ID A0A0B0KK80_9GAMM Unreviewed; 433 AA.
AC A0A0B0KK80;
DT 04-MAR-2015, integrated into UniProtKB/TrEMBL.
DT 04-MAR-2015, sequence version 1.
DT 24-JAN-2024, entry version 31.
DE RecName: Full=Homoserine dehydrogenase {ECO:0000256|ARBA:ARBA00013213, ECO:0000256|RuleBase:RU000579};
DE EC=1.1.1.3 {ECO:0000256|ARBA:ARBA00013213, ECO:0000256|RuleBase:RU000579};
GN ORFNames=PJ15_0252 {ECO:0000313|EMBL:KHF76191.1};
OS Acinetobacter sp. neg1.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC Acinetobacter.
OX NCBI_TaxID=1561068 {ECO:0000313|EMBL:KHF76191.1, ECO:0000313|Proteomes:UP000030886};
RN [1] {ECO:0000313|EMBL:KHF76191.1, ECO:0000313|Proteomes:UP000030886}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=neg1 {ECO:0000313|Proteomes:UP000030886};
RA Chiara M., Horner D.S., Pesole G., Mule' G., Logrieco A., Fanelli F.;
RT "Genome Sequencing of an Acinetobacter spp capable to degrade OTA.";
RL Submitted (NOV-2014) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-homoserine + NAD(+) = H(+) + L-aspartate 4-semialdehyde +
CC NADH; Xref=Rhea:RHEA:15757, ChEBI:CHEBI:15378, ChEBI:CHEBI:57476,
CC ChEBI:CHEBI:57540, ChEBI:CHEBI:57945, ChEBI:CHEBI:537519; EC=1.1.1.3;
CC Evidence={ECO:0000256|ARBA:ARBA00001406};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-homoserine + NADP(+) = H(+) + L-aspartate 4-semialdehyde +
CC NADPH; Xref=Rhea:RHEA:15761, ChEBI:CHEBI:15378, ChEBI:CHEBI:57476,
CC ChEBI:CHEBI:57783, ChEBI:CHEBI:58349, ChEBI:CHEBI:537519; EC=1.1.1.3;
CC Evidence={ECO:0000256|ARBA:ARBA00000116,
CC ECO:0000256|RuleBase:RU000579};
CC -!- PATHWAY: Amino-acid biosynthesis; L-methionine biosynthesis via de novo
CC pathway; L-homoserine from L-aspartate: step 3/3.
CC {ECO:0000256|RuleBase:RU000579}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 3/5. {ECO:0000256|RuleBase:RU000579}.
CC -!- SIMILARITY: Belongs to the homoserine dehydrogenase family.
CC {ECO:0000256|ARBA:ARBA00006753, ECO:0000256|RuleBase:RU004171}.
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:KHF76191.1}.
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DR EMBL; JSZD01000018; KHF76191.1; -; Genomic_DNA.
DR RefSeq; WP_004773963.1; NZ_JSZD01000018.1.
DR AlphaFoldDB; A0A0B0KK80; -.
DR GeneID; 80106106; -.
DR PATRIC; fig|1561068.3.peg.2758; -.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00465.
DR Proteomes; UP000030886; Unassembled WGS sequence.
DR GO; GO:0004412; F:homoserine dehydrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0050661; F:NADP binding; IEA:InterPro.
DR GO; GO:0009097; P:isoleucine biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009086; P:methionine biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009088; P:threonine biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd04881; ACT_HSDH-Hom; 1.
DR Gene3D; 3.30.70.260; -; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR InterPro; IPR045865; ACT-like_dom_sf.
DR InterPro; IPR002912; ACT_dom.
DR InterPro; IPR005106; Asp/hSer_DH_NAD-bd.
DR InterPro; IPR016204; HDH.
DR InterPro; IPR001342; HDH_cat.
DR InterPro; IPR019811; HDH_CS.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR PANTHER; PTHR43331; HOMOSERINE DEHYDROGENASE; 1.
DR PANTHER; PTHR43331:SF1; HOMOSERINE DEHYDROGENASE; 1.
DR Pfam; PF01842; ACT; 1.
DR Pfam; PF00742; Homoserine_dh; 1.
DR Pfam; PF03447; NAD_binding_3; 1.
DR PIRSF; PIRSF000098; Homoser_dehydrog; 1.
DR SUPFAM; SSF55021; ACT-like; 1.
DR SUPFAM; SSF55347; Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR PROSITE; PS51671; ACT; 1.
DR PROSITE; PS01042; HOMOSER_DHGENASE; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|RuleBase:RU000579};
KW Branched-chain amino acid biosynthesis {ECO:0000256|RuleBase:RU000579};
KW Isoleucine biosynthesis {ECO:0000256|RuleBase:RU000579};
KW Methionine biosynthesis {ECO:0000256|RuleBase:RU000579};
KW NADP {ECO:0000256|PIRSR:PIRSR000098-2, ECO:0000256|RuleBase:RU000579};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU000579};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697,
KW ECO:0000256|RuleBase:RU000579}.
FT DOMAIN 353..433
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT ACT_SITE 203
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-1"
FT BINDING 9..16
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
FT BINDING 103
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
FT BINDING 188
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
SQ SEQUENCE 433 AA; 46648 MW; 47245229518DF89E CRC64;
MKPVRLAILG LGTVGGGALK LLQENAAEIK RRTGREIQIT HVGTRRPRPD LQLEGIKQSD
DLMEIVRQPD VDVVVEVMGG IHPAYEVIME AIKHGKQVVT ANKALLAEHG NELFKAAEDN
AVQIAYEAAV AGGIPIIKVI REGLAANHIE WLAGIINGTG NFILTEMREK GRAFEDVLKE
AQELGYAEAD PTFDVEGIDA AHKLTILASC AFGIPLQFNK VYTEGISKIT AQDVKYAEEL
GFRIKHLGIA RRADKGIELR VHPTLIPAEE LIANVNGVKN AVLVQANAVG PTLYYGAGAG
AGPTASAVVA DVIDIVRDIS YTEDGAGTIP QLAFEALTNV PILSREEMTT GYYIRLNAED
QTGVLADVTT ILSRAGISID AIMQQSRLKD LIPIVILTDP IVESKMDEAL AQIQALPAIR
GEIVRIRLES LDS
//