ID I0JL95_HALH3 Unreviewed; 300 AA.
AC I0JL95;
DT 13-JUN-2012, integrated into UniProtKB/TrEMBL.
DT 13-JUN-2012, sequence version 1.
DT 27-MAR-2024, entry version 57.
DE RecName: Full=Branched-chain-amino-acid aminotransferase {ECO:0000256|RuleBase:RU364094};
DE Short=BCAT {ECO:0000256|RuleBase:RU364094};
DE EC=2.6.1.42 {ECO:0000256|RuleBase:RU364094};
GN Name=ilvE {ECO:0000256|RuleBase:RU364094};
GN OrderedLocusNames=HBHAL_2569 {ECO:0000313|EMBL:CCG44915.1};
OS Halobacillus halophilus (strain ATCC 35676 / DSM 2266 / JCM 20832 / KCTC
OS 3685 / LMG 17431 / NBRC 102448 / NCIMB 2269) (Sporosarcina halophila).
OC Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Halobacillus.
OX NCBI_TaxID=866895 {ECO:0000313|EMBL:CCG44915.1, ECO:0000313|Proteomes:UP000007397};
RN [1] {ECO:0000313|EMBL:CCG44915.1, ECO:0000313|Proteomes:UP000007397}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 35676 / DSM 2266 / JCM 20832 / KCTC 3685 / LMG 17431 /
RC NBRC 102448 / NCIMB 2269 {ECO:0000313|Proteomes:UP000007397};
RX PubMed=22583374; DOI=10.1111/j.1462-2920.2012.02770.x;
RA Saum S.H., Pfeiffer F., Palm P., Rampp M., Schuster S.C., Muller V.,
RA Oesterhelt D.;
RT "Chloride and organic osmolytes: a hybrid strategy to cope with elevated
RT salinities by the moderately halophilic, chloride-dependent bacterium
RT Halobacillus halophilus.";
RL Environ. Microbiol. 15:1619-1633(2013).
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:RU364094};
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:RU364094};
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:RU364094};
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}.
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DR EMBL; HE717023; CCG44915.1; -; Genomic_DNA.
DR RefSeq; WP_014642810.1; NC_017668.1.
DR AlphaFoldDB; I0JL95; -.
DR STRING; 866895.HBHAL_2569; -.
DR KEGG; hhd:HBHAL_2569; -.
DR PATRIC; fig|866895.3.peg.1585; -.
DR eggNOG; COG0115; Bacteria.
DR HOGENOM; CLU_020844_3_0_9; -.
DR UniPathway; UPA00047; UER00058.
DR UniPathway; UPA00048; UER00073.
DR UniPathway; UPA00049; UER00062.
DR Proteomes; UP000007397; 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; cd01558; D-AAT_like; 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; IPR043132; BCAT-like_C.
DR InterPro; IPR043131; BCAT-like_N.
DR NCBIfam; TIGR01122; ilvE_I; 1.
DR PANTHER; PTHR42743; AMINO-ACID AMINOTRANSFERASE; 1.
DR PANTHER; PTHR42743:SF20; BRANCHED-CHAIN-AMINO-ACID AMINOTRANSFERASE-LIKE PROTEIN 2; 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:RU364094};
KW Aminotransferase {ECO:0000256|RuleBase:RU364094,
KW ECO:0000313|EMBL:CCG44915.1};
KW Branched-chain amino acid biosynthesis {ECO:0000256|RuleBase:RU364094};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|RuleBase:RU004516};
KW Reference proteome {ECO:0000313|Proteomes:UP000007397};
KW Transferase {ECO:0000256|RuleBase:RU364094, ECO:0000313|EMBL:CCG44915.1}.
SQ SEQUENCE 300 AA; 33620 MW; 3EF3CF15C7F42EEF CRC64;
MSSQWIYLSG EFVNKNEAVV SVYDHGFLYG DGVFEGIRVY EGNIFKLDEH LNRLYDSAKS
IMLQMPYEKE EMKEIIAETV RKNELETAYI RVVVSRGMGN LGLDPSSCSN PRVVVIAEAL
ALFPKELYER GVRLASVSSR RNRPDVLPPQ VKSLNYLNNI LVKMEANQAG VDEALMMNDQ
GYVTEGSADN IFIVKNSTIY TPPTYLGALE GITRNAIIDL AKEKGYEMKE QPFTRHDVYV
ADEVFLTGTA AEVIAVVEVD QRPVGDGKPG VITNHLLSEF RKITTTDGYK VYNKDKVQVS
//
