ID A0A0F0LJQ8_9MICO Unreviewed; 351 AA.
AC A0A0F0LJQ8;
DT 24-JUN-2015, integrated into UniProtKB/TrEMBL.
DT 24-JUN-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 Name=hom_1 {ECO:0000313|EMBL:KJL33368.1};
GN ORFNames=RS83_00129 {ECO:0000313|EMBL:KJL33368.1};
OS Microbacterium oxydans.
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Microbacteriaceae;
OC Microbacterium.
OX NCBI_TaxID=82380 {ECO:0000313|EMBL:KJL33368.1, ECO:0000313|Proteomes:UP000033640};
RN [1] {ECO:0000313|EMBL:KJL33368.1, ECO:0000313|Proteomes:UP000033640}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BEL4b {ECO:0000313|EMBL:KJL33368.1,
RC ECO:0000313|Proteomes:UP000033640};
RA Corretto E.;
RT "Draft genome sequences of ten Microbacterium spp. with emphasis on heavy
RT metal contaminated environments.";
RL Submitted (FEB-2015) 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:KJL33368.1}.
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DR EMBL; JYIW01000011; KJL33368.1; -; Genomic_DNA.
DR RefSeq; WP_045277574.1; NZ_JYIW01000011.1.
DR AlphaFoldDB; A0A0F0LJQ8; -.
DR PATRIC; fig|82380.11.peg.132; -.
DR OrthoDB; 9808167at2; -.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00465.
DR Proteomes; UP000033640; Unassembled WGS sequence.
DR GO; GO:0004412; F:homoserine dehydrogenase activity; IEA:UniProtKB-EC.
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; 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 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 159..337
FT /note="Homoserine dehydrogenase catalytic"
FT /evidence="ECO:0000259|Pfam:PF00742"
FT ACT_SITE 226
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-1"
FT BINDING 127
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-2"
FT BINDING 211
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-2"
SQ SEQUENCE 351 AA; 36031 MW; 06C3B5AFAC3C8214 CRC64;
MTHHDLALIG FGGVNRALAE IIRDRGETLA DDLGFTLRVV AITDLRLGSL MQSEGIDLHA
ALAMTGADTF AGLPGGDAEP RNHHVIRNTT ADVISEATFT NPIDGEPAIS HVRAALESGK
SVTTTNKGPV ALAGAALNRL AEENGASFEY EGSVMSGTPV LRLAGETLKG LRITRIQGIL
NGTSNFVLGQ MEAGKSLDDA VAEAQALGYA EADPTADIEG SDVQLKVVIL ANELLDAELT
TADVPRTGIS GITATDVIAA AAAGEHWKLI GTVERDESGA VTASVQPLSL SADHPLAGIS
GATNAVAFTT DLLGTVTISG PGAGRIETAY ALLSDIIAID AHQQSFAGAL R
//
