ID Q7N1D8_PHOLL Unreviewed; 436 AA.
AC Q7N1D8;
DT 15-DEC-2003, integrated into UniProtKB/TrEMBL.
DT 15-DEC-2003, sequence version 1.
DT 24-JAN-2024, entry version 104.
DE RecName: Full=Diaminobutyrate--2-oxoglutarate transaminase {ECO:0000256|RuleBase:RU365034};
DE EC=2.6.1.76 {ECO:0000256|RuleBase:RU365034};
DE AltName: Full=DABA aminotransferase {ECO:0000256|RuleBase:RU365034};
GN OrderedLocusNames=plu3538 {ECO:0000313|EMBL:CAE15911.1};
OS Photorhabdus laumondii subsp. laumondii (strain DSM 15139 / CIP 105565 /
OS TT01) (Photorhabdus luminescens subsp. laumondii).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Morganellaceae; Photorhabdus.
OX NCBI_TaxID=243265 {ECO:0000313|EMBL:CAE15911.1, ECO:0000313|Proteomes:UP000002514};
RN [1] {ECO:0000313|Proteomes:UP000002514}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 15139 / CIP 105565 / TT01
RC {ECO:0000313|Proteomes:UP000002514};
RX PubMed=14528314; DOI=10.1038/nbt886;
RA Duchaud E., Rusniok C., Frangeul L., Buchrieser C., Givaudan A.,
RA Taourit S., Bocs S., Boursaux-Eude C., Chandler M., Charles J.-F.,
RA Dassa E., Derose R., Derzelle S., Freyssinet G., Gaudriault S., Medigue C.,
RA Lanois A., Powell K., Siguier P., Vincent R., Wingate V., Zouine M.,
RA Glaser P., Boemare N., Danchin A., Kunst F.;
RT "The genome sequence of the entomopathogenic bacterium Photorhabdus
RT luminescens.";
RL Nat. Biotechnol. 21:1307-1313(2003).
CC -!- FUNCTION: Catalyzes reversively the conversion of L-aspartate beta-
CC semialdehyde (ASA) to L-2,4-diaminobutyrate (DABA) by transamination
CC with L-glutamate. {ECO:0000256|RuleBase:RU365034}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2-oxoglutarate + L-2,4-diaminobutanoate = L-aspartate 4-
CC semialdehyde + L-glutamate; Xref=Rhea:RHEA:11160, ChEBI:CHEBI:16810,
CC ChEBI:CHEBI:29985, ChEBI:CHEBI:58761, ChEBI:CHEBI:537519;
CC EC=2.6.1.76; Evidence={ECO:0000256|RuleBase:RU365034};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000256|ARBA:ARBA00001933,
CC ECO:0000256|RuleBase:RU365034};
CC -!- PATHWAY: Amine and polyamine biosynthesis; ectoine biosynthesis; L-
CC ectoine from L-aspartate 4-semialdehyde: step 1/3.
CC {ECO:0000256|RuleBase:RU365034}.
CC -!- SIMILARITY: Belongs to the class-III pyridoxal-phosphate-dependent
CC aminotransferase family. {ECO:0000256|RuleBase:RU003560}.
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DR EMBL; BX571870; CAE15911.1; -; Genomic_DNA.
DR AlphaFoldDB; Q7N1D8; -.
DR STRING; 243265.plu3538; -.
DR KEGG; plu:plu3538; -.
DR eggNOG; COG0160; Bacteria.
DR HOGENOM; CLU_016922_10_0_6; -.
DR OMA; YESKARS; -.
DR UniPathway; UPA00067; UER00121.
DR Proteomes; UP000002514; Chromosome.
DR GO; GO:0045303; F:diaminobutyrate-2-oxoglutarate transaminase activity; IEA:UniProtKB-EC.
DR GO; GO:0047307; F:diaminobutyrate-pyruvate transaminase activity; IEA:InterPro.
DR GO; GO:0030170; F:pyridoxal phosphate binding; IEA:InterPro.
DR GO; GO:0019491; P:ectoine biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd00610; OAT_like; 1.
DR Gene3D; 3.90.1150.10; Aspartate Aminotransferase, domain 1; 1.
DR Gene3D; 3.40.640.10; Type I PLP-dependent aspartate aminotransferase-like (Major domain); 1.
DR InterPro; IPR005814; Aminotrans_3.
DR InterPro; IPR004637; Dat.
DR InterPro; IPR012773; Ectoine_EctB.
DR InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR NCBIfam; TIGR00709; dat; 1.
DR NCBIfam; TIGR02407; ectoine_ectB; 1.
DR PANTHER; PTHR43552; DIAMINOBUTYRATE--2-OXOGLUTARATE AMINOTRANSFERASE; 1.
DR PANTHER; PTHR43552:SF2; DIAMINOBUTYRATE--2-OXOGLUTARATE TRANSAMINASE; 1.
DR Pfam; PF00202; Aminotran_3; 1.
DR SUPFAM; SSF53383; PLP-dependent transferases; 1.
DR PROSITE; PS00600; AA_TRANSFER_CLASS_3; 1.
PE 3: Inferred from homology;
KW Aminotransferase {ECO:0000256|RuleBase:RU365034};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|RuleBase:RU003560};
KW Reference proteome {ECO:0000313|Proteomes:UP000002514};
KW Transferase {ECO:0000256|RuleBase:RU365034}.
SQ SEQUENCE 436 AA; 48856 MW; BD4AA9089D74A221 CRC64;
MEIDEIFNNY ESKARSYCRR FPVIFRNGIG STLIDIDGKS YIDFLCGAGA LNYGHNNTII
KQQIFKYIQD DGIIMGLDLY SEAKMEFIST FVDKILKPRQ LEYRLQFTSP TGTSVIESAV
KLARKYTKRE NIVCFTNAFH GMTGVSLSLT GSQHHRQPGL YSQITRLPFD GYIDGEFDYI
GYFRKLLTDS SSGVDLPAAV ILETVQGEGG LNVASVEWLR ALRKLTQEFN ILLIVDDIQS
GCGRTGTFFS FERASIKPDL VCLSKSIGGI GLPMSLLLIS PDIDVWKPAE DNGTFRGNNL
AFVASKAMLN EYWGDSSFQK IIEHKAELIR AYLDSLAKEY HEFVLRVKGI GFMQGIEMVD
SSLTQYLVKH CFENGLIVEL CGPNDEVLKL MPALTIDEDT LVKGLRIIEQ ALASLKSRNS
NNCESEFQRV SASSNY
//