ID D7XIG1_ECOLX Unreviewed; 810 AA.
AC D7XIG1;
DT 05-OCT-2010, integrated into UniProtKB/TrEMBL.
DT 05-OCT-2010, sequence version 1.
DT 24-JAN-2024, entry version 57.
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 ORFNames=HMPREF9536_00792 {ECO:0000313|EMBL:EFJ88850.1};
OS Escherichia coli MS 84-1.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Escherichia.
OX NCBI_TaxID=749533 {ECO:0000313|EMBL:EFJ88850.1, ECO:0000313|Proteomes:UP000005176};
RN [1] {ECO:0000313|EMBL:EFJ88850.1, ECO:0000313|Proteomes:UP000005176}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MS 84-1 {ECO:0000313|EMBL:EFJ88850.1,
RC ECO:0000313|Proteomes:UP000005176};
RA Weinstock G., Sodergren E., Clifton S., Fulton L., Fulton B., Courtney L.,
RA Fronick C., Harrison M., Strong C., Farmer C., Delahaunty K., Markovic C.,
RA Hall O., Minx P., Tomlinson C., Mitreva M., Hou S., Chen J., Wollam A.,
RA Pepin K.H., Johnson M., Bhonagiri V., Zhang X., Suruliraj S., Warren W.,
RA Chinwalla A., Mardis E.R., Wilson R.K.;
RL Submitted (JUN-2010) 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 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:EFJ88850.1}.
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DR EMBL; ADTK01000065; EFJ88850.1; -; Genomic_DNA.
DR RefSeq; WP_000110772.1; NZ_GG771572.1.
DR AlphaFoldDB; D7XIG1; -.
DR SMR; D7XIG1; -.
DR GeneID; 83578944; -.
DR HOGENOM; CLU_009116_7_2_6; -.
DR UniPathway; UPA00034; UER00015.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00462.
DR Proteomes; UP000005176; 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; cd04892; ACT_AK-like_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 InterPro; IPR036393; AceGlu_kinase-like_sf.
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; 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:SF5; HOMOSERINE DEHYDROGENASE; 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; 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; 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|PIRNR:PIRNR000727};
KW Kinase {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|PIRNR:PIRNR000727};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR000727};
KW Transferase {ECO:0000256|PIRNR:PIRNR000727}.
FT DOMAIN 12..284
FT /note="Aspartate/glutamate/uridylate kinase"
FT /evidence="ECO:0000259|Pfam:PF00696"
FT DOMAIN 465..600
FT /note="Aspartate/homoserine dehydrogenase NAD-binding"
FT /evidence="ECO:0000259|Pfam:PF03447"
FT DOMAIN 608..803
FT /note="Homoserine dehydrogenase catalytic"
FT /evidence="ECO:0000259|Pfam:PF00742"
SQ SEQUENCE 810 AA; 88888 MW; BD2515E3554F9B44 CRC64;
MSVIAQAGAK GRQLHKFGGS SLADVKCYLR VAGIMAEYSQ PDDMMVVSAA GSTTNQLINW
LKLSQTDRLS AHQVQQTLRR YQCDLISGLL PAEEADSLIS AFVSDLERLA ALLDSGINDA
VYAEVVGHGE VWSARLMSAV LNQQGLPAAW LDAREFLRAE RAAQPQVDEG LSYPLLQQLL
VQHPGKRLVV TGFISRNNAG ETVLLGRNGS DYSATQIGAL AGVSRVTIWS DVAGVYSADP
RKVKDACLLP LLRLDEASEL ARLAAPVLHA RTLQPVSGSE IDLQLRCSYT PDQGSTRIER
VLASGTGARI VTSHDDVCLI EFQVPASQDF KLAHKEIDQI LKRAQVRPLA VGVHNDRQLL
QFCYTSEVAD SALKILDEAG LPGELRLRQG LALVAMVGAG VTRNPLHCHR FWQQLKGQPV
EFTWQSDDGI SLVAVLRTGP TESLIQGLHQ SVFRAEKRIG LVLFGKGNIG SRWLELFARE
QSTLSARTGF EFVLAGVVDS RRSLLSYDGL DASRALAFFN DEAVEQDEES LFLWMRAHPY
DDLVVLDVTA SQQLADQYLD FASHGFHVIS ANKLAGASDS NKYRQIHDAF EKTGRHWLYN
ATVGAGLPIN HTVRDLIDSG DTILSISGIF SGTLSWLFLQ FDGSVPFTEL VDQAWQQGLT
EPDPRDDLSG KDVMRKLVIL AREAGYNIEP DQVRVESLVP AHCEGGSIDH FFENGDELNE
QMVQRLEAAR EMGLVLRYVA RFDANGKARV GVEAVREDHP LASLLPCDNV FAIESRWYRD
NPLVIRGPGA GRDVTAGAIQ SDINRLAQLL
//