ID D3EKR4_GEOS4 Unreviewed; 428 AA.
AC D3EKR4;
DT 23-MAR-2010, integrated into UniProtKB/TrEMBL.
DT 23-MAR-2010, sequence version 1.
DT 27-MAR-2024, entry version 78.
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 OrderedLocusNames=GYMC10_1550 {ECO:0000313|EMBL:ACX63834.1};
OS Geobacillus sp. (strain Y412MC10).
OC Bacteria; Bacillota; Bacilli; Bacillales; Paenibacillaceae; Paenibacillus.
OX NCBI_TaxID=481743 {ECO:0000313|EMBL:ACX63834.1, ECO:0000313|Proteomes:UP000002381};
RN [1] {ECO:0000313|Proteomes:UP000002381}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Y412MC10 {ECO:0000313|Proteomes:UP000002381};
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Saunders E., Brettin T., Detter J.C.,
RA Han C., Larimer F., Land M., Hauser L., Kyrpides N., Ovchinnikova G.,
RA Brumm P., Mead D.;
RT "Complete sequence of Geobacillus sp. Y412MC10.";
RL Submitted (OCT-2009) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ACX63834.1, ECO:0000313|Proteomes:UP000002381}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Y412MC10 {ECO:0000313|EMBL:ACX63834.1,
RC ECO:0000313|Proteomes:UP000002381};
RX PubMed=23408395; DOI=10.4056/sigs.2605792;
RA Mead D.A., Lucas S., Copeland A., Lapidus A., Cheng J.F., Bruce D.C.,
RA Goodwin L.A., Pitluck S., Chertkov O., Zhang X., Detter J.C., Han C.S.,
RA Tapia R., Land M., Hauser L.J., Chang Y.J., Kyrpides N.C., Ivanova N.N.,
RA Ovchinnikova G., Woyke T., Brumm C., Hochstein R., Schoenfeld T., Brumm P.;
RT "Complete Genome Sequence of Paenibacillus strain Y4.12MC10, a Novel
RT Paenibacillus lautus strain Isolated from Obsidian Hot Spring in
RT Yellowstone National Park.";
RL Stand. Genomic Sci. 6:381-400(2012).
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}.
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DR EMBL; CP001793; ACX63834.1; -; Genomic_DNA.
DR RefSeq; WP_015734027.1; NZ_VEAV01000003.1.
DR AlphaFoldDB; D3EKR4; -.
DR STRING; 481743.GYMC10_1550; -.
DR KEGG; gym:GYMC10_1550; -.
DR HOGENOM; CLU_009116_1_0_9; -.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00465.
DR Proteomes; UP000002381; Chromosome.
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 DOMAIN 350..428
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT ACT_SITE 205
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 105
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
FT BINDING 190
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
SQ SEQUENCE 428 AA; 46700 MW; B0CD790391B19650 CRC64;
MKPVKVGLLG LGTVGTGVVR IVEGHQEDLS SQVGSPITIE RIAVKHLEKY RSVNVDQSKL
TEDPWAVIRD PEIDVIVEVM GGIEQTKTYI LEALERGKHI VTANKDLMAL HGAEILAKAQ
EKQCDVFYEA SVAGGIPIIR TLIEGFSSDR IMKIMGIVNG TTNFILTKMS QEGASYEDVL
AEAQELGYAE ADPTSDVEGL DAARKMAILG TLGFRTNVEL QDVSVKGISQ VTKDDIAYAK
RLGYEMKLLG IAERQDDEFS ISVQPTMVRK GHPIAAVNGV FNAVYVYGEA VGETMFYGAG
AGEMPTATSV VADLVAVIKN LKLGVNGLKA IVPYKPKKLK TDEQIMYKNF ILLHVDDKAG
VLAQITQVFA QYNVSLESVV QQPNEHNPDA EIIIVTHNAS KASMDEVLNH FEGLEVIRRI
KSVYRVEG
//
