ID A0A3N2MS25_9BACT Unreviewed; 811 AA.
AC A0A3N2MS25;
DT 13-FEB-2019, integrated into UniProtKB/TrEMBL.
DT 13-FEB-2019, sequence version 1.
DT 27-MAR-2024, entry version 20.
DE SubName: Full=Bifunctional aspartate kinase/homoserine dehydrogenase I {ECO:0000313|EMBL:ROT13003.1};
DE EC=1.1.1.3 {ECO:0000313|EMBL:ROT13003.1};
DE EC=2.7.2.4 {ECO:0000313|EMBL:ROT13003.1};
GN ORFNames=EEL48_09775 {ECO:0000313|EMBL:ROT13003.1};
OS Muribaculaceae bacterium Isolate-102 (HZI).
OC Bacteria; Bacteroidota; Bacteroidia; Bacteroidales; Muribaculaceae.
OX NCBI_TaxID=2486470 {ECO:0000313|EMBL:ROT13003.1, ECO:0000313|Proteomes:UP000272558};
RN [1] {ECO:0000313|EMBL:ROT13003.1, ECO:0000313|Proteomes:UP000272558}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Isolate-102 (HZI) {ECO:0000313|Proteomes:UP000272558};
RA Clavel T., Strowig T.;
RT "Sequence and cultivation study of Muribaculaceae reveals novel species,
RT host preference, and functional potential of this yet undescribed family.";
RL Submitted (NOV-2018) 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:ROT13003.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; RIBI01000005; ROT13003.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A3N2MS25; -.
DR UniPathway; UPA00034; UER00015.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00462.
DR Proteomes; UP000272558; 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; cd04921; ACT_AKi-HSDH-ThrA-like_1; 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; 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; 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:ROT13003.1};
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:ROT13003.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000272558};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000313|EMBL:ROT13003.1}.
FT DOMAIN 314..398
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
SQ SEQUENCE 811 AA; 88208 MW; E73BF87E03493228 CRC64;
MKVLKFGGTS VGTVESLRNV KSIVEGQEEP VIVVVSALGG ITDQLINTAR LAAQGDISYL
DNYARIVERH HQVIEGIVPQ ALQLDLLSMV NPLLEELGNI YRGISLIKDL SDRTLDIVVS
YGERLSSVII SKIIDGAIHL DSRNFIKTEK QWNKHVLDND TTQRLVHGIF DDLKYDVVIV
PGFIASDNAG DVTNLGRGGS DYTAAILAAA LDAKVLEIWT DVDGFMTADP RVISNALIID
HLSFTEAMEL CNFGAKVIYP PTIYPVFHKN IPIYIKNTFN PTAPGTCISE QHPSPEGKAI
KGISSINDTC LITVQGLGMV GVIGINSRIF NALAKNGISV FLVSQAASEN NTSFAVRNGD
ADHALEVLRE EFNAELQSGT LSEITAEHNL ATVAIVGENM KHTTGIAGKL FNTLGRNGIS
VIACAQGASE TNISFVIELK DLRKALNVIH DSFFLSDTQV LNLFVVGVGH VGSNLLSQIH
AQQENLLENK ALRLRLVGIA NSHTCVFDRE GLDTENYQAR LAESDIEATP ENIRNGVIGM
NIFNSVFVDC TASQEIAALY ADLLSHNINV VAANKIAASS DYESYIELKR IANKKDVKFL
FETNVGAGLP IINTINNLIN SGDKILKIEA VLSGTLNYIF NILSSDIPMS KAIMKAKEAG
YSEPDPRVDL SGKDVIRKIV ILAREAGYRV EQSDVVANLF IPAKYFEGSL DDFFATIGEL
DEEFEAYRAK AEKEGHHFRF VATLDNGAVS VGLQRVDSVH PFYHLEGSNN VILLTTERYN
EYPMAIKGYG AGAEVTAAGV FSDIIGIANI R
//