ID A0A6J3QIL2_TURTR Unreviewed; 393 AA.
AC A0A6J3QIL2;
DT 07-OCT-2020, integrated into UniProtKB/TrEMBL.
DT 07-OCT-2020, sequence version 1.
DT 27-MAR-2024, entry version 17.
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_033702260.1};
OS Tursiops truncatus (Atlantic bottle-nosed dolphin) (Delphinus truncatus).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Laurasiatheria; Artiodactyla; Whippomorpha; Cetacea; Odontoceti;
OC Delphinidae; Tursiops.
OX NCBI_TaxID=9739 {ECO:0000313|Proteomes:UP000245320, ECO:0000313|RefSeq:XP_033702260.1};
RN [1] {ECO:0000313|RefSeq:XP_033702260.1}
RP IDENTIFICATION.
RC TISSUE=Spleen {ECO:0000313|RefSeq:XP_033702260.1};
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_033702260.1; XM_033846369.1.
DR AlphaFoldDB; A0A6J3QIL2; -.
DR InParanoid; A0A6J3QIL2; -.
DR OMA; LTEVFAC; -.
DR OrthoDB; 1304at2759; -.
DR Proteomes; UP000245320; Chromosome 19.
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: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:UP000245320};
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; 44545 MW; 7A0A09FB0FE65B98 CRC64;
MAAAALRQIW TRKFLPVPWL LCGLRRYDSS SFKAADLQLE MTQEPHKKPD PSKPLLFGKT
FTDHMLMVEW NREKGWGQPR IQPFQNLTVH PACSALHYSL QLFEGMKAFK GRDQCVRLFR
PWLNMDRMLR SALRLCLPSF DKVELLQCIR RLVEVDKDWV PDSSGTSLYV RPVLIGNEPS
LGVGNPTRAL LFVILCPVGA YFPGDALSPV SLLADPSFIR AWVGGVGDYK LGGNYGPTVF
VQQEALKKGC EQVLWLYGPD HQLTEVGTMN IFIFWTHEDG ALELVTPPLD GVILPGVVRQ
SLLDLARTWG EFRVAERKIT MKEFLQALED GRVREVFGSG TACQVCPVHR ILYQGKHLHI
PTMENGPELI LRFHKELKAI QYGAKAHEWM LPV
//
