ID A0A3S2UZY6_9SPHI Unreviewed; 816 AA.
AC A0A3S2UZY6;
DT 10-APR-2019, integrated into UniProtKB/TrEMBL.
DT 10-APR-2019, sequence version 1.
DT 27-MAR-2024, entry version 21.
DE SubName: Full=Bifunctional aspartate kinase/homoserine dehydrogenase I {ECO:0000313|EMBL:RVT98156.1};
DE EC=1.1.1.3 {ECO:0000313|EMBL:RVT98156.1};
DE EC=2.7.2.4 {ECO:0000313|EMBL:RVT98156.1};
GN ORFNames=EOD41_17445 {ECO:0000313|EMBL:RVT98156.1};
OS Mucilaginibacter limnophilus.
OC Bacteria; Bacteroidota; Sphingobacteriia; Sphingobacteriales;
OC Sphingobacteriaceae; Mucilaginibacter.
OX NCBI_TaxID=1932778 {ECO:0000313|EMBL:RVT98156.1, ECO:0000313|Proteomes:UP000282759};
RN [1] {ECO:0000313|EMBL:RVT98156.1, ECO:0000313|Proteomes:UP000282759}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=YBJ-36 {ECO:0000313|EMBL:RVT98156.1,
RC ECO:0000313|Proteomes:UP000282759};
RA Chen W.-M.;
RL Submitted (JAN-2019) 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:RVT98156.1}.
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DR EMBL; SACK01000009; RVT98156.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A3S2UZY6; -.
DR OrthoDB; 9799110at2; -.
DR UniPathway; UPA00034; UER00015.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00462.
DR Proteomes; UP000282759; 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; 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; 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; 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; PTHR21499; ASPARTATE KINASE; 1.
DR PANTHER; PTHR21499:SF3; ASPARTOKINASE; 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:ARBA00023154};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840};
KW Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000313|EMBL:RVT98156.1};
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 ECO:0000313|EMBL:RVT98156.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000282759};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000313|EMBL:RVT98156.1}.
FT DOMAIN 319..393
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT DOMAIN 400..478
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
SQ SEQUENCE 816 AA; 89341 MW; 281DBF0A172C58AB CRC64;
MKVLKFGGTS VGSVNSIKTL LEIVKAEVDG GEKPVVVLSA MSGVTNLLIK MAEEAAKGNE
FTAHLAELQK RHFDVVEALL DVQNRNPAFT RLKIHFNQLE ELLQGVLTLR ELTLKTRDLI
LSFGERCSTL MVSKIAAQHF GSALFVDASE VVKTDSAFGQ AKVNTELSDI LIRNLYQSSN
DKVLFVTGFI ASNDDNQITT LGRGGSDYTA AIFGAALNAG EIQIWTDVNG MMTADPRMVK
KAFPLDELTY TEAMELSYFG AKVIYPPTMI PAFLKKIPIS IKNTFEPEFK GTIIQHECRA
SNLAIKGISS INNISIINLV GSGMVGKSGF SGRLFSLLAR EQINVILITQ SSSEHSITFA
VQPDDADRAK KIIEQEFELE LLANKLDPIV IEENLAILAV VGENMKQTPG VSGKLFHALG
RNGVNVRAIA QGSSEYNISV IISEYDLAKA LNAVHDAFFV DLYKTLHAFC LGTGNIGKTL
FKQLCGHAGF LREENGIQVK IVGISNTRKM VFDTDGISLD NWQDTLEQSE EKADLRTFID
TMKDMNLPNC VFVDNTASPT PIEYYKEVFD SAISVVTCNK IGNSGSYERY KSFKDSARKH
GVDFFYETNV GAGLPIIRTL KDLMNSGDRV QKIEAILSGT ISFIFNQFKG DANFHDVVKM
AQEKGYTEPD PRDDLRGTDF MRKILILARD AGLSLEASDV EIESILPKAS LEAATVEDFY
ASLKAEDAYF AGLKNKAKSE GKVLRYIGKL EGGKANITLQ MVDENHPFFT LSGSDNIISF
TTDRYKERPL VVKGPGAGAE VTAAGVFADL INVGAN
//
