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TRPA_METPB
ID   TRPA_METPB              Reviewed;         278 AA.
AC   B1ZLY7;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   20-MAY-2008, sequence version 1.
DT   25-MAY-2022, entry version 89.
DE   RecName: Full=Tryptophan synthase alpha chain {ECO:0000255|HAMAP-Rule:MF_00131};
DE            EC=4.2.1.20 {ECO:0000255|HAMAP-Rule:MF_00131};
GN   Name=trpA {ECO:0000255|HAMAP-Rule:MF_00131}; OrderedLocusNames=Mpop_4960;
OS   Methylorubrum populi (strain ATCC BAA-705 / NCIMB 13946 / BJ001)
OS   (Methylobacterium populi).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Methylobacteriaceae; Methylorubrum.
OX   NCBI_TaxID=441620;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-705 / NCIMB 13946 / BJ001;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Chertkov O., Brettin T., Detter J.C.,
RA   Han C., Kuske C.R., Schmutz J., Larimer F., Land M., Hauser L.,
RA   Kyrpides N., Mikhailova N., Marx C., Richardson P.;
RT   "Complete sequence of chromosome of Methylobacterium populi BJ001.";
RL   Submitted (APR-2008) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: The alpha subunit is responsible for the aldol cleavage of
CC       indoleglycerol phosphate to indole and glyceraldehyde 3-phosphate.
CC       {ECO:0000255|HAMAP-Rule:MF_00131}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(1S,2R)-1-C-(indol-3-yl)glycerol 3-phosphate + L-serine = D-
CC         glyceraldehyde 3-phosphate + H2O + L-tryptophan;
CC         Xref=Rhea:RHEA:10532, ChEBI:CHEBI:15377, ChEBI:CHEBI:33384,
CC         ChEBI:CHEBI:57912, ChEBI:CHEBI:58866, ChEBI:CHEBI:59776; EC=4.2.1.20;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00131};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-tryptophan biosynthesis; L-
CC       tryptophan from chorismate: step 5/5. {ECO:0000255|HAMAP-
CC       Rule:MF_00131}.
CC   -!- SUBUNIT: Tetramer of two alpha and two beta chains. {ECO:0000255|HAMAP-
CC       Rule:MF_00131}.
CC   -!- SIMILARITY: Belongs to the TrpA family. {ECO:0000255|HAMAP-
CC       Rule:MF_00131}.
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DR   EMBL; CP001029; ACB83056.1; -; Genomic_DNA.
DR   RefSeq; WP_012456654.1; NC_010725.1.
DR   AlphaFoldDB; B1ZLY7; -.
DR   SMR; B1ZLY7; -.
DR   STRING; 441620.Mpop_4960; -.
DR   EnsemblBacteria; ACB83056; ACB83056; Mpop_4960.
DR   KEGG; mpo:Mpop_4960; -.
DR   eggNOG; COG0159; Bacteria.
DR   HOGENOM; CLU_016734_0_0_5; -.
DR   OMA; LVMTYWN; -.
DR   UniPathway; UPA00035; UER00044.
DR   Proteomes; UP000007136; Chromosome.
DR   GO; GO:0004834; F:tryptophan synthase activity; IEA:UniProtKB-UniRule.
DR   CDD; cd04724; Tryptophan_synthase_alpha; 1.
DR   Gene3D; 3.20.20.70; -; 1.
DR   HAMAP; MF_00131; Trp_synth_alpha; 1.
DR   InterPro; IPR013785; Aldolase_TIM.
DR   InterPro; IPR011060; RibuloseP-bd_barrel.
DR   InterPro; IPR002028; Trp_synthase_suA.
DR   PANTHER; PTHR43406; PTHR43406; 1.
DR   Pfam; PF00290; Trp_syntA; 1.
DR   SUPFAM; SSF51366; SSF51366; 1.
DR   TIGRFAMs; TIGR00262; trpA; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Aromatic amino acid biosynthesis; Lyase;
KW   Reference proteome; Tryptophan biosynthesis.
FT   CHAIN           1..278
FT                   /note="Tryptophan synthase alpha chain"
FT                   /id="PRO_1000095729"
FT   ACT_SITE        50
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00131"
FT   ACT_SITE        61
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00131"
SQ   SEQUENCE   278 AA;  28825 MW;  EFE47CAB17BF0693 CRC64;
     MTARIDAAFA RCRAEGRAAL VTYVMAGDPD PETSLKVLEA LPKAGADIVE FGLPFTDPMA
     DGPAIQAAGL RALKAGQDLR GTLALVRRFR EGDDRTPVVL MGYYNPIHTY GVPRFLEDAQ
     AAGIDGLIVV DLPPEEDEEL CLPAREKGLA FIRLATPTTD AARLPAVLAN TAGFVYYVSI
     TGVTGTATPD FGRVSQAVGR IAAQTDLPVV VGFGVRTGAH AAEIARGADG VVVGSALVDA
     LARSLEPGDR AGSGTVEAVA ALVRELSEGV RSTVKTGA
 
 
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