ID A0A1X7H032_9PROT Unreviewed; 503 AA.
AC A0A1X7H032;
DT 05-JUL-2017, integrated into UniProtKB/TrEMBL.
DT 05-JUL-2017, sequence version 1.
DT 27-MAR-2024, entry version 18.
DE RecName: Full=Anthranilate synthase component 1 {ECO:0000256|ARBA:ARBA00020653, ECO:0000256|RuleBase:RU364045};
DE EC=4.1.3.27 {ECO:0000256|ARBA:ARBA00012266, ECO:0000256|RuleBase:RU364045};
GN Name=trpE {ECO:0000256|RuleBase:RU364045};
GN ORFNames=SAMN02982917_4694 {ECO:0000313|EMBL:SMF77510.1};
OS Azospirillum oryzae.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodospirillales;
OC Azospirillaceae; Azospirillum.
OX NCBI_TaxID=286727 {ECO:0000313|EMBL:SMF77510.1, ECO:0000313|Proteomes:UP000192936};
RN [1] {ECO:0000313|EMBL:SMF77510.1, ECO:0000313|Proteomes:UP000192936}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=A2P {ECO:0000313|EMBL:SMF77510.1,
RC ECO:0000313|Proteomes:UP000192936};
RA Afonso C.L., Miller P.J., Scott M.A., Spackman E., Goraichik I.,
RA Dimitrov K.M., Suarez D.L., Swayne D.E.;
RL Submitted (APR-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Part of a heterotetrameric complex that catalyzes the two-
CC step biosynthesis of anthranilate, an intermediate in the biosynthesis
CC of L-tryptophan. In the first step, the glutamine-binding beta subunit
CC (TrpG) of anthranilate synthase (AS) provides the glutamine
CC amidotransferase activity which generates ammonia as a substrate that,
CC along with chorismate, is used in the second step, catalyzed by the
CC large alpha subunit of AS (TrpE) to produce anthranilate. In the
CC absence of TrpG, TrpE can synthesize anthranilate directly from
CC chorismate and high concentrations of ammonia.
CC {ECO:0000256|RuleBase:RU364045}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=chorismate + L-glutamine = anthranilate + H(+) + L-glutamate +
CC pyruvate; Xref=Rhea:RHEA:21732, ChEBI:CHEBI:15361, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:16567, ChEBI:CHEBI:29748, ChEBI:CHEBI:29985,
CC ChEBI:CHEBI:58359; EC=4.1.3.27;
CC Evidence={ECO:0000256|ARBA:ARBA00000329,
CC ECO:0000256|RuleBase:RU364045};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946,
CC ECO:0000256|RuleBase:RU364045};
CC -!- PATHWAY: Amino-acid biosynthesis; L-tryptophan biosynthesis; L-
CC tryptophan from chorismate: step 1/5. {ECO:0000256|ARBA:ARBA00004873,
CC ECO:0000256|RuleBase:RU364045}.
CC -!- SUBUNIT: Heterotetramer consisting of two non-identical subunits: a
CC beta subunit (TrpG) and a large alpha subunit (TrpE).
CC {ECO:0000256|ARBA:ARBA00011575, ECO:0000256|RuleBase:RU364045}.
CC -!- SIMILARITY: Belongs to the anthranilate synthase component I family.
CC {ECO:0000256|ARBA:ARBA00009562, ECO:0000256|RuleBase:RU364045}.
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DR EMBL; FXAK01000007; SMF77510.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1X7H032; -.
DR STRING; 286727.SAMN02982917_4694; -.
DR OrthoDB; 9803598at2; -.
DR UniPathway; UPA00035; UER00040.
DR Proteomes; UP000192936; Unassembled WGS sequence.
DR GO; GO:0004049; F:anthranilate synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0000162; P:tryptophan biosynthetic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.60.120.10; Anthranilate synthase; 1.
DR InterPro; IPR005801; ADC_synthase.
DR InterPro; IPR019999; Anth_synth_I-like.
DR InterPro; IPR006805; Anth_synth_I_N.
DR InterPro; IPR005256; Anth_synth_I_PabB.
DR InterPro; IPR015890; Chorismate_C.
DR NCBIfam; TIGR00564; trpE_most; 1.
DR PANTHER; PTHR11236; AMINOBENZOATE/ANTHRANILATE SYNTHASE; 1.
DR PANTHER; PTHR11236:SF48; ISOCHORISMATE SYNTHASE MENF; 1.
DR Pfam; PF04715; Anth_synt_I_N; 1.
DR Pfam; PF00425; Chorismate_bind; 1.
DR PRINTS; PR00095; ANTSNTHASEI.
DR SUPFAM; SSF56322; ADC synthase; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605,
KW ECO:0000256|RuleBase:RU364045};
KW Aromatic amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023141,
KW ECO:0000256|RuleBase:RU364045};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|RuleBase:RU364045};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|RuleBase:RU364045};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|RuleBase:RU364045};
KW Tryptophan biosynthesis {ECO:0000256|ARBA:ARBA00022822,
KW ECO:0000256|RuleBase:RU364045}.
FT DOMAIN 29..176
FT /note="Anthranilate synthase component I N-terminal"
FT /evidence="ECO:0000259|Pfam:PF04715"
FT DOMAIN 232..485
FT /note="Chorismate-utilising enzyme C-terminal"
FT /evidence="ECO:0000259|Pfam:PF00425"
SQ SEQUENCE 503 AA; 55341 MW; AAF845724B7C1023 CRC64;
MKVQPDTTTF DAAYAAGRPQ VVWTTLVSDL ETPVSAYMKL ADGRPFGFLL ESAERGAGSR
RDRYSVIGFK PDVVWRSRGN RAEINRDALH DRDAFQPLDQ APLEALRTLI NESRIPLPDE
LPPMAAGLFG YMTYDMVRLM ERLPDNNPDE LNIPDAILTR PSIVAIFDSH TDSITLVTPV
WPKAGKDAAT AYANARERLT DALADLERPL PYRREPRTEN GLPLAWTSNT TREEYHAIVE
KAKEYIRAGD IFQVVPSQRI RFPFKPSPLA LYRTLRRLNP SPFLFHCDFG ELTVVGSSPE
ILVRVRDGKV TVRPIAGTRK RGATTAEDEA LAADLLSDPK ELAEHLMLLD LGRNDVGRVA
KVGTVKVTAK MIVELYSHVM HIVSNVEGEL DPKFDALDAL VAGFPAGTVS GAPKVRAMEI
IDELEKARRG VYAGCVGYFG ASGAMDTCIA LRTAVLKDGM MYVQAGGGVV ADSDPEAEYQ
ETVNKSMALI RAAEETLRTT ARG
//