ID A0A0X7BFC8_9FLAO Unreviewed; 815 AA.
AC A0A0X7BFC8;
DT 13-APR-2016, integrated into UniProtKB/TrEMBL.
DT 13-APR-2016, sequence version 1.
DT 27-MAR-2024, entry version 34.
DE SubName: Full=Aspartokinase I/homoserine dehydrogenase I {ECO:0000313|EMBL:KVV16106.1};
GN Name=thrA_1 {ECO:0000313|EMBL:KVV16106.1};
GN ORFNames=AP058_00407 {ECO:0000313|EMBL:KVV16106.1};
OS Flavobacterium sp. TAB 87.
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae; Flavobacterium.
OX NCBI_TaxID=1729581 {ECO:0000313|EMBL:KVV16106.1, ECO:0000313|Proteomes:UP000059935};
RN [1] {ECO:0000313|EMBL:KVV16106.1, ECO:0000313|Proteomes:UP000059935}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=TAB87 {ECO:0000313|EMBL:KVV16106.1,
RC ECO:0000313|Proteomes:UP000059935};
RA Gilbert D.G.;
RL Submitted (OCT-2015) 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 -!- 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 -!- PATHWAY: Amino-acid biosynthesis; L-lysine biosynthesis via DAP
CC pathway; (S)-tetrahydrodipicolinate from L-aspartate: step 1/4.
CC {ECO:0000256|ARBA:ARBA00004766}.
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}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 1/5. {ECO:0000256|ARBA:ARBA00005139}.
CC -!- SUBUNIT: Homotetramer. {ECO:0000256|ARBA:ARBA00011881}.
CC -!- SIMILARITY: Belongs to the aspartokinase family.
CC {ECO:0000256|ARBA:ARBA00010122}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the homoserine
CC dehydrogenase family. {ECO:0000256|ARBA:ARBA00007952}.
CC -!- SIMILARITY: In the N-terminal section; belongs to the aspartokinase
CC family. {ECO:0000256|ARBA:ARBA00010046}.
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:KVV16106.1}.
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DR EMBL; LLWK01000027; KVV16106.1; -; Genomic_DNA.
DR RefSeq; WP_066306296.1; NZ_LLWK01000027.1.
DR AlphaFoldDB; A0A0X7BFC8; -.
DR STRING; 1729581.AP058_00407; -.
DR PATRIC; fig|1729581.3.peg.435; -.
DR OrthoDB; 9799110at2; -.
DR UniPathway; UPA00034; UER00015.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00462.
DR Proteomes; UP000059935; Unassembled WGS sequence.
DR GO; GO:0004072; F:aspartate kinase activity; IEA:UniProtKB-EC.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0004412; F:homoserine dehydrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0050661; F:NADP binding; IEA:InterPro.
DR GO; GO:0009089; P:lysine biosynthetic process via diaminopimelate; IEA:UniProtKB-UniPathway.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR GO; GO:0009088; P:threonine biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd04243; AAK_AK-HSDH-like; 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; 2.
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; 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; IPR001342; HDH_cat.
DR InterPro; IPR019811; HDH_CS.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR NCBIfam; TIGR00657; asp_kinases; 1.
DR PANTHER; PTHR21499; ASPARTATE KINASE; 1.
DR PANTHER; PTHR21499:SF3; ASPARTOKINASE; 1.
DR Pfam; PF00696; AA_kinase; 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; 1.
DR PROSITE; PS00324; ASPARTOKINASE; 1.
DR PROSITE; PS01042; HOMOSER_DHGENASE; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00023154};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840};
KW Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000313|EMBL:KVV16106.1};
KW Lysine biosynthesis {ECO:0000256|ARBA:ARBA00023154};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002};
KW Reference proteome {ECO:0000313|Proteomes:UP000059935};
KW Transferase {ECO:0000256|ARBA:ARBA00022679}.
FT DOMAIN 400..473
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
SQ SEQUENCE 815 AA; 89397 MW; D8C08570E8914998 CRC64;
MKVLKFGGSS VANAQNIKLV LDIINHKSEK EKLVVVVSAL SKVTDMLQLA AAKAAANDES
FKEIIAEIEK KHLDTLKEFI PVSEQSSLLS HIKRIINHLE TLLDGCFLLG ELSPRTADTI
LSFGELLSSF VISEALKKTN PNSGYKDSRE LIKTNNHFGK AAVNFEITNQ LINDYFSINS
NQVVVIPGFI GSTADGIVTT LGRGGSDYTA AILANALDAK ELQIWTDVNG MFTANPKIVK
QAQSIATISY QEAMELSHFG AKVLYPPTIQ PVLRKNIPII IKNTFNPEAE GTYISNSNIP
HDNPVKGISY IDKITLITLE GPGMIGVSGS SKRLFEVLSS EQINVIFITQ ASSEHSICIG
VLSSDAENAE IAINKAFEVE ILQHKVDPCI VENNLCIIAL VGENMKNHQG LSGRMFSTLG
KNNVNIRAIA QGASERNISA VINERDVKKA LNTLHENFFE ENTVQLNLFV MGVGNVGEKF
IEQIHSQRKF LKENLKINVR VIALSNSRKM IFDEDGISLK EWQAKLDNGE TADKDVFIEK
AKDLNLRNSI FVDITANASV SETYASFLKQ SIAVVTCNKI ACSSAYDNYK KLKTLSRQYN
APFLFETNVG AGLPIIDTVK NLIASGDKVN KIQAVLSGSL NFIFNNFDEN NSFHDVVKEA
GVQGFTEPDP KIDLSGIDVA RKILILIRES GYEMDIDAIE NKSFMPAACL ATTNNDDFFA
SLTKNAAHFE AIYKEALSKD SRLKYVATFE NGKASVGLEF IPKDHPFYNL EGKDNIVLFY
TDRYVDQPLL IKGAGAGAAV TASGIFADVI RIGNN
//
