ID R7ZID6_LYSSH Unreviewed; 328 AA.
AC R7ZID6;
DT 24-JUL-2013, integrated into UniProtKB/TrEMBL.
DT 24-JUL-2013, sequence version 1.
DT 24-JAN-2024, entry version 40.
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=H131_04019 {ECO:0000313|EMBL:EON73799.1};
OS Lysinibacillus sphaericus OT4b.31.
OC Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Lysinibacillus.
OX NCBI_TaxID=1285586 {ECO:0000313|EMBL:EON73799.1, ECO:0000313|Proteomes:UP000013911};
RN [1] {ECO:0000313|EMBL:EON73799.1, ECO:0000313|Proteomes:UP000013911}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=OT4b.31 {ECO:0000313|EMBL:EON73799.1,
RC ECO:0000313|Proteomes:UP000013911};
RA Pena-Montenegro T.D., Dussan J.;
RT "Draft genome of the heavy metal tolerant bacterium Lysinibacillus
RT sphaericus strain OT4b.31.";
RL Submitted (APR-2013) 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:EON73799.1}.
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DR EMBL; AQPX01000008; EON73799.1; -; Genomic_DNA.
DR RefSeq; WP_010857768.1; NZ_KB933398.1.
DR AlphaFoldDB; R7ZID6; -.
DR PATRIC; fig|1285586.5.peg.813; -.
DR eggNOG; COG0460; Bacteria.
DR HOGENOM; CLU_009116_1_2_9; -.
DR OrthoDB; 9808167at2; -.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00465.
DR Proteomes; UP000013911; 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 Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR InterPro; IPR005106; Asp/hSer_DH_NAD-bd.
DR InterPro; IPR001342; HDH_cat.
DR InterPro; IPR019811; HDH_CS.
DR InterPro; IPR022697; HDH_short.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR PANTHER; PTHR43331; HOMOSERINE DEHYDROGENASE; 1.
DR PANTHER; PTHR43331:SF1; HOMOSERINE DEHYDROGENASE; 1.
DR Pfam; PF00742; Homoserine_dh; 1.
DR Pfam; PF03447; NAD_binding_3; 1.
DR PIRSF; PIRSF036497; HDH_short; 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; 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:PIRSR036497-2, ECO:0000256|RuleBase:RU000579};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU000579};
KW Threonine biosynthesis {ECO:0000256|RuleBase:RU000579}.
FT DOMAIN 10..125
FT /note="Aspartate/homoserine dehydrogenase NAD-binding"
FT /evidence="ECO:0000259|Pfam:PF03447"
FT DOMAIN 136..313
FT /note="Homoserine dehydrogenase catalytic"
FT /evidence="ECO:0000259|Pfam:PF00742"
FT ACT_SITE 204
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-1"
FT BINDING 10..15
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-2"
FT BINDING 104
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-2"
FT BINDING 189
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-2"
SQ SEQUENCE 328 AA; 35586 MW; E79300EA872A9803 CRC64;
MATIKAAILG FGTVGQGIYH ILNEKRVELK NKLGIELEVA KILVTDASRE RVPGTAHLMT
TSMDEVLAES GMQVVFEAIV NEEPAFGYLK RAVEHKCHVI TANKVMFAKR GLELQELAKA
NGVFVGFEAT TAGGVPVIKT MKNILLVNDV NRIQGILNGT CNYILTKMRA EGWSFDTALI
EAQKLGYAEA DPYNDVSGQD AFKKLMILSA LAFGEQPDWA NVEVIGIDSI SAQQVKEAYE
KGLRYRHVAE VEKLVDGSVV AKVGPQLVDK EHPLYPVDDV NNAVALDTNY IGTLTLVGPG
AGMYPTASVM VEDYAEIIGK RAGFVVTI
//