ID C6X6A3_FLAB3 Unreviewed; 261 AA.
AC C6X6A3;
DT 22-SEP-2009, integrated into UniProtKB/TrEMBL.
DT 22-SEP-2009, sequence version 1.
DT 24-JAN-2024, entry version 74.
DE RecName: Full=Indole-3-glycerol phosphate synthase {ECO:0000256|HAMAP-Rule:MF_00134};
DE Short=IGPS {ECO:0000256|HAMAP-Rule:MF_00134};
DE EC=4.1.1.48 {ECO:0000256|HAMAP-Rule:MF_00134};
GN Name=trpC {ECO:0000256|HAMAP-Rule:MF_00134};
GN OrderedLocusNames=FIC_01494 {ECO:0000313|EMBL:ACU07941.1};
OS Flavobacteriaceae bacterium (strain 3519-10).
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae.
OX NCBI_TaxID=531844 {ECO:0000313|EMBL:ACU07941.1, ECO:0000313|Proteomes:UP000001512};
RN [1] {ECO:0000313|EMBL:ACU07941.1, ECO:0000313|Proteomes:UP000001512}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=3519-10 {ECO:0000313|EMBL:ACU07941.1,
RC ECO:0000313|Proteomes:UP000001512};
RX PubMed=18622572; DOI=10.1007/s00792-008-0178-2;
RA Raymond J.A., Christner B.C., Schuster S.C.;
RT "A bacterial ice-binding protein from the Vostok ice core.";
RL Extremophiles 12:713-717(2008).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=1-(2-carboxyphenylamino)-1-deoxy-D-ribulose 5-phosphate + H(+)
CC = (1S,2R)-1-C-(indol-3-yl)glycerol 3-phosphate + CO2 + H2O;
CC Xref=Rhea:RHEA:23476, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:16526, ChEBI:CHEBI:58613, ChEBI:CHEBI:58866; EC=4.1.1.48;
CC Evidence={ECO:0000256|ARBA:ARBA00001633, ECO:0000256|HAMAP-
CC Rule:MF_00134};
CC -!- PATHWAY: Amino-acid biosynthesis; L-tryptophan biosynthesis; L-
CC tryptophan from chorismate: step 4/5. {ECO:0000256|ARBA:ARBA00004696,
CC ECO:0000256|HAMAP-Rule:MF_00134}.
CC -!- SIMILARITY: Belongs to the TrpC family. {ECO:0000256|HAMAP-
CC Rule:MF_00134}.
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DR EMBL; CP001673; ACU07941.1; -; Genomic_DNA.
DR AlphaFoldDB; C6X6A3; -.
DR STRING; 531844.FIC_01494; -.
DR KEGG; fba:FIC_01494; -.
DR eggNOG; COG0134; Bacteria.
DR HOGENOM; CLU_034247_2_0_10; -.
DR OMA; RGPHDLI; -.
DR OrthoDB; 9804217at2; -.
DR UniPathway; UPA00035; UER00043.
DR Proteomes; UP000001512; Chromosome.
DR GO; GO:0004425; F:indole-3-glycerol-phosphate synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000162; P:tryptophan biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd00331; IGPS; 1.
DR Gene3D; 3.20.20.70; Aldolase class I; 1.
DR HAMAP; MF_00134_B; IGPS_B; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR045186; Indole-3-glycerol_P_synth.
DR InterPro; IPR013798; Indole-3-glycerol_P_synth_dom.
DR InterPro; IPR011060; RibuloseP-bd_barrel.
DR PANTHER; PTHR22854:SF2; INDOLE-3-GLYCEROL-PHOSPHATE SYNTHASE; 1.
DR PANTHER; PTHR22854; TRYPTOPHAN BIOSYNTHESIS PROTEIN; 1.
DR Pfam; PF00218; IGPS; 1.
DR SUPFAM; SSF51366; Ribulose-phoshate binding barrel; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_00134};
KW Aromatic amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023141,
KW ECO:0000256|HAMAP-Rule:MF_00134};
KW Decarboxylase {ECO:0000256|ARBA:ARBA00022793, ECO:0000256|HAMAP-
KW Rule:MF_00134};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_00134};
KW Reference proteome {ECO:0000313|Proteomes:UP000001512};
KW Tryptophan biosynthesis {ECO:0000256|ARBA:ARBA00022822, ECO:0000256|HAMAP-
KW Rule:MF_00134}.
FT DOMAIN 4..252
FT /note="Indole-3-glycerol phosphate synthase"
FT /evidence="ECO:0000259|Pfam:PF00218"
SQ SEQUENCE 261 AA; 29246 MW; 14845941EB38F22A CRC64;
MTILDQIIKR KKEEIAAAMA SVSVSELKDA AFFSRKTLSL KETLTAKSGI ITEFKRQSPS
KGIINNKADI AQVAHSYEKF GASGISVLTD RDFFGGEMRD IINIREQINI PILRKDFMID
EYQFYEAKSM GADVILLIAA CLSVQQVEEF TALSHQLGLE VLLEIHIEDE LSHFNNNIDL
VGINNRNLKD FKVDLQHSVN LRNLLPKGSL AVAESGISGP EDFEFLKQKG FDGFLMGEYF
MKNENPGAAF QEFIAKIHPN N
//