ID F9RFK9_VIBSN Unreviewed; 579 AA.
AC F9RFK9;
DT 19-OCT-2011, integrated into UniProtKB/TrEMBL.
DT 19-OCT-2011, sequence version 1.
DT 27-MAR-2024, entry version 56.
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=VIBRN418_18898 {ECO:0000313|EMBL:EGU31894.1};
OS Vibrio sp. (strain N418).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Vibrio.
OX NCBI_TaxID=701176 {ECO:0000313|EMBL:EGU31894.1, ECO:0000313|Proteomes:UP000003627};
RN [1] {ECO:0000313|EMBL:EGU31894.1, ECO:0000313|Proteomes:UP000003627}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=N418 {ECO:0000313|EMBL:EGU31894.1,
RC ECO:0000313|Proteomes:UP000003627};
RA Strain E.A., Brown E., Allard M.W.;
RL Submitted (AUG-2011) 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:EGU31894.1}.
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DR EMBL; AFWD01000069; EGU31894.1; -; Genomic_DNA.
DR RefSeq; WP_009387185.1; NZ_AFWD01000069.1.
DR AlphaFoldDB; F9RFK9; -.
DR eggNOG; COG1165; Bacteria.
DR UniPathway; UPA00079; -.
DR UniPathway; UPA01057; UER00164.
DR Proteomes; UP000003627; 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: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}; Thiamine pyrophosphate {ECO:0000256|HAMAP-Rule:MF_01659};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01659}.
FT DOMAIN 18..126
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 193..406
FT /note="Menaquinone biosynthesis protein MenD middle"
FT /evidence="ECO:0000259|Pfam:PF16582"
FT DOMAIN 443..557
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 579 AA; 63542 MW; 3D62F2EF07400DA5 CRC64;
MNSIANRDQA VMNRIWCQVL LEELTRFEVE HICVAPGSRS TPLTLEADEN PNLTLHTHYD
ERGLGFLALG LAKASRKPVA IVVTSGTAVA NLLPAIAEAK LTGEKLVVLT ADRPVELVAC
GANQAIVQQG IFSSHVTAAL NLPSPNEQVS LRWLLTSIDD VMYRQDRDGS AVHINCAFPE
PLYSKQPKSI YQSYLDDVAL WQQSNQRYSQ QLSGAGALFD CQTWRGRKGL IVVGSVSQAE
AKLAQTLAQR LGWPILCDVQ SGTSSAWAHF DIWLQSEAGQ KALSEAELVL QVGSRVISKR
LNHWLSQTQL GTDALTKAPF EYHYLSPSID RNNQDHLMQI HHHADTSTWL THAIKQFEAD
EPLCDWANEL SQFSGAVNRA AKWHVEASVE LNEVVLATTL NQLPSAVNIF LGNSLFVRLV
DMFGEVAHEV YSNRGASGID GLVATAAGTA RATNQPTVLY IGDTSLLYDL NSLALFTHQQ
TPCAIVVTNN DGGAIFGLLP VPEQQKQQLY QMPHGYDFSA AAAQFKLAYY QADQQEAYQA
KLEQHLTSGQ GCLLIEVTTP PEQASAHIKE VVNRFHASL
//
