
DT 16-MAR-2016, integrated into UniProtKB/TrEMBL.
DT 16-MAR-2016, sequence version 1.
DT 27-MAR-2024, entry version 44.
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 ORFNames=ATO46_14500 {ECO:0000313|EMBL:KUE80928.1};
OS Aeromonas schubertii.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Aeromonadales;
OC Aeromonadaceae; Aeromonas.
OX NCBI_TaxID=652 {ECO:0000313|EMBL:KUE80928.1, ECO:0000313|Proteomes:UP000054876};
RN [1] {ECO:0000313|EMBL:KUE80928.1, ECO:0000313|Proteomes:UP000054876}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 43700 {ECO:0000313|EMBL:KUE80928.1,
RC ECO:0000313|Proteomes:UP000054876};
RA Liu L., Li Q., Zhang F., Shi B.;
RT "Complete genome sequence of Aeromonas schubertii strain ATCC43700.";
RL Submitted (DEC-2015) to the EMBL/GenBank/DDBJ databases.
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}.
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:KUE80928.1}.
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DR EMBL; LPUO01000006; KUE80928.1; -; Genomic_DNA.
DR RefSeq; WP_050667850.1; NZ_LPUO01000006.1.
DR AlphaFoldDB; A0A0W7U4D3; -.
DR STRING; 652.WL1483_834; -.
DR OrthoDB; 9791859at2; -.
DR UniPathway; UPA00079; -.
DR UniPathway; UPA01057; UER00164.
DR Proteomes; UP000054876; Unassembled WGS sequence.
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:0019752; P:carboxylic acid metabolic process; IEA:UniProt.
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; IPR029035; DHS-like_NAD/FAD-binding_dom.
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; SSF52467; DHS-like NAD/FAD-binding domain; 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}; Thiamine pyrophosphate {ECO:0000256|HAMAP-Rule:MF_01659};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01659}.
FT DOMAIN 14..127
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 190..397
FT /note="Menaquinone biosynthesis protein MenD middle"
FT /evidence="ECO:0000259|Pfam:PF16582"
FT DOMAIN 415..546
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 566 AA; 61875 MW; BE09AAC4C9DF13D4 CRC64;
MFDPCHATFN HVWAALLLEE LYRLGVRDVA LAPGSRSAPL TMVAATHPGL RTHLHFDERG
LGFFALGLGK GSARPVAIIT TSGTAVANLW PAVAEAQLTG VPLVILSADR PAELIDNGAN
QAIDQQGIFA RYPVYQLNLP SPTPTIAPAF VLSAVDQAIA IQRQTPGVVH FNCMYPEPLY
PDGAYGNYGD YLAPLGDWLN GDAPWSPWQA PLHRVDIQPD WEHFAGKRGL IIAGRIEDPA
EATAVAELAE RLGWPLIADL QSQLRFHPHS LLHTDLALHD PRFREALGRA EVLLQFGARL
ISKRLGHFVR DQAWQDYWLI DPKPARLDPD YRLRRRLHCT PCAFVASHPV TTPARRWDTL
SEPLARTAAL IDAASHRFSE LGVCHRLNAM VEGQLFVGNS MPARLMDMLG TPGQGPTRVM
TNRGASGIDG LIATACGFAE SFDGPTTLLI GDLSALHDLN SLALLTKRPH PFVVILLNND
GGSIFNMLPV PTEAGLRDTY YRLPHGLDFA HAAAMFGLGY HAPETLASFE QLYREALRGG
VTLLEIRVPS DEVSEDLKTL GSRLRG
//
