ID B0TAI6_HELMI Unreviewed; 355 AA.
AC B0TAI6;
DT 08-APR-2008, integrated into UniProtKB/TrEMBL.
DT 08-APR-2008, sequence version 1.
DT 27-MAR-2024, entry version 94.
DE RecName: Full=Branched-chain-amino-acid aminotransferase {ECO:0000256|RuleBase:RU004517};
DE EC=2.6.1.42 {ECO:0000256|RuleBase:RU004517};
GN Name=ilvE {ECO:0000313|EMBL:ABZ85036.1};
GN ORFNames=HM1_2487 {ECO:0000313|EMBL:ABZ85036.1};
OS Heliobacterium modesticaldum (strain ATCC 51547 / Ice1).
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Heliobacteriaceae;
OC Heliomicrobium.
OX NCBI_TaxID=498761 {ECO:0000313|EMBL:ABZ85036.1, ECO:0000313|Proteomes:UP000008550};
RN [1] {ECO:0000313|EMBL:ABZ85036.1, ECO:0000313|Proteomes:UP000008550}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51547 / Ice1 {ECO:0000313|Proteomes:UP000008550};
RX PubMed=18441057; DOI=10.1128/JB.00299-08;
RA Sattley W.M., Madigan M.T., Swingley W.D., Cheung P.C., Clocksin K.M.,
RA Conrad A.L., Dejesa L.C., Honchak B.M., Jung D.O., Karbach L.E.,
RA Kurdoglu A., Lahiri S., Mastrian S.D., Page L.E., Taylor H.L., Wang Z.T.,
RA Raymond J., Chen M., Blankenship R.E., Touchman J.W.;
RT "The genome of Heliobacterium modesticaldum, a phototrophic representative
RT of the Firmicutes containing the simplest photosynthetic apparatus.";
RL J. Bacteriol. 190:4687-4696(2008).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2-oxoglutarate + L-isoleucine = (S)-3-methyl-2-oxopentanoate +
CC L-glutamate; Xref=Rhea:RHEA:24801, ChEBI:CHEBI:16810,
CC ChEBI:CHEBI:29985, ChEBI:CHEBI:35146, ChEBI:CHEBI:58045; EC=2.6.1.42;
CC Evidence={ECO:0000256|ARBA:ARBA00000627,
CC ECO:0000256|RuleBase:RU004517};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2-oxoglutarate + L-leucine = 4-methyl-2-oxopentanoate + L-
CC glutamate; Xref=Rhea:RHEA:18321, ChEBI:CHEBI:16810,
CC ChEBI:CHEBI:17865, ChEBI:CHEBI:29985, ChEBI:CHEBI:57427; EC=2.6.1.42;
CC Evidence={ECO:0000256|ARBA:ARBA00000995,
CC ECO:0000256|RuleBase:RU004517};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2-oxoglutarate + L-valine = 3-methyl-2-oxobutanoate + L-
CC glutamate; Xref=Rhea:RHEA:24813, ChEBI:CHEBI:11851,
CC ChEBI:CHEBI:16810, ChEBI:CHEBI:29985, ChEBI:CHEBI:57762; EC=2.6.1.42;
CC Evidence={ECO:0000256|ARBA:ARBA00001745,
CC ECO:0000256|RuleBase:RU004517};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000256|ARBA:ARBA00001933,
CC ECO:0000256|RuleBase:RU004516};
CC -!- PATHWAY: Amino-acid biosynthesis; L-isoleucine biosynthesis; L-
CC isoleucine from 2-oxobutanoate: step 4/4.
CC {ECO:0000256|ARBA:ARBA00004824, ECO:0000256|RuleBase:RU004519}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-leucine biosynthesis; L-leucine
CC from 3-methyl-2-oxobutanoate: step 4/4. {ECO:0000256|ARBA:ARBA00005072,
CC ECO:0000256|RuleBase:RU004519}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-valine biosynthesis; L-valine from
CC pyruvate: step 4/4. {ECO:0000256|ARBA:ARBA00004931,
CC ECO:0000256|RuleBase:RU004519}.
CC -!- SIMILARITY: Belongs to the class-IV pyridoxal-phosphate-dependent
CC aminotransferase family. {ECO:0000256|ARBA:ARBA00009320,
CC ECO:0000256|RuleBase:RU004106}.
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DR EMBL; CP000930; ABZ85036.1; -; Genomic_DNA.
DR RefSeq; WP_012283532.1; NC_010337.2.
DR AlphaFoldDB; B0TAI6; -.
DR STRING; 498761.HM1_2487; -.
DR KEGG; hmo:HM1_2487; -.
DR eggNOG; COG0115; Bacteria.
DR HOGENOM; CLU_031922_0_2_9; -.
DR OrthoDB; 9804984at2; -.
DR UniPathway; UPA00047; UER00058.
DR UniPathway; UPA00048; UER00073.
DR UniPathway; UPA00049; UER00062.
DR Proteomes; UP000008550; Chromosome.
DR GO; GO:0052656; F:L-isoleucine transaminase activity; IEA:UniProtKB-EC.
DR GO; GO:0052654; F:L-leucine transaminase activity; IEA:UniProtKB-EC.
DR GO; GO:0050048; F:L-leucine:2-oxoglutarate aminotransferase activity; IEA:RHEA.
DR GO; GO:0052655; F:L-valine transaminase activity; IEA:UniProtKB-EC.
DR GO; GO:0009097; P:isoleucine biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0009098; P:leucine biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0009099; P:valine biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd01557; BCAT_beta_family; 1.
DR Gene3D; 3.30.470.10; -; 1.
DR Gene3D; 3.20.10.10; D-amino Acid Aminotransferase, subunit A, domain 2; 1.
DR InterPro; IPR001544; Aminotrans_IV.
DR InterPro; IPR018300; Aminotrans_IV_CS.
DR InterPro; IPR036038; Aminotransferase-like.
DR InterPro; IPR005786; B_amino_transII.
DR InterPro; IPR043132; BCAT-like_C.
DR InterPro; IPR043131; BCAT-like_N.
DR InterPro; IPR033939; BCAT_family.
DR NCBIfam; TIGR01123; ilvE_II; 1.
DR PANTHER; PTHR11825:SF44; BRANCHED-CHAIN-AMINO-ACID AMINOTRANSFERASE; 1.
DR PANTHER; PTHR11825; SUBGROUP IIII AMINOTRANSFERASE; 1.
DR Pfam; PF01063; Aminotran_4; 1.
DR PIRSF; PIRSF006468; BCAT1; 1.
DR SUPFAM; SSF56752; D-aminoacid aminotransferase-like PLP-dependent enzymes; 1.
DR PROSITE; PS00770; AA_TRANSFER_CLASS_4; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605,
KW ECO:0000256|RuleBase:RU004517};
KW Aminotransferase {ECO:0000256|ARBA:ARBA00022576,
KW ECO:0000256|RuleBase:RU004517};
KW Branched-chain amino acid biosynthesis {ECO:0000256|RuleBase:RU004517};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|RuleBase:RU004516};
KW Reference proteome {ECO:0000313|Proteomes:UP000008550};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU004517}.
FT MOD_RES 196
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR006468-1"
SQ SEQUENCE 355 AA; 39628 MW; 73718DE70A2EFE1C CRC64;
MSMELQINLA QARKEKPAAD KLGFGTIFTD HMFVMDYSVE QGWHNAQIMP YGPLLLEPSI
MVFHYGQAVF EGMKAFRTKD ERVVLFRPER YIRRMSYSIQ KLCIPAFDEA FVVDAIKTLV
DIERDWVYGA EGTALYIRPF IIATDPYLGV RPSNTYKFMV ILSPVGAYYK EGFNPVKIYI
TDEFTRAAKQ GLGDVKTPAN YAASLYAGEQ AKKMGFTQVL WLDPIEKKYI EEVGTMNVFF
KIDGEVVTPA LSGSILSGVT RDSVLQVLKS WGIAVSERAI SVDEIFAAYD EGRLEEVFGT
GTAAVISPVG LLRHGEREIS INGGVTGELS ARLFDAITGM QYGKCSDDFG WIVEV
//