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Database: UniProt
Entry: A0A142M3M6_AMIAI
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ID   A0A142M3M6_AMIAI        Unreviewed;       349 AA.
AC   A0A142M3M6;
DT   08-JUN-2016, integrated into UniProtKB/TrEMBL.
DT   08-JUN-2016, sequence version 1.
DT   24-JAN-2024, entry version 30.
DE   RecName: Full=L-threonine aldolase {ECO:0000256|PIRNR:PIRNR038940};
DE            EC=4.1.2.48 {ECO:0000256|PIRNR:PIRNR038940};
GN   ORFNames=FHS67_006069 {ECO:0000313|EMBL:MBB3709714.1};
OS   Aminobacter aminovorans (Chelatobacter heintzii).
OC   Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC   Phyllobacteriaceae; Aminobacter.
OX   NCBI_TaxID=83263 {ECO:0000313|EMBL:MBB3709714.1, ECO:0000313|Proteomes:UP000577697};
RN   [1] {ECO:0000313|EMBL:MBB3709714.1, ECO:0000313|Proteomes:UP000577697}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 10368 {ECO:0000313|EMBL:MBB3709714.1,
RC   ECO:0000313|Proteomes:UP000577697};
RA   Goeker M.;
RT   "Genomic Encyclopedia of Type Strains, Phase IV (KMG-IV): sequencing the
RT   most valuable type-strain genomes for metagenomic binning, comparative
RT   biology and taxonomic classification.";
RL   Submitted (AUG-2020) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the cleavage of L-allo-threonine and L-threonine to
CC       glycine and acetaldehyde. {ECO:0000256|PIRNR:PIRNR038940}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=L-allo-threonine = acetaldehyde + glycine;
CC         Xref=Rhea:RHEA:26209, ChEBI:CHEBI:15343, ChEBI:CHEBI:57305,
CC         ChEBI:CHEBI:58585; EC=4.1.2.48;
CC         Evidence={ECO:0000256|PIRNR:PIRNR038940};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=L-threonine = acetaldehyde + glycine; Xref=Rhea:RHEA:19625,
CC         ChEBI:CHEBI:15343, ChEBI:CHEBI:57305, ChEBI:CHEBI:57926; EC=4.1.2.48;
CC         Evidence={ECO:0000256|PIRNR:PIRNR038940};
CC   -!- COFACTOR:
CC       Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC         Evidence={ECO:0000256|ARBA:ARBA00001933,
CC         ECO:0000256|PIRNR:PIRNR038940};
CC   -!- SUBUNIT: Homotetramer. {ECO:0000256|ARBA:ARBA00011881}.
CC   -!- SIMILARITY: Belongs to the threonine aldolase family.
CC       {ECO:0000256|ARBA:ARBA00006966, ECO:0000256|PIRNR:PIRNR038940}.
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:MBB3709714.1}.
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DR   EMBL; JACICB010000033; MBB3709714.1; -; Genomic_DNA.
DR   RefSeq; WP_067958338.1; NZ_JACICB010000033.1.
DR   AlphaFoldDB; A0A142M3M6; -.
DR   STRING; 83263.AA2016_2016; -.
DR   OrthoDB; 9774495at2; -.
DR   Proteomes; UP000577697; Unassembled WGS sequence.
DR   GO; GO:0004793; F:threonine aldolase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006567; P:threonine catabolic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.90.1150.10; Aspartate Aminotransferase, domain 1; 1.
DR   Gene3D; 3.40.640.10; Type I PLP-dependent aspartate aminotransferase-like (Major domain); 1.
DR   InterPro; IPR001597; ArAA_b-elim_lyase/Thr_aldolase.
DR   InterPro; IPR026273; Low_specificity_L-TA_bact.
DR   InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR   InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR   InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR   PANTHER; PTHR48097; L-THREONINE ALDOLASE-RELATED; 1.
DR   PANTHER; PTHR48097:SF5; LOW SPECIFICITY L-THREONINE ALDOLASE; 1.
DR   Pfam; PF01212; Beta_elim_lyase; 1.
DR   PIRSF; PIRSF038940; Low_specificity_LTA; 1.
DR   SUPFAM; SSF53383; PLP-dependent transferases; 1.
PE   3: Inferred from homology;
KW   Lyase {ECO:0000256|PIRNR:PIRNR038940, ECO:0000313|EMBL:MBB3709714.1};
KW   Pyridoxal phosphate {ECO:0000256|PIRNR:PIRNR038940}.
FT   DOMAIN          3..293
FT                   /note="Aromatic amino acid beta-eliminating lyase/threonine
FT                   aldolase"
FT                   /evidence="ECO:0000259|Pfam:PF01212"
SQ   SEQUENCE   349 AA;  37902 MW;  6616E60A6018CCBE CRC64;
     MFFASDNWAG AHPKISERLH ASAAGFSRAY GDGELDKAVY ARFSEVFERE VAVFFVATGT
     AANSLSLAAY GKPGGISFAH REAHILEDEC GAPEYFSHGS RLYPVDGTLG RMDIGNLERA
     IGRYASENVH GGRPAAISIT QATEVGTIYR LDHIAAVSAV ARKHAVPLHM DGARFANALV
     SLDVSPAEMT WKRGVDIISF GGTKNGCWCA EAIVMFDLDR AREMAFLRKR SAQLFSKARF
     ISAQFDAYFD GGLWLETARH ANAMSASLAQ AFESSAVARL GWQPEANEVF AIIRKDVAEK
     AQAAGAAFYT WPTPTSLAGQ ISDDEALYRF VTSFATTSDD IGRFSELLR
//
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