ID A8TAE4_9VIBR Unreviewed; 819 AA.
AC A8TAE4;
DT 15-JAN-2008, integrated into UniProtKB/TrEMBL.
DT 15-JAN-2008, sequence version 1.
DT 27-MAR-2024, entry version 76.
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 Name=thrA {ECO:0000313|EMBL:EDP57671.1};
GN ORFNames=AND4_18947 {ECO:0000313|EMBL:EDP57671.1};
OS Vibrio sp. AND4.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Vibrio.
OX NCBI_TaxID=314289 {ECO:0000313|EMBL:EDP57671.1, ECO:0000313|Proteomes:UP000005159};
RN [1] {ECO:0000313|EMBL:EDP57671.1, ECO:0000313|Proteomes:UP000005159}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AND4 {ECO:0000313|EMBL:EDP57671.1,
RC ECO:0000313|Proteomes:UP000005159};
RX PubMed=20436956; DOI=10.1371/journal.pbio.1000358;
RA Gomez-Consarnau L., Akram N., Lindell K., Pedersen A., Neutze R.,
RA Milton D.L., Gonzalez J.M., Pinhassi J.;
RT "Proteorhodopsin phototrophy promotes survival of marine bacteria during
RT starvation.";
RL PLoS Biol. 8:E1000358-E1000358(2010).
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:EDP57671.1}.
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DR EMBL; ABGR01000026; EDP57671.1; -; Genomic_DNA.
DR RefSeq; WP_009843995.1; NZ_ABGR01000026.1.
DR AlphaFoldDB; A8TAE4; -.
DR OrthoDB; 9799110at2; -.
DR UniPathway; UPA00034; UER00015.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00462.
DR Proteomes; UP000005159; 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; 2.
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}; 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..398
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT DOMAIN 401..473
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
SQ SEQUENCE 819 AA; 88512 MW; B2488F34ADDDF386 CRC64;
MRVLKFGGSS LSDADRFLRA ADIIANNAQQ EEVAVVLSAP GKTTNNLVAV IEGALRNGEA
ELQIDELEAS FEALFAAIQC VLPNIDGTAF DNQVKTSLSQ LRQFVHGINL LGMCPNNVNA
RIISKGERVS IQLMKAVLEA KGQPAHLIDP VEYLYANGDH LEAMVDVEVS TQNFRQNPLP
QGHVNIMPGF TAGNEKGELV TLGRNGSDYS AAVLAACLRA DCCEIWTDVD GVYNCDPRLV
EDARLLKSLS YQEAMELSYF GASVLHPKTI APIAQFHIPC LIKNSFNPQG AGTLIGQDTG
EDNLDIKGIT TLNDLTMVNV SGPGMKGMVG MASRVFGAMS SAGVSIVLIT QSSSEYSISF
CIEAQDKVKA RQVLADAFEL ELKDGLLEPV EFIDDVSIVT LVGDGMRTSR GVASRFFSSL
AEVNVNIVAI AQGSSERAIS AVIPEDKISE AIKACHENLF NSKHFLDVFV VGIGGVGGEL
VDQIKRQQEK LAEKGIEIRV CGLANSRGLL LDSEGLPLEH WRDRMSAATE EFSLARLTSL
VQRNHIINPV LVDCTSSEDI ANQYADFLAA GFHVVTPNKK ANTASMAYYH QLRDVARSSR
RKLMYETTVG AGLPVIENLQ NLISAGDELE RFSGILSGSL SYIFGKLDEG MSLSEATKIA
KQNGFTEPDP RDDLSGMDVA RKLLILAREA GISLELEDVV VDQALPPGFD DSGSVEEFMA
RLPEADAYFK TLSAKAAEEG KVLRYVGEIV DGQCTVSIAA VDENDPMFKI KDGENALAFY
SRYYQPIPLV LRGYGAGTEV TAAGVFSDVM RTLGWKLGI
//
