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Database: UniProt
Entry: A0A1V4DSP6_9ACTN
LinkDB: A0A1V4DSP6_9ACTN
Original site: A0A1V4DSP6_9ACTN 
ID   A0A1V4DSP6_9ACTN        Unreviewed;       430 AA.
AC   A0A1V4DSP6;
DT   07-JUN-2017, integrated into UniProtKB/TrEMBL.
DT   07-JUN-2017, sequence version 1.
DT   08-MAY-2019, entry version 7.
DE   RecName: Full=Homoserine dehydrogenase {ECO:0000256|RuleBase:RU000579};
DE            EC=1.1.1.3 {ECO:0000256|RuleBase:RU000579};
GN   ORFNames=B1R27_28250 {ECO:0000313|EMBL:OPG03617.1};
OS   Streptomyces sp. GKU 895.
OC   Bacteria; Actinobacteria; Streptomycetales; Streptomycetaceae;
OC   Streptomyces.
OX   NCBI_TaxID=1662404 {ECO:0000313|EMBL:OPG03617.1, ECO:0000313|Proteomes:UP000190311};
RN   [1] {ECO:0000313|EMBL:OPG03617.1, ECO:0000313|Proteomes:UP000190311}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=GKU 895 {ECO:0000313|EMBL:OPG03617.1,
RC   ECO:0000313|Proteomes:UP000190311};
RA   Kruasuwan W.;
RT   "Draft genome sequence of plant growth promoting endophytic
RT   Streptomyces sp. GKU 895 isolated from root of sugarcane plants.";
RL   Submitted (FEB-2017) to the EMBL/GenBank/DDBJ databases.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=L-homoserine + NADP(+) = H(+) + L-aspartate 4-
CC         semialdehyde + NADPH; Xref=Rhea:RHEA:15761, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:57476, ChEBI:CHEBI:57783, ChEBI:CHEBI:58349,
CC         ChEBI:CHEBI:537519; EC=1.1.1.3;
CC         Evidence={ECO:0000256|RuleBase:RU000579};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-methionine biosynthesis via de
CC       novo pathway; L-homoserine from L-aspartate: step 3/3.
CC       {ECO:0000256|RuleBase:RU000579}.
CC   -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-
CC       threonine from L-aspartate: step 3/5.
CC       {ECO:0000256|RuleBase:RU000579}.
CC   -!- SIMILARITY: Belongs to the homoserine dehydrogenase family.
CC       {ECO:0000256|RuleBase:RU004171}.
CC   -!- CAUTION: The sequence shown here is derived from an
CC       EMBL/GenBank/DDBJ whole genome shotgun (WGS) entry which is
CC       preliminary data. {ECO:0000313|EMBL:OPG03617.1}.
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DR   EMBL; MWJO01000078; OPG03617.1; -; Genomic_DNA.
DR   UniPathway; UPA00050; UER00063.
DR   UniPathway; UPA00051; UER00465.
DR   Proteomes; UP000190311; 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:0009086; P:methionine biosynthetic process; IEA:UniProtKB-KW.
DR   GO; GO:0009088; P:threonine biosynthetic process; IEA:UniProtKB-UniPathway.
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   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; SSF51735; SSF51735; 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
KW   {ECO:0000256|RuleBase:RU000579};
KW   Complete proteome {ECO:0000313|Proteomes:UP000190311};
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|RuleBase:RU000579};
KW   Threonine biosynthesis {ECO:0000256|RuleBase:RU000579}.
FT   DOMAIN      353    426       ACT. {ECO:0000259|PROSITE:PS51671}.
FT   NP_BIND      12     19       NADP. {ECO:0000256|PIRSR:PIRSR000098-2}.
FT   ACT_SITE    207    207       Proton donor. {ECO:0000256|PIRSR:
FT                                PIRSR000098-1}.
FT   BINDING     107    107       NADP. {ECO:0000256|PIRSR:PIRSR000098-2}.
FT   BINDING     192    192       Substrate. {ECO:0000256|PIRSR:
FT                                PIRSR000098-2}.
SQ   SEQUENCE   430 AA;  44401 MW;  B2F852D83CAC59F0 CRC64;
     MMRTRPLKVA LLGCGVVGSE VARIMTTHAD DLAARIGAPV ELAGVAVRRP SKVREGIDPA
     LVTTDATALV KRGDIDVIVE VIGGIEPART LITTAFEHGA SVVSANKALL AQDGAALHKA
     AEDHDADLYY EAAVAGAIPL IRPLRESLAG DKVNRVLGIV NGTTNFILDK MDSTGAGYQE
     ALDEATALGY AEADPTADVE GFDAAAKAAI LAGIAFHTRV RLDDVYREGM TEVTAADFAS
     AKNMGCTIKL LAICERAEDG GSVTARVHPA MIPLTHPLAS VRGAYNAVFV ESDAAGQLMF
     YGPGAGGAPT ASAVLGDLVA VCRNRLNGAT GPGESAYAAL PVSGMGEVVT RYHISLDVAD
     KPGVLAQVAT VFAEHGVSID TVRQTGKDGE ASLVVVTHRA SDASLSGTVE ALRKLDTVRG
     VASIMRVEGE
//
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