ID A0A0D6MU51_ACEAC Unreviewed; 440 AA.
AC A0A0D6MU51; A0A7G1M2N5;
DT 27-MAY-2015, integrated into UniProtKB/TrEMBL.
DT 27-MAY-2015, sequence version 1.
DT 24-JAN-2024, entry version 32.
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=Abac_014_150 {ECO:0000313|EMBL:GAN57224.1};
OS Acetobacter aceti NBRC 14818.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodospirillales;
OC Acetobacteraceae; Acetobacter; Acetobacter subgen. Acetobacter.
OX NCBI_TaxID=887700 {ECO:0000313|EMBL:GAN57224.1, ECO:0000313|Proteomes:UP000032677};
RN [1] {ECO:0000313|EMBL:GAN57224.1, ECO:0000313|Proteomes:UP000032677}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NBRC 14818 {ECO:0000313|EMBL:GAN57224.1,
RC ECO:0000313|Proteomes:UP000032677};
RA Azuma Y., Higashiura N., Hirakawa H., Matsushita K.;
RT "Whole genome sequence of Acetobacter aceti NBRC 14818.";
RL Submitted (NOV-2012) 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|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:GAN57224.1}.
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; BAMU01000014; GAN57224.1; -; Genomic_DNA.
DR RefSeq; WP_010667224.1; NZ_SLZP01000006.1.
DR AlphaFoldDB; A0A0D6MU51; -.
DR OrthoDB; 9808167at2; -.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00465.
DR Proteomes; UP000032677; 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|RuleBase:RU000579}.
FT ACT_SITE 216
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-1"
FT BINDING 19..26
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
FT BINDING 116
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
FT BINDING 201
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
SQ SEQUENCE 440 AA; 45720 MW; 828E3D7837B6BE6F CRC64;
MSSSKGDVAS KTPLRLGVAG LGTVGAGLAI LLRDNADIIT KRAGRPIEIT AVAARDKTRD
RGIDLSALTW HSNAVDLASD PNVDVVVELI GGSEGTARSL VEAALKAGKA VVTANKALLA
VHGDSLARLS AANNAPLLFE AAVAGGIPAI KTVREGLAAD RLLSIGGILN GTCNYILTAM
RETGRDFSDV LAEAQELGYA EADPSTDVDG IDAAHKLTIL ASLAFGQPVE FDSVHVEGIR
CIGALDLTFA RTLGYRIKLL GLARQSERGV EARVAPCLVP EATPIAQVDG VFNAVIAEGT
FVGRLMVEGR GAGAGPTASA VAADIIDIAR GNTVPVWGTD VTTLKATQSR PASEWHGAFY
LRLSVADRAG VIADITAILR DCGVSLSSMI QHPSAKQEQN VPLVLVTHPT DESAMQAARQ
RIAALDVVSA EPVLIRIENF
//
