ID A0A1S3AJ76_ERIEU Unreviewed; 393 AA.
AC A0A1S3AJ76;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 27-MAR-2024, entry version 29.
DE RecName: Full=Branched-chain-amino-acid aminotransferase {ECO:0000256|RuleBase:RU004517};
DE EC=2.6.1.42 {ECO:0000256|RuleBase:RU004517};
GN Name=BCAT2 {ECO:0000313|RefSeq:XP_007536049.1};
OS Erinaceus europaeus (Western European hedgehog).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Laurasiatheria; Eulipotyphla; Erinaceidae; Erinaceinae;
OC Erinaceus.
OX NCBI_TaxID=9365 {ECO:0000313|Proteomes:UP000079721, ECO:0000313|RefSeq:XP_007536049.1};
RN [1] {ECO:0000313|RefSeq:XP_007536049.1}
RP IDENTIFICATION.
RG RefSeq;
RL Submitted (NOV-2023) to UniProtKB.
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 -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738}.
CC -!- SUBCELLULAR LOCATION: Mitochondrion {ECO:0000256|ARBA:ARBA00004173}.
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 RefSeq; XP_007536049.1; XM_007535987.2.
DR AlphaFoldDB; A0A1S3AJ76; -.
DR GeneID; 103125209; -.
DR CTD; 587; -.
DR eggNOG; KOG0975; Eukaryota.
DR OrthoDB; 1304at2759; -.
DR Proteomes; UP000079721; Unplaced.
DR GO; GO:0005739; C:mitochondrion; IEA:UniProtKB-SubCell.
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:0008652; P:amino acid biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009082; P:branched-chain amino acid biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0006629; P:lipid metabolic process; IEA:UniProtKB-KW.
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:SF39; BRANCHED-CHAIN-AMINO-ACID AMINOTRANSFERASE, MITOCHONDRIAL; 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 Acetylation {ECO:0000256|ARBA:ARBA00022990};
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|ARBA:ARBA00023304,
KW ECO:0000256|RuleBase:RU004517};
KW Lipid metabolism {ECO:0000256|ARBA:ARBA00023098};
KW Mitochondrion {ECO:0000256|ARBA:ARBA00023128};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|RuleBase:RU004516};
KW Reference proteome {ECO:0000313|Proteomes:UP000079721};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU004517};
KW Transit peptide {ECO:0000256|ARBA:ARBA00022946}.
FT MOD_RES 230
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR006468-1"
SQ SEQUENCE 393 AA; 44229 MW; CAED4A1621AAFE49 CRC64;
MAAAALGQIW ARKLLPVPWL RCVPQRYASS SFKAADLQLE LTKEPRRKPS PTEPLVFGKT
FTDHMLMVEW SSEKGWGPPR IQPFQNLTLH PACSALHYSL QLFEGMKAYK GGDQQVRLFR
PWLNMERMLR SARRLCLPSF DKAELLECIR RLVEVDKDWV PGSAGTSLYV RPVLIGNEAS
LGVTQSSRAL LYVILCPVGS YFQGDAVSPV SLLADPTFIR AWVGGVGDCK LGGNYGPTVF
VQQEAKNKGC EQVLWLYGPD QQLTEVGTMN IFIYWTHEDG VLELVTPPLD GVILPGVVRQ
SLLDLAQAWG EFRVVERKIR MPELMRALAE GRVREVFGSG TACQVCPVNQ ILYQGQKLDI
PTMENGPELI LRFYKELKAI QYGTKTHDWM FQV
//
