ID A0A226HL80_9FLAO Unreviewed; 360 AA.
AC A0A226HL80;
DT 25-OCT-2017, integrated into UniProtKB/TrEMBL.
DT 25-OCT-2017, sequence version 1.
DT 24-JAN-2024, entry version 21.
DE RecName: Full=Adenylosuccinate synthetase {ECO:0000256|HAMAP-Rule:MF_00011, ECO:0000256|RuleBase:RU000520};
DE Short=AMPSase {ECO:0000256|HAMAP-Rule:MF_00011};
DE Short=AdSS {ECO:0000256|HAMAP-Rule:MF_00011};
DE EC=6.3.4.4 {ECO:0000256|HAMAP-Rule:MF_00011, ECO:0000256|RuleBase:RU000520};
DE AltName: Full=IMP--aspartate ligase {ECO:0000256|HAMAP-Rule:MF_00011};
GN Name=purA {ECO:0000256|HAMAP-Rule:MF_00011};
GN ORFNames=B0A66_04285 {ECO:0000313|EMBL:OXA94945.1};
OS Flavobacterium hercynium.
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae; Flavobacterium.
OX NCBI_TaxID=387094 {ECO:0000313|EMBL:OXA94945.1, ECO:0000313|Proteomes:UP000198345};
RN [1] {ECO:0000313|EMBL:OXA94945.1, ECO:0000313|Proteomes:UP000198345}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 18292 {ECO:0000313|EMBL:OXA94945.1,
RC ECO:0000313|Proteomes:UP000198345};
RA Stine C., Li C., Tadesse D.;
RT "Whole genomes of Flavobacteriaceae.";
RL Submitted (NOV-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Plays an important role in the de novo pathway of purine
CC nucleotide biosynthesis. Catalyzes the first committed step in the
CC biosynthesis of AMP from IMP. {ECO:0000256|HAMAP-Rule:MF_00011}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=GTP + IMP + L-aspartate = GDP + 2 H(+) + N(6)-(1,2-
CC dicarboxyethyl)-AMP + phosphate; Xref=Rhea:RHEA:15753,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:29991, ChEBI:CHEBI:37565,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57567, ChEBI:CHEBI:58053,
CC ChEBI:CHEBI:58189; EC=6.3.4.4; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_00011, ECO:0000256|RuleBase:RU000520};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00011};
CC Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000256|HAMAP-Rule:MF_00011};
CC -!- PATHWAY: Purine metabolism; AMP biosynthesis via de novo pathway; AMP
CC from IMP: step 1/2. {ECO:0000256|HAMAP-Rule:MF_00011,
CC ECO:0000256|RuleBase:RU000520}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00011}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00011}.
CC -!- SIMILARITY: Belongs to the adenylosuccinate synthetase family.
CC {ECO:0000256|HAMAP-Rule:MF_00011, ECO:0000256|RuleBase:RU000520}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00011}.
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:OXA94945.1}.
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DR EMBL; MUGW01000008; OXA94945.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A226HL80; -.
DR OrthoDB; 3959406at2; -.
DR UniPathway; UPA00075; UER00335.
DR Proteomes; UP000198345; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004019; F:adenylosuccinate synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0044208; P:'de novo' AMP biosynthetic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.40.440.10; Adenylosuccinate Synthetase, subunit A, domain 1; 1.
DR Gene3D; 1.10.300.10; Adenylosuccinate Synthetase, subunit A, domain 2; 1.
DR HAMAP; MF_00011; Adenylosucc_synth; 1.
DR InterPro; IPR018220; Adenylosuccin_syn_GTP-bd.
DR InterPro; IPR042109; Adenylosuccinate_synth_dom1.
DR InterPro; IPR042110; Adenylosuccinate_synth_dom2.
DR InterPro; IPR001114; Adenylosuccinate_synthetase.
DR InterPro; IPR027417; P-loop_NTPase.
DR PANTHER; PTHR11846; ADENYLOSUCCINATE SYNTHETASE; 1.
DR PANTHER; PTHR11846:SF0; ADENYLOSUCCINATE SYNTHETASE; 1.
DR Pfam; PF00709; Adenylsucc_synt; 1.
DR SMART; SM00788; Adenylsucc_synt; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR PROSITE; PS01266; ADENYLOSUCCIN_SYN_1; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00011};
KW GTP-binding {ECO:0000256|ARBA:ARBA00023134, ECO:0000256|HAMAP-
KW Rule:MF_00011};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00011};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_00011};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00011};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00011};
KW Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_00011}; Reference proteome {ECO:0000313|Proteomes:UP000198345}.
FT ACT_SITE 14
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00011"
FT ACT_SITE 44
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00011"
FT BINDING 13..19
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00011"
FT BINDING 14..17
FT /ligand="IMP"
FT /ligand_id="ChEBI:CHEBI:58053"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00011"
FT BINDING 14
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00011"
FT BINDING 210
FT /ligand="IMP"
FT /ligand_id="ChEBI:CHEBI:58053"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00011"
FT BINDING 225
FT /ligand="IMP"
FT /ligand_id="ChEBI:CHEBI:58053"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00011"
FT BINDING 287
FT /ligand="IMP"
FT /ligand_id="ChEBI:CHEBI:58053"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00011"
FT BINDING 321..323
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00011"
SQ SEQUENCE 360 AA; 40936 MW; 9CC8A831599CEB03 CRC64;
MKTAKIVIGL GFGDEGKGIT TDFLAKQNPE SIVIRFSGGQ QAAHTVMIGD RKHVHSSFAS
GALRGLPSYF SEHCTIHPVF LVNEAEELKA QNGSLELYIH PLAKITTPFD VWHNRSNAKN
IDHGTCGKGV GSTMKRNEGP YKLFAIDLIA PREMLIEKLS KIAYYYGFLD PLEVDHEVSH
YIETIEKTKW NICDYSFLAK YDHLIFEGSQ GILLDMDHGV FPNVTYANTT SKNAIEICTK
LKIEDVEVYY VTRSYATRHG HGWMSNEREL KLKNDEEETC VFNTYQKHLR FGDLDYKLLN
YALKLDAAYS PGAKRSLVVT CMDQLEKDYD FEKLTTEFNE IYGSFSPDSK DFKQITSLFQ
//