ID A0A1G5MC45_AFIMA Unreviewed; 365 AA.
AC A0A1G5MC45;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 21.
DE RecName: Full=Chorismate synthase {ECO:0000256|ARBA:ARBA00013036, ECO:0000256|HAMAP-Rule:MF_00300};
DE Short=CS {ECO:0000256|HAMAP-Rule:MF_00300};
DE EC=4.2.3.5 {ECO:0000256|ARBA:ARBA00013036, ECO:0000256|HAMAP-Rule:MF_00300};
DE AltName: Full=5-enolpyruvylshikimate-3-phosphate phospholyase {ECO:0000256|HAMAP-Rule:MF_00300};
GN Name=aroC {ECO:0000256|HAMAP-Rule:MF_00300};
GN ORFNames=SAMN03080610_00356 {ECO:0000313|EMBL:SCZ21980.1};
OS Afifella marina DSM 2698.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Afifellaceae; Afifella.
OX NCBI_TaxID=1120955 {ECO:0000313|EMBL:SCZ21980.1, ECO:0000313|Proteomes:UP000199347};
RN [1] {ECO:0000313|EMBL:SCZ21980.1, ECO:0000313|Proteomes:UP000199347}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 2698 {ECO:0000313|EMBL:SCZ21980.1,
RC ECO:0000313|Proteomes:UP000199347};
RA de Groot N.N.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the anti-1,4-elimination of the C-3 phosphate and
CC the C-6 proR hydrogen from 5-enolpyruvylshikimate-3-phosphate (EPSP) to
CC yield chorismate, which is the branch point compound that serves as the
CC starting substrate for the three terminal pathways of aromatic amino
CC acid biosynthesis. This reaction introduces a second double bond into
CC the aromatic ring system. {ECO:0000256|HAMAP-Rule:MF_00300}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5-O-(1-carboxyvinyl)-3-phosphoshikimate = chorismate +
CC phosphate; Xref=Rhea:RHEA:21020, ChEBI:CHEBI:29748,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57701; EC=4.2.3.5;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00300,
CC ECO:0000256|RuleBase:RU000605};
CC -!- COFACTOR:
CC Name=FMNH2; Xref=ChEBI:CHEBI:57618;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00300,
CC ECO:0000256|RuleBase:RU000605};
CC Note=Reduced FMN (FMNH(2)). {ECO:0000256|HAMAP-Rule:MF_00300,
CC ECO:0000256|RuleBase:RU000605};
CC -!- PATHWAY: Metabolic intermediate biosynthesis; chorismate biosynthesis;
CC chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step
CC 7/7. {ECO:0000256|ARBA:ARBA00005044, ECO:0000256|HAMAP-Rule:MF_00300,
CC ECO:0000256|RuleBase:RU000605}.
CC -!- SUBUNIT: Homotetramer. {ECO:0000256|HAMAP-Rule:MF_00300}.
CC -!- SIMILARITY: Belongs to the chorismate synthase family.
CC {ECO:0000256|ARBA:ARBA00008014, ECO:0000256|HAMAP-Rule:MF_00300,
CC ECO:0000256|RuleBase:RU000605}.
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DR EMBL; FMVW01000001; SCZ21980.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G5MC45; -.
DR STRING; 1120955.SAMN03080610_00356; -.
DR OrthoDB; 9771806at2; -.
DR UniPathway; UPA00053; UER00090.
DR Proteomes; UP000199347; Unassembled WGS sequence.
DR GO; GO:0004107; F:chorismate synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008652; P:amino acid biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009073; P:aromatic amino acid family biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0009423; P:chorismate biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd07304; Chorismate_synthase; 1.
DR Gene3D; 3.60.150.10; Chorismate synthase AroC; 1.
DR HAMAP; MF_00300; Chorismate_synth; 1.
DR InterPro; IPR000453; Chorismate_synth.
DR InterPro; IPR035904; Chorismate_synth_AroC_sf.
DR InterPro; IPR020541; Chorismate_synthase_CS.
DR NCBIfam; TIGR00033; aroC; 1.
DR PANTHER; PTHR21085; CHORISMATE SYNTHASE; 1.
DR PANTHER; PTHR21085:SF0; CHORISMATE SYNTHASE; 1.
DR Pfam; PF01264; Chorismate_synt; 1.
DR PIRSF; PIRSF001456; Chorismate_synth; 1.
DR SUPFAM; SSF103263; Chorismate synthase, AroC; 1.
DR PROSITE; PS00787; CHORISMATE_SYNTHASE_1; 1.
DR PROSITE; PS00788; CHORISMATE_SYNTHASE_2; 1.
DR PROSITE; PS00789; CHORISMATE_SYNTHASE_3; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_00300};
KW Aromatic amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023141,
KW ECO:0000256|HAMAP-Rule:MF_00300};
KW FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|HAMAP-Rule:MF_00300};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630, ECO:0000256|HAMAP-
KW Rule:MF_00300};
KW FMN {ECO:0000256|ARBA:ARBA00022643, ECO:0000256|HAMAP-Rule:MF_00300};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_00300};
KW NADP {ECO:0000256|HAMAP-Rule:MF_00300};
KW Reference proteome {ECO:0000313|Proteomes:UP000199347}.
FT BINDING 48
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00300"
FT BINDING 54
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00300"
FT BINDING 131..133
FT /ligand="FMN"
FT /ligand_id="ChEBI:CHEBI:58210"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00300"
FT BINDING 243..244
FT /ligand="FMN"
FT /ligand_id="ChEBI:CHEBI:58210"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00300"
FT BINDING 288
FT /ligand="FMN"
FT /ligand_id="ChEBI:CHEBI:58210"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00300"
FT BINDING 303..307
FT /ligand="FMN"
FT /ligand_id="ChEBI:CHEBI:58210"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00300"
FT BINDING 329
FT /ligand="FMN"
FT /ligand_id="ChEBI:CHEBI:58210"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00300"
SQ SEQUENCE 365 AA; 39014 MW; 834966E14F39960B CRC64;
MSHNSFGQLF RITTWGESHG KAIGCVVDGC PPGIPITEAE IQAELDRRRP GQSRFTTQRQ
EPDQVKILSG VFEDDRTGGP VTTGTPISLL IENVDQRSRD YSEIRDRYRP GHADYTYDVK
YGVRDYRGGG RSSARETATR VAAGAIARKI LPGVSIRGAL VELGGIAIDR DRFDWAETAN
NPFFSPDAEA AEKWAAHLDE IRKSGSSVGA IVEVVAEGVP AGIGAPIYGK LDQDLASAMM
SINAVKGVEI GNGFEAARIR GEENADPMRA GNDGRPRFLS NNAGGVLGGI STGQPVVVRF
AVKPTSSILT PVPSVTATGE EVDVFTKGRH DPCVGIRAVP VGEAMMALVL ADHYLRQRAQ
SGSQT
//