ID A0A1Q9GXH7_9GAMM Unreviewed; 819 AA.
AC A0A1Q9GXH7;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 27-MAR-2024, entry version 28.
DE RecName: Full=Bifunctional aspartokinase/homoserine dehydrogenase {ECO:0000256|PIRNR:PIRNR000727};
DE Includes:
DE RecName: Full=Aspartokinase {ECO:0000256|PIRNR:PIRNR000727};
DE EC=2.7.2.4 {ECO:0000256|PIRNR:PIRNR000727};
DE Includes:
DE RecName: Full=Homoserine dehydrogenase {ECO:0000256|PIRNR:PIRNR000727};
DE EC=1.1.1.3 {ECO:0000256|PIRNR:PIRNR000727};
GN ORFNames=BIT28_01520 {ECO:0000313|EMBL:OLQ79957.1};
OS Photobacterium proteolyticum.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Photobacterium.
OX NCBI_TaxID=1903952 {ECO:0000313|EMBL:OLQ79957.1, ECO:0000313|Proteomes:UP000186905};
RN [1] {ECO:0000313|EMBL:OLQ79957.1, ECO:0000313|Proteomes:UP000186905}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=13-12 {ECO:0000313|EMBL:OLQ79957.1,
RC ECO:0000313|Proteomes:UP000186905};
RA Li Y.;
RT "Photobacterium proteolyticum sp. nov. a protease producing bacterium
RT isolated from ocean sediments of Laizhou Bay.";
RL Submitted (SEP-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-aspartate = 4-phospho-L-aspartate + ADP;
CC Xref=Rhea:RHEA:23776, ChEBI:CHEBI:29991, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:57535, ChEBI:CHEBI:456216; EC=2.7.2.4;
CC Evidence={ECO:0000256|ARBA:ARBA00000709,
CC ECO:0000256|PIRNR:PIRNR000727};
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 ECO:0000256|PIRNR:PIRNR000727};
CC -!- PATHWAY: Amino-acid biosynthesis; L-lysine biosynthesis via DAP
CC pathway; (S)-tetrahydrodipicolinate from L-aspartate: step 1/4.
CC {ECO:0000256|ARBA:ARBA00004766, ECO:0000256|PIRNR:PIRNR000727}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-methionine biosynthesis via de novo
CC pathway; L-homoserine from L-aspartate: step 1/3.
CC {ECO:0000256|ARBA:ARBA00004986, ECO:0000256|PIRNR:PIRNR000727}.
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|PIRNR:PIRNR000727}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 1/5. {ECO:0000256|ARBA:ARBA00005139,
CC ECO:0000256|PIRNR:PIRNR000727}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 3/5. {ECO:0000256|ARBA:ARBA00005056,
CC ECO:0000256|PIRNR:PIRNR000727}.
CC -!- SUBUNIT: Homotetramer. {ECO:0000256|ARBA:ARBA00011881,
CC ECO:0000256|PIRNR:PIRNR000727}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the homoserine
CC dehydrogenase family. {ECO:0000256|ARBA:ARBA00007952,
CC ECO:0000256|PIRNR:PIRNR000727}.
CC -!- SIMILARITY: In the N-terminal section; belongs to the aspartokinase
CC family. {ECO:0000256|ARBA:ARBA00010046, ECO:0000256|PIRNR:PIRNR000727}.
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:OLQ79957.1}.
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DR EMBL; MJIL01000048; OLQ79957.1; -; Genomic_DNA.
DR RefSeq; WP_075762575.1; NZ_MJIL01000048.1.
DR AlphaFoldDB; A0A1Q9GXH7; -.
DR STRING; 1903952.BIT28_01520; -.
DR OrthoDB; 9799110at2; -.
DR UniPathway; UPA00034; UER00015.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00462.
DR Proteomes; UP000186905; Unassembled WGS sequence.
DR GO; GO:0004072; F:aspartate kinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004412; F:homoserine dehydrogenase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0050661; F:NADP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009089; P:lysine biosynthetic process via diaminopimelate; IEA:UniProtKB-UniRule.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR GO; GO:0009088; P:threonine biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd04257; AAK_AK-HSDH; 1.
DR CDD; cd04921; ACT_AKi-HSDH-ThrA-like_1; 1.
DR CDD; cd04922; ACT_AKi-HSDH-ThrA_2; 1.
DR Gene3D; 3.40.1160.10; Acetylglutamate kinase-like; 1.
DR Gene3D; 1.20.120.1320; Aspartokinase, catalytic domain; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR Gene3D; 3.30.2130.10; VC0802-like; 1.
DR InterPro; IPR036393; AceGlu_kinase-like_sf.
DR InterPro; IPR045865; ACT-like_dom_sf.
DR InterPro; IPR002912; ACT_dom.
DR InterPro; IPR049638; AK-HD.
DR InterPro; IPR041743; AK-HSDH_N.
DR InterPro; IPR001048; Asp/Glu/Uridylate_kinase.
DR InterPro; IPR005106; Asp/hSer_DH_NAD-bd.
DR InterPro; IPR001341; Asp_kinase.
DR InterPro; IPR042199; AsparK_Bifunc_asparK/hSer_DH.
DR InterPro; IPR018042; Aspartate_kinase_CS.
DR InterPro; IPR011147; Bifunc_aspartokin/hSer_DH.
DR InterPro; IPR027795; CASTOR_ACT_dom.
DR InterPro; IPR001342; HDH_cat.
DR InterPro; IPR019811; HDH_CS.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR NCBIfam; TIGR00657; asp_kinases; 1.
DR PANTHER; PTHR43070; -; 1.
DR PANTHER; PTHR43070:SF3; HOMOSERINE DEHYDROGENASE; 1.
DR Pfam; PF00696; AA_kinase; 1.
DR Pfam; PF13840; ACT_7; 1.
DR Pfam; PF00742; Homoserine_dh; 1.
DR Pfam; PF03447; NAD_binding_3; 1.
DR PIRSF; PIRSF000727; ThrA; 1.
DR SUPFAM; SSF55021; ACT-like; 2.
DR SUPFAM; SSF53633; Carbamate kinase-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; 2.
DR PROSITE; PS00324; ASPARTOKINASE; 1.
DR PROSITE; PS01042; HOMOSER_DHGENASE; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605,
KW ECO:0000256|PIRNR:PIRNR000727};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|PIRNR:PIRNR000727};
KW Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000256|PIRNR:PIRNR000727};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268};
KW NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|PIRNR:PIRNR000727};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|PIRNR:PIRNR000727};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR000727};
KW Reference proteome {ECO:0000313|Proteomes:UP000186905};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR000727}.
FT DOMAIN 320..395
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT DOMAIN 401..478
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
SQ SEQUENCE 819 AA; 88033 MW; 7B6EB76330B4C3B8 CRC64;
MRVLKFGGSS LADADRFSRA ADIIANNAQQ GEVSVVLSAP GKVTNKLVSV IESTVSTGEA
ELQIADLEAV FKELFAGLLE LEPKFDKALL DAKLASSLGQ LRQYVHGMKL LGLCPDNVYA
KVISKGERLS IVAMKAMLEA KGQPASLINP VERLLAHGDY LEAHVDIEVS TNNFKQDPLA
EGHVHIMPGF TAGNEKGELV TLGRNGSDYS AAVLAACLRA ECCEIWTDVD GVYSCDPRLV
PDARLLKSLS YQEAMELSYF GASVLHPKTI APIAQFHIPC LIKNSFNPQG AGSLIGLDTG
EDKLDIKGIT TLKDLTMVNV SGPGMKGMVG MAARVFGAMS AAGVSIVLIT QSSSEYSISF
CIESEDKVTA QQALQNNFEL ELKEGLLEPV EFLDDSAIVT LVGDGMRTSR GVASRFFTSL
AEVDVNIIAI AQGSSERAIS AVIPVAKVSE AVKACHENLF NSKHFLDVFV IGVGGVGGEL
VDQVRRQQEK LADNGIVIRV CGLANSSGLL LDSNGLPLDN WRDLMGQASE PLSLARMIQL
VQRHHIINPV IIDCTSDQGI AEQYADYLAA GFHVITPNKK ANTASMAYYH QLRQAARSTR
RKFMYDTTVG AGLPVIENLQ NLMAAGDELE RFSGILSGSL SYIFGKLDEG MSFSEATTVA
RNNGFTEPDP RDDLSGMDVA RKLLILAREA GLSLELDDVV VEQALPPGFD AEGSVDDFMA
RLPEADAYFG QLSADAAKEG KVLRYVGEID NGRCSVKIAA VNPDDPMFKI KDGENALAFY
SRYYQPIPLV LRGYGAGTEV TAAGVFADLM RTLGWKLGV
//
