ID M0MKL2_HALMO Unreviewed; 336 AA.
AC M0MKL2;
DT 03-APR-2013, integrated into UniProtKB/TrEMBL.
DT 03-APR-2013, sequence version 1.
DT 24-JAN-2024, entry version 47.
DE RecName: Full=o-succinylbenzoate synthase {ECO:0000256|HAMAP-Rule:MF_00470};
DE Short=OSB synthase {ECO:0000256|HAMAP-Rule:MF_00470};
DE Short=OSBS {ECO:0000256|HAMAP-Rule:MF_00470};
DE EC=4.2.1.113 {ECO:0000256|HAMAP-Rule:MF_00470};
DE AltName: Full=4-(2'-carboxyphenyl)-4-oxybutyric acid synthase {ECO:0000256|HAMAP-Rule:MF_00470};
DE AltName: Full=o-succinylbenzoic acid synthase {ECO:0000256|HAMAP-Rule:MF_00470};
GN Name=menC {ECO:0000256|HAMAP-Rule:MF_00470};
GN ORFNames=C448_06675 {ECO:0000313|EMBL:EMA45913.1};
OS Halococcus morrhuae DSM 1307.
OC Archaea; Euryarchaeota; Stenosarchaea group; Halobacteria; Halobacteriales;
OC Halococcaceae; Halococcus.
OX NCBI_TaxID=931277 {ECO:0000313|EMBL:EMA45913.1, ECO:0000313|Proteomes:UP000011568};
RN [1] {ECO:0000313|EMBL:EMA45913.1, ECO:0000313|Proteomes:UP000011568}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 1307 {ECO:0000313|EMBL:EMA45913.1,
RC ECO:0000313|Proteomes:UP000011568};
RX PubMed=25393412; DOI=10.1371/journal.pgen.1004784;
RA Becker E.A., Seitzer P.M., Tritt A., Larsen D., Krusor M., Yao A.I., Wu D.,
RA Madern D., Eisen J.A., Darling A.E., Facciotti M.T.;
RT "Phylogenetically driven sequencing of extremely halophilic archaea reveals
RT strategies for static and dynamic osmo-response.";
RL PLoS Genet. 10:E1004784-E1004784(2014).
CC -!- FUNCTION: Converts 2-succinyl-6-hydroxy-2,4-cyclohexadiene-1-
CC carboxylate (SHCHC) to 2-succinylbenzoate (OSB). {ECO:0000256|HAMAP-
CC Rule:MF_00470}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(1R,6R)-6-hydroxy-2-succinyl-cyclohexa-2,4-diene-1-carboxylate
CC = 2-succinylbenzoate + H2O; Xref=Rhea:RHEA:10196, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:18325, ChEBI:CHEBI:58689; EC=4.2.1.113;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00470};
CC -!- COFACTOR:
CC Name=a divalent metal cation; Xref=ChEBI:CHEBI:60240;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00470};
CC -!- PATHWAY: Quinol/quinone metabolism; 1,4-dihydroxy-2-naphthoate
CC biosynthesis; 1,4-dihydroxy-2-naphthoate from chorismate: step 4/7.
CC {ECO:0000256|HAMAP-Rule:MF_00470}.
CC -!- PATHWAY: Quinol/quinone metabolism; menaquinone biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_00470}.
CC -!- SIMILARITY: Belongs to the mandelate racemase/muconate lactonizing
CC enzyme family. MenC type 1 subfamily. {ECO:0000256|HAMAP-
CC Rule:MF_00470}.
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:EMA45913.1}.
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DR EMBL; AOMC01000093; EMA45913.1; -; Genomic_DNA.
DR RefSeq; WP_004053013.1; NZ_AOMC01000093.1.
DR AlphaFoldDB; M0MKL2; -.
DR STRING; 931277.C448_06675; -.
DR PATRIC; fig|931277.6.peg.1297; -.
DR eggNOG; arCOG01168; Archaea.
DR OrthoDB; 214520at2157; -.
DR UniPathway; UPA00079; -.
DR UniPathway; UPA01057; UER00165.
DR Proteomes; UP000011568; Unassembled WGS sequence.
DR GO; GO:0016853; F:isomerase activity; IEA:UniProtKB-KW.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0043748; F:O-succinylbenzoate synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0009063; P:amino acid catabolic process; IEA:InterPro.
DR GO; GO:0009234; P:menaquinone biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd03320; OSBS; 1.
DR Gene3D; 3.20.20.120; Enolase-like C-terminal domain; 1.
DR Gene3D; 3.30.390.10; Enolase-like, N-terminal domain; 1.
DR HAMAP; MF_00470; MenC_1; 1.
DR InterPro; IPR036849; Enolase-like_C_sf.
DR InterPro; IPR029017; Enolase-like_N.
DR InterPro; IPR029065; Enolase_C-like.
DR InterPro; IPR018110; Mandel_Rmase/mucon_lact_enz_CS.
DR InterPro; IPR013342; Mandelate_racemase_C.
DR InterPro; IPR048639; MenC_N.
DR InterPro; IPR010196; OSB_synthase_MenC1.
DR NCBIfam; TIGR01927; menC_gam_Gplu; 1.
DR PANTHER; PTHR48073:SF2; O-SUCCINYLBENZOATE SYNTHASE; 1.
DR PANTHER; PTHR48073; O-SUCCINYLBENZOATE SYNTHASE-RELATED; 1.
DR Pfam; PF21508; MenC_N; 1.
DR Pfam; PF13378; MR_MLE_C; 1.
DR SFLD; SFLDG00180; muconate_cycloisomerase; 1.
DR SFLD; SFLDF00009; o-succinylbenzoate_synthase; 1.
DR SMART; SM00922; MR_MLE; 1.
DR SUPFAM; SSF51604; Enolase C-terminal domain-like; 1.
DR SUPFAM; SSF54826; Enolase N-terminal domain-like; 1.
DR PROSITE; PS00909; MR_MLE_2; 1.
PE 3: Inferred from homology;
KW Isomerase {ECO:0000313|EMBL:EMA45913.1};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_00470};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_00470};
KW Menaquinone biosynthesis {ECO:0000256|HAMAP-Rule:MF_00470};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00470}; Reference proteome {ECO:0000313|Proteomes:UP000011568}.
FT DOMAIN 124..221
FT /note="Mandelate racemase/muconate lactonizing enzyme C-
FT terminal"
FT /evidence="ECO:0000259|SMART:SM00922"
FT REGION 312..336
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 145
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00470"
FT ACT_SITE 246
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00470"
FT BINDING 174
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00470"
FT BINDING 200
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00470"
FT BINDING 223
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00470"
SQ SEQUENCE 336 AA; 34818 MW; B0B396F10AB24CC0 CRC64;
MRIEPFSLAL ASPLSTARGT IDTREGFLVT IDHDGVRGVG EATPLPGWTE SLDECRTALD
RARDIDDWSA ALDTLDGTPA ARHGLALALA DARSRAADLP LYRHLGGDPM NEIPVNATIG
DGSADETVAE ATAAVERGFE TLKIKVGARA VAEDIERVAA VRNAIGEDVE LRADANGAWD
RETARAAFDG FADAGLAYVE QPLPADDLAG HTDLRGRLPI ALDESLATHS VERVLAADAA
DVLIVKPMAL GGPDRARTAV LAARAAGCEA VLTTTIDGAL ARTGAVHVAA SLPDPPAAGL
ATADRLAEDL VPDPAPIIDG RARVPQEPGN APLEDG
//