ID B7FWT4_PHATC Unreviewed; 456 AA.
AC B7FWT4;
DT 10-FEB-2009, integrated into UniProtKB/TrEMBL.
DT 10-FEB-2009, sequence version 1.
DT 24-JAN-2024, entry version 66.
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};
DE Flags: Fragment;
GN ORFNames=PHATRDRAFT_26813 {ECO:0000313|EMBL:EEC49258.1};
OS Phaeodactylum tricornutum (strain CCAP 1055/1).
OC Eukaryota; Sar; Stramenopiles; Ochrophyta; Bacillariophyta;
OC Bacillariophyceae; Bacillariophycidae; Naviculales; Phaeodactylaceae;
OC Phaeodactylum.
OX NCBI_TaxID=556484 {ECO:0000313|EMBL:EEC49258.1, ECO:0000313|Proteomes:UP000000759};
RN [1] {ECO:0000313|EMBL:EEC49258.1, ECO:0000313|Proteomes:UP000000759}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CCAP 1055/1 {ECO:0000313|EMBL:EEC49258.1,
RC ECO:0000313|Proteomes:UP000000759};
RX PubMed=18923393; DOI=10.1038/nature07410;
RA Bowler C., Allen A.E., Badger J.H., Grimwood J., Jabbari K., Kuo A.,
RA Maheswari U., Martens C., Maumus F., Otillar R.P., Rayko E., Salamov A.,
RA Vandepoele K., Beszteri B., Gruber A., Heijde M., Katinka M., Mock T.,
RA Valentin K., Verret F., Berges J.A., Brownlee C., Cadoret J.P.,
RA Chiovitti A., Choi C.J., Coesel S., De Martino A., Detter J.C., Durkin C.,
RA Falciatore A., Fournet J., Haruta M., Huysman M.J., Jenkins B.D.,
RA Jiroutova K., Jorgensen R.E., Joubert Y., Kaplan A., Kroger N., Kroth P.G.,
RA La Roche J., Lindquist E., Lommer M., Martin-Jezequel V., Lopez P.J.,
RA Lucas S., Mangogna M., McGinnis K., Medlin L.K., Montsant A.,
RA Oudot-Le Secq M.P., Napoli C., Obornik M., Parker M.S., Petit J.L.,
RA Porcel B.M., Poulsen N., Robison M., Rychlewski L., Rynearson T.A.,
RA Schmutz J., Shapiro H., Siaut M., Stanley M., Sussman M.R., Taylor A.R.,
RA Vardi A., von Dassow P., Vyverman W., Willis A., Wyrwicz L.S.,
RA Rokhsar D.S., Weissenbach J., Armbrust E.V., Green B.R., Van de Peer Y.,
RA Grigoriev I.V.;
RT "The Phaeodactylum genome reveals the evolutionary history of diatom
RT genomes.";
RL Nature 456:239-244(2008).
RN [2] {ECO:0000313|Proteomes:UP000000759}
RP GENOME REANNOTATION.
RC STRAIN=CCAP 1055/1 {ECO:0000313|Proteomes:UP000000759};
RG Diatom Consortium;
RA Grigoriev I., Grimwood J., Kuo A., Otillar R.P., Salamov A., Detter J.C.,
RA Lindquist E., Shapiro H., Lucas S., Glavina del Rio T., Pitluck S.,
RA Rokhsar D., Bowler C.;
RL Submitted (AUG-2008) 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}.
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DR EMBL; CM000609; EEC49258.1; -; Genomic_DNA.
DR RefSeq; XP_002179435.1; XM_002179399.1.
DR AlphaFoldDB; B7FWT4; -.
DR PaxDb; 2850-Phatr26813; -.
DR GeneID; 7200088; -.
DR KEGG; pti:PHATRDRAFT_26813; -.
DR eggNOG; ENOG502QT5B; Eukaryota.
DR HOGENOM; CLU_009116_1_0_1; -.
DR InParanoid; B7FWT4; -.
DR OrthoDB; 36182at2759; -.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00465.
DR Proteomes; UP000000759; Chromosome 6.
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; 3.30.70.260; -; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
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; PF00742; Homoserine_dh; 1.
DR Pfam; PF03447; NAD_binding_3; 1.
DR PIRSF; PIRSF000098; Homoser_dehydrog; 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|RuleBase:RU000579};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU000579};
KW Reference proteome {ECO:0000313|Proteomes:UP000000759};
KW Signal {ECO:0000256|SAM:SignalP};
KW Threonine biosynthesis {ECO:0000256|RuleBase:RU000579}.
FT SIGNAL 1..15
FT /evidence="ECO:0000256|SAM:SignalP"
FT CHAIN 16..456
FT /note="Homoserine dehydrogenase"
FT /evidence="ECO:0000256|SAM:SignalP"
FT /id="PRO_5011999892"
FT DOMAIN 392..456
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT NON_TER 456
FT /evidence="ECO:0000313|EMBL:EEC49258.1"
SQ SEQUENCE 456 AA; 49495 MW; 9363505A565AA816 CRC64;
MRFSILCIAL PLVASFAPKP TTLQSSKSVL SRSTSLYSNA PRKIGIFGGG VVGGGIVEIL
ETKKPYLLQL TDKTPLEIAK ICVRDLQKPR DFQVPENCIV TDKYDDILQD DSIDMVIEVM
GGTTDAKDVV FGALKAGKDV VTANKALIAK YLPEIEALLT KINKDREVDV EFRYEAAVCG
GIPVIRSMQS DFVGDSITMM SGIINGCTNF MLTAMDKGGY TYDEALSQAS DLGYAEADPT
LDVGGFDARS KLRILMRLGF GVEVDEEEIA CRGITELSKL DFEYAKMMGG TIKLIGVAKK
VSDTKIAAFV SPCYVTGDDA LASVNGATNA IEVSSKNLVS SIYIGQGAGR YPTANSCVND
IIALAKGDKT PLPFNPREDD KIFVNNYDSV FYIRLKYRDS LGITRMCGEI CEKHNVSIHS
ILQNPITRRD DAAFVLVTEK VSLQSVKNVC ADLEGL
//
