ID G0S8X8_CHATD Unreviewed; 366 AA.
AC G0S8X8;
DT 19-OCT-2011, integrated into UniProtKB/TrEMBL.
DT 19-OCT-2011, sequence version 1.
DT 27-MAR-2024, entry version 58.
DE RecName: Full=Homoserine dehydrogenase {ECO:0000256|ARBA:ARBA00013213, ECO:0000256|PIRNR:PIRNR036497};
DE Short=HDH {ECO:0000256|PIRNR:PIRNR036497};
DE EC=1.1.1.3 {ECO:0000256|ARBA:ARBA00013213, ECO:0000256|PIRNR:PIRNR036497};
GN ORFNames=CTHT_0043810 {ECO:0000313|EMBL:EGS19889.1};
OS Chaetomium thermophilum (strain DSM 1495 / CBS 144.50 / IMI 039719)
OS (Thermochaetoides thermophila).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Sordariomycetes;
OC Sordariomycetidae; Sordariales; Chaetomiaceae; Thermochaetoides.
OX NCBI_TaxID=759272 {ECO:0000313|Proteomes:UP000008066};
RN [1] {ECO:0000313|EMBL:EGS19889.1, ECO:0000313|Proteomes:UP000008066}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 1495 / CBS 144.50 / IMI 039719
RC {ECO:0000313|Proteomes:UP000008066};
RX PubMed=21784248; DOI=10.1016/j.cell.2011.06.039;
RA Amlacher S., Sarges P., Flemming D., van Noort V., Kunze R., Devos D.P.,
RA Arumugam M., Bork P., Hurt E.;
RT "Insight into structure and assembly of the nuclear pore complex by
RT utilizing the genome of a eukaryotic thermophile.";
RL Cell 146:277-289(2011).
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|PIRNR:PIRNR036497,
CC 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|ARBA:ARBA00005062, ECO:0000256|RuleBase:RU000579}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 3/5. {ECO:0000256|ARBA:ARBA00005056,
CC ECO:0000256|RuleBase:RU000579}.
CC -!- SIMILARITY: Belongs to the homoserine dehydrogenase family.
CC {ECO:0000256|PIRNR:PIRNR036497, ECO:0000256|RuleBase:RU004171}.
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DR EMBL; GL988043; EGS19889.1; -; Genomic_DNA.
DR RefSeq; XP_006694774.1; XM_006694711.1.
DR AlphaFoldDB; G0S8X8; -.
DR STRING; 759272.G0S8X8; -.
DR GeneID; 18258419; -.
DR KEGG; cthr:CTHT_0043810; -.
DR eggNOG; KOG0455; Eukaryota.
DR HOGENOM; CLU_009116_0_1_1; -.
DR OMA; DWQSAFS; -.
DR OrthoDB; 5487989at2759; -.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00465.
DR Proteomes; UP000008066; Unassembled WGS sequence.
DR GO; GO:0004072; F:aspartate kinase activity; IEA:InterPro.
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; IPR011147; Bifunc_aspartokin/hSer_DH.
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; PTHR43070; -; 1.
DR PANTHER; PTHR43070:SF5; 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|ARBA:ARBA00022605,
KW ECO:0000256|PIRNR:PIRNR036497};
KW Branched-chain amino acid biosynthesis {ECO:0000256|PIRNR:PIRNR036497,
KW ECO:0000256|RuleBase:RU000579};
KW Isoleucine biosynthesis {ECO:0000256|PIRNR:PIRNR036497,
KW ECO:0000256|RuleBase:RU000579};
KW Methionine biosynthesis {ECO:0000256|PIRNR:PIRNR036497,
KW ECO:0000256|RuleBase:RU000579};
KW NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|PIRNR:PIRNR036497};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR036497};
KW Reference proteome {ECO:0000313|Proteomes:UP000008066};
KW Threonine biosynthesis {ECO:0000256|PIRNR:PIRNR036497,
KW ECO:0000256|RuleBase:RU000579}.
FT DOMAIN 13..147
FT /note="Aspartate/homoserine dehydrogenase NAD-binding"
FT /evidence="ECO:0000259|Pfam:PF03447"
FT DOMAIN 155..359
FT /note="Homoserine dehydrogenase catalytic"
FT /evidence="ECO:0000259|Pfam:PF00742"
FT ACT_SITE 228
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-1"
FT BINDING 13..18
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-2"
FT BINDING 96
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-2"
FT BINDING 120
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-2"
FT BINDING 213
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036497-2"
SQ SEQUENCE 366 AA; 39145 MW; 7B8233B07B4DC50B CRC64;
MAATKQVNIA IIGAGGVGKC FISQLTSLAS RRPNPKLALT YIATSKKALY SLDHTPLDLS
SILLTLPSST QSPLPLPQLA EHLVSSGTPT ILVDNTSSQD LANSYPLFLK KGIHIVTPNK
KAFSSSYTLW TDIFSAAAES GAKVYHESSC GAGLPIISTL HDLVDTGDEV TKIEGVFSGT
MSFLFNSFSP VSGASSATWS AEVRRAKELG YTEPDPRDDL NGLDVARKLT ILARIAGLPV
ESPTSFPVQS LIPKELESCS SGDEFLERLP EFDAQMEEVK AEAEREGKVV RFVGSIDVVK
KEVKVGVEKF DRAHPIAQLK GSDNIISFYT KRYGTNPLIV QGAGAGGEVT AMGVTSDLLK
VLREIA
//
