ID   ASSY_ECODH              Reviewed;         447 AA.
AC   B1XGY3;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   20-MAY-2008, sequence version 1.
DT   27-MAR-2024, entry version 85.
DE   RecName: Full=Argininosuccinate synthase {ECO:0000255|HAMAP-Rule:MF_00581};
DE            EC=6.3.4.5 {ECO:0000255|HAMAP-Rule:MF_00581};
DE   AltName: Full=Citrulline--aspartate ligase {ECO:0000255|HAMAP-Rule:MF_00581};
GN   Name=argG {ECO:0000255|HAMAP-Rule:MF_00581};
GN   OrderedLocusNames=ECDH10B_3346;
OS   Escherichia coli (strain K12 / DH10B).
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=316385;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=K12 / DH10B;
RX   PubMed=18245285; DOI=10.1128/jb.01695-07;
RA   Durfee T., Nelson R., Baldwin S., Plunkett G. III, Burland V., Mau B.,
RA   Petrosino J.F., Qin X., Muzny D.M., Ayele M., Gibbs R.A., Csorgo B.,
RA   Posfai G., Weinstock G.M., Blattner F.R.;
RT   "The complete genome sequence of Escherichia coli DH10B: insights into the
RT   biology of a laboratory workhorse.";
RL   J. Bacteriol. 190:2597-2606(2008).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-aspartate + L-citrulline = 2-(N(omega)-L-
CC         arginino)succinate + AMP + diphosphate + H(+); Xref=Rhea:RHEA:10932,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:29991, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:33019, ChEBI:CHEBI:57472, ChEBI:CHEBI:57743,
CC         ChEBI:CHEBI:456215; EC=6.3.4.5; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_00581};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-arginine biosynthesis; L-arginine
CC       from L-ornithine and carbamoyl phosphate: step 2/3. {ECO:0000255|HAMAP-
CC       Rule:MF_00581}.
CC   -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_00581}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00581}.
CC   -!- SIMILARITY: Belongs to the argininosuccinate synthase family. Type 2
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_00581}.
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DR   EMBL; CP000948; ACB04250.1; -; Genomic_DNA.
DR   RefSeq; WP_000207680.1; NC_010473.1.
DR   AlphaFoldDB; B1XGY3; -.
DR   SMR; B1XGY3; -.
DR   KEGG; ecd:ECDH10B_3346; -.
DR   HOGENOM; CLU_032784_4_1_6; -.
DR   UniPathway; UPA00068; UER00113.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0004055; F:argininosuccinate synthase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0042803; F:protein homodimerization activity; IEA:InterPro.
DR   GO; GO:0006526; P:arginine biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd01999; Argininosuccinate_Synthase; 1.
DR   Gene3D; 1.10.287.400; -; 1.
DR   Gene3D; 3.90.1260.10; Argininosuccinate synthetase, chain A, domain 2; 1.
DR   Gene3D; 3.40.50.620; HUPs; 1.
DR   HAMAP; MF_00581; Arg_succ_synth_type2; 1.
DR   InterPro; IPR023437; Arg_succ_synth_type2_subfam.
DR   InterPro; IPR048268; Arginosuc_syn_C.
DR   InterPro; IPR048267; Arginosuc_syn_N.
DR   InterPro; IPR001518; Arginosuc_synth.
DR   InterPro; IPR018223; Arginosuc_synth_CS.
DR   InterPro; IPR023434; Arginosuc_synth_type_1_subfam.
DR   InterPro; IPR024074; AS_cat/multimer_dom_body.
DR   InterPro; IPR024073; AS_multimer_C_tail.
DR   InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR   NCBIfam; TIGR00032; argG; 1.
DR   PANTHER; PTHR11587; ARGININOSUCCINATE SYNTHASE; 1.
DR   PANTHER; PTHR11587:SF2; ARGININOSUCCINATE SYNTHASE; 1.
DR   Pfam; PF20979; Arginosuc_syn_C; 1.
DR   Pfam; PF00764; Arginosuc_synth; 1.
DR   SUPFAM; SSF52402; Adenine nucleotide alpha hydrolases-like; 1.
DR   SUPFAM; SSF69864; Argininosuccinate synthetase, C-terminal domain; 1.
DR   PROSITE; PS00564; ARGININOSUCCIN_SYN_1; 1.
DR   PROSITE; PS00565; ARGININOSUCCIN_SYN_2; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Arginine biosynthesis; ATP-binding; Cytoplasm;
KW   Ligase; Nucleotide-binding.
FT   CHAIN           1..447
FT                   /note="Argininosuccinate synthase"
FT                   /id="PRO_1000129749"
FT   BINDING         17..25
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         43
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         99
FT                   /ligand="L-citrulline"
FT                   /ligand_id="ChEBI:CHEBI:57743"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         129
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         131
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         131
FT                   /ligand="L-aspartate"
FT                   /ligand_id="ChEBI:CHEBI:29991"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         135
FT                   /ligand="L-aspartate"
FT                   /ligand_id="ChEBI:CHEBI:29991"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         135
FT                   /ligand="L-citrulline"
FT                   /ligand_id="ChEBI:CHEBI:57743"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         136
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         136
FT                   /ligand="L-aspartate"
FT                   /ligand_id="ChEBI:CHEBI:29991"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         139
FT                   /ligand="L-citrulline"
FT                   /ligand_id="ChEBI:CHEBI:57743"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         192
FT                   /ligand="L-citrulline"
FT                   /ligand_id="ChEBI:CHEBI:57743"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         194
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         201
FT                   /ligand="L-citrulline"
FT                   /ligand_id="ChEBI:CHEBI:57743"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         203
FT                   /ligand="L-citrulline"
FT                   /ligand_id="ChEBI:CHEBI:57743"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
FT   BINDING         280
FT                   /ligand="L-citrulline"
FT                   /ligand_id="ChEBI:CHEBI:57743"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00581"
SQ   SEQUENCE   447 AA;  49898 MW;  D5E7E51BD06E1813 CRC64;
     MTTILKHLPV GQRIGIAFSG GLDTSAALLW MRQKGAVPYA YTANLGQPDE EDYDAIPRRA
     MEYGAENARL IDCRKQLVAE GIAAIQCGAF HNTTGGLTYF NTTPLGRAVT GTMLVAAMKE
     DGVNIWGDGS TYKGNDIERF YRYGLLTNAE LQIYKPWLDT DFIDELGGRH EMSEFMIACG
     FDYKMSVEKA YSTDSNMLGA THEAKDLEYL NSSVKIVNPI MGVKFWDESV KIPAEEVTVR
     FEQGHPVALN GKTFSDDVEM MLEANRIGGR HGLGMSDQIE NRIIEAKSRG IYEAPGMALL
     HIAYERLLTG IHNEDTIEQY HAHGRQLGRL LYQGRWFDSQ ALMLRDSLQR WVASQITGEV
     TLELRRGNDY SILNTVSENL TYKPERLTME KGDSVFSPDD RIGQLTMRNL DITDTREKLF
     GYAKTGLLSS SAASGVPQVE NLENKGQ
//