ID A0A374VDI9_9BACE Unreviewed; 810 AA.
AC A0A374VDI9;
DT 07-NOV-2018, integrated into UniProtKB/TrEMBL.
DT 07-NOV-2018, sequence version 1.
DT 27-MAR-2024, entry version 22.
DE SubName: Full=Bifunctional aspartate kinase/homoserine dehydrogenase I {ECO:0000313|EMBL:RGM48767.1};
DE EC=1.1.1.3 {ECO:0000313|EMBL:RGM48767.1};
DE EC=2.7.2.4 {ECO:0000313|EMBL:RGM48767.1};
GN ORFNames=DXC10_03895 {ECO:0000313|EMBL:RGM48767.1};
OS Bacteroides sp. OM08-11.
OC Bacteria; Bacteroidota; Bacteroidia; Bacteroidales; Bacteroidaceae;
OC Bacteroides.
OX NCBI_TaxID=2292284 {ECO:0000313|EMBL:RGM48767.1, ECO:0000313|Proteomes:UP000262405};
RN [1] {ECO:0000313|EMBL:RGM48767.1, ECO:0000313|Proteomes:UP000262405}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=OM08-11 {ECO:0000313|EMBL:RGM48767.1,
RC ECO:0000313|Proteomes:UP000262405};
RA Zou Y., Xue W., Luo G.;
RT "A genome reference for cultivated species of the human gut microbiota.";
RL Submitted (AUG-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:RGM48767.1}.
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DR EMBL; QSTJ01000002; RGM48767.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A374VDI9; -.
DR OrthoDB; 9799110at2; -.
DR UniPathway; UPA00034; UER00015.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00462.
DR Proteomes; UP000262405; 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; cd04257; AAK_AK-HSDH; 1.
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; 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; IPR027795; CASTOR_ACT_dom.
DR InterPro; IPR001342; HDH_cat.
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.
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:RGM48767.1};
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:RGM48767.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000262405};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000313|EMBL:RGM48767.1}.
FT DOMAIN 395..468
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
SQ SEQUENCE 810 AA; 88622 MW; 17FF1CC1903A7E91 CRC64;
MKVLKFGGSS VGTANSILSV KRIVEAVNEP VIVVVSALGG ITDQLINTSK MASVGDASYE
NEFREIVYRH VEMIKEVIPA GEAQVALQRQ VGELLNELKD IFQGIYLIKD LSQKTSDTIV
SYGERLSSII TAQLTGAEWF DSRKFIKTEK KHSKHVLDTE LTNSLVRETF KDAPRRVLVP
GFISTDKITE DVTNLGRGGS DYTAAIIAAA LNADSLEIWT DVDGFMTADP RVISTAYTIS
ELSYVEATEL CNFGAKVIYP PTIYPVCHKN IPILVKNTFN PEGVGTVIKQ EVSNPQSKAI
KGISSINDTS LITVQGLGMV GVIGVNYRIF KALAKNGISV FLVSQASSEN STSIGVRNAD
ADLACEVLTE EFAKEIEMGE ISPILAEKNL ATVAIVGENM KHTPGIAGKL FGTLGRNGIN
VIACAQGASE TNISFVVDNR SLRKSLNVIH DSFFLSEYQV LNLFICGIGT VGGSLIEQIH
SQRQKLMQEN GLQLNVVGIA DANKAMFSRE GFDLGRFREE LQVKGKESSL ETLRNEIIGM
NIFNSVFVDC TASAGVASLY KDLLQHNVSV VAANKIAASS EYENYRELKQ IARQRGVKYL
FETNVGAGLP IINTINDLIH SGDKILKIEA VLSGTLNYIF NKISADIPFS KTIKMAQEER
YSEPDPRIDL SGKDVIRKLV ILAREAGYRL EQSDVEKNLF VPDDFFEGSL DDFWKKVPSL
DADFEARRKV LEAENKHWRF VAKLENGKAS VGLQEVGANH PFYGLEGSNN IILLTTERYK
EYPMMIQGYG AGAGVTAAGV FADIMSIANV
//
