ID A4CUH1_SYNPV Unreviewed; 305 AA.
AC A4CUH1;
DT 03-APR-2007, integrated into UniProtKB/TrEMBL.
DT 03-APR-2007, sequence version 1.
DT 27-MAR-2024, entry version 82.
DE RecName: Full=Branched-chain-amino-acid aminotransferase {ECO:0000256|RuleBase:RU004517};
DE Short=BCAT {ECO:0000256|RuleBase:RU364094};
DE EC=2.6.1.42 {ECO:0000256|RuleBase:RU004517};
GN Name=ilvE {ECO:0000256|RuleBase:RU364094};
GN ORFNames=WH7805_02587 {ECO:0000313|EMBL:EAR18686.1};
OS Synechococcus sp. (strain WH7805).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Synechococcales; Synechococcaceae;
OC Synechococcus.
OX NCBI_TaxID=59931 {ECO:0000313|EMBL:EAR18686.1, ECO:0000313|Proteomes:UP000001224};
RN [1] {ECO:0000313|EMBL:EAR18686.1, ECO:0000313|Proteomes:UP000001224}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=WH7805 {ECO:0000313|Proteomes:UP000001224};
RA Scanlan D., Ostrowski M., Mazard S., Wilkinson N., Partensky F.,
RA Dufresne A., Garczarek L., Hess W., Gierga G., Voss B., Axmann I., Post A.,
RA Ferriera S., Johnson J., Kravitz S., Halpern A., Remington K., Beeson K.,
RA Tran B., Rogers Y.-H., Friedman R., Venter J.C.;
RL Submitted (FEB-2006) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Acts on leucine, isoleucine and valine.
CC {ECO:0000256|ARBA:ARBA00003109, ECO:0000256|RuleBase:RU364094}.
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:RU364094}.
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:RU364094}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-valine biosynthesis; L-valine from
CC pyruvate: step 4/4. {ECO:0000256|ARBA:ARBA00004931,
CC ECO:0000256|RuleBase:RU364094}.
CC -!- SIMILARITY: Belongs to the class-IV pyridoxal-phosphate-dependent
CC aminotransferase family. {ECO:0000256|ARBA:ARBA00009320,
CC ECO:0000256|RuleBase:RU004106}.
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:EAR18686.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AAOK01000003; EAR18686.1; -; Genomic_DNA.
DR RefSeq; WP_006041333.1; NZ_CH724168.1.
DR AlphaFoldDB; A4CUH1; -.
DR STRING; 59931.WH7805_02587; -.
DR eggNOG; COG0115; Bacteria.
DR HOGENOM; CLU_020844_3_1_3; -.
DR OrthoDB; 9805628at2; -.
DR PhylomeDB; A4CUH1; -.
DR UniPathway; UPA00047; UER00058.
DR UniPathway; UPA00048; UER00073.
DR UniPathway; UPA00049; UER00062.
DR Proteomes; UP000001224; Unassembled WGS sequence.
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; IPR005785; B_amino_transI.
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; TIGR01122; ilvE_I; 1.
DR PANTHER; PTHR42825; AMINO ACID AMINOTRANSFERASE; 1.
DR PANTHER; PTHR42825:SF2; BRANCHED-CHAIN-AMINO-ACID AMINOTRANSFERASE 3, CHLOROPLASTIC-RELATED; 1.
DR Pfam; PF01063; Aminotran_4; 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|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 Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU004517}.
SQ SEQUENCE 305 AA; 33850 MW; 2A01C7DF8BFA7E86 CRC64;
MHQFLPYAWF QGRCVPFEEA KVSVATHALH YGTGAFGGMR AIPDPSKPGG MLLFRPERHA
RRLSQSARLL LADLSEATVM DALVTMLRAN RPATPIYLRP FVYTSDLGIA PRLHDIETDF
LIYGLELGDY LSPEGVSCRI SSWTRQEDRS LPLRGKISGA YITSSLAKTE AVSSGFDEAL
LMNTRGKVSE ASGMNLFIVR DGDLITPGVD QDILEGITRA SVIELAKSMG LNVIERPVDK
TELFIADEVF LTGTAAKITP IRQLESTVLS NQRPVMDALR QRLIAITEGR DEEFRHWVTR
IELDS
//
