ID A0A0N0NDL7_9ACTN Unreviewed; 432 AA.
AC A0A0N0NDL7;
DT 09-DEC-2015, integrated into UniProtKB/TrEMBL.
DT 09-DEC-2015, sequence version 1.
DT 27-MAR-2024, entry version 24.
DE RecName: Full=Homoserine dehydrogenase {ECO:0000256|ARBA:ARBA00013376};
DE EC=1.1.1.3 {ECO:0000256|ARBA:ARBA00013213};
GN ORFNames=OV320_4078 {ECO:0000313|EMBL:KPI29739.1};
OS Actinobacteria bacterium OV320.
OC Bacteria; Actinomycetota; Actinomycetes.
OX NCBI_TaxID=1592329 {ECO:0000313|EMBL:KPI29739.1, ECO:0000313|Proteomes:UP000037870};
RN [1] {ECO:0000313|EMBL:KPI29739.1, ECO:0000313|Proteomes:UP000037870}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=OV320 {ECO:0000313|EMBL:KPI29739.1,
RC ECO:0000313|Proteomes:UP000037870};
RA Brown S.D., Utturkar S.M., Klingeman D.M., Pelletier D.;
RT "Draft genome sequences for four actinobacteria strains OK006 OK074 OV450
RT and OV320.";
RL Submitted (AUG-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|ARBA:ARBA00000116};
CC -!- PATHWAY: Amino-acid biosynthesis; L-methionine biosynthesis via de novo
CC pathway; L-homoserine from L-aspartate: step 3/3.
CC {ECO:0000256|ARBA:ARBA00005062}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 3/5. {ECO:0000256|ARBA:ARBA00005056}.
CC -!- SIMILARITY: Belongs to the homoserine dehydrogenase family.
CC {ECO:0000256|ARBA:ARBA00006753}.
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:KPI29739.1}.
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DR EMBL; LJCX01000024; KPI29739.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0N0NDL7; -.
DR PATRIC; fig|1592329.3.peg.3309; -.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00465.
DR Proteomes; UP000037870; 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: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; 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.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00023167};
KW Branched-chain amino acid biosynthesis {ECO:0000256|ARBA:ARBA00022624};
KW Isoleucine biosynthesis {ECO:0000256|ARBA:ARBA00022624};
KW Methionine biosynthesis {ECO:0000256|ARBA:ARBA00023167};
KW NADP {ECO:0000256|PIRSR:PIRSR000098-2};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002};
KW Reference proteome {ECO:0000313|Proteomes:UP000037870};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697}.
FT DOMAIN 352..428
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT ACT_SITE 206
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-1"
FT BINDING 11..18
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
FT BINDING 106
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
FT BINDING 191
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
SQ SEQUENCE 432 AA; 44682 MW; D562851ED391C66F CRC64;
MRTRPLKVAL LGCGVVGSEV ARIMTTHADD LAARIGAPVE LAGVAVRRPS RVREGIDPAL
VTTDATALVK RGDIDVVVEV IGGIEPARTL ITTAFEYGAS VVSANKALLA QDGAALHAAA
EEHGEDLYYE ASVAGAIPLI RPLRESLAGD KVNRVLGIVN GTTNFILDKM DSTGAGYQEA
LDEATALGYA EADPTADVEA FDAAAKAAIL AGIAFHTRVR LDDVYREGMT EVTASDFASA
REMGCTIKLL AICERAADGG SVTARVHPAM IPLSHPLASV RGAYNAVFVE SDAAGQLMFY
GPGAGGAPTA SAVLGDLVAV CRNRLSGATG PGESAYAALP VSPMGDVVTR YHISLDVADK
PGVLAQVATV FAEHGVSIDT VRQQGRQDSD GEASLVVVTH RASDASLTGT VEALRKLDTV
RGVASIMRVE GE
//
