ID M1AYE1_SOLTU Unreviewed; 500 AA.
AC M1AYE1;
DT 03-APR-2013, integrated into UniProtKB/TrEMBL.
DT 03-APR-2013, sequence version 1.
DT 24-JAN-2024, entry version 62.
DE RecName: Full=Adenylosuccinate synthetase, chloroplastic {ECO:0000256|HAMAP-Rule:MF_03125};
DE Short=AMPSase {ECO:0000256|HAMAP-Rule:MF_03125};
DE Short=AdSS {ECO:0000256|HAMAP-Rule:MF_03125};
DE EC=6.3.4.4 {ECO:0000256|HAMAP-Rule:MF_03125};
DE AltName: Full=IMP--aspartate ligase {ECO:0000256|HAMAP-Rule:MF_03125};
GN Name=PURA {ECO:0000256|HAMAP-Rule:MF_03125};
GN Synonyms=102587028 {ECO:0000313|EnsemblPlants:PGSC0003DMT400032970};
OS Solanum tuberosum (Potato).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC asterids; lamiids; Solanales; Solanaceae; Solanoideae; Solaneae; Solanum.
OX NCBI_TaxID=4113 {ECO:0000313|EnsemblPlants:PGSC0003DMT400032970, ECO:0000313|Proteomes:UP000011115};
RN [1] {ECO:0000313|Proteomes:UP000011115}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=cv. DM1-3 516 R44 {ECO:0000313|Proteomes:UP000011115};
RX PubMed=21743474; DOI=10.1038/nature10158;
RG The Potato Genome Sequencing Consortium;
RT "Genome sequence and analysis of the tuber crop potato.";
RL Nature 475:189-195(2011).
RN [2] {ECO:0000313|EnsemblPlants:PGSC0003DMT400032970}
RP IDENTIFICATION.
RC STRAIN=DM1-3 516 R44 {ECO:0000313|EnsemblPlants:PGSC0003DMT400032970};
RG EnsemblPlants;
RL Submitted (JUN-2015) to UniProtKB.
CC -!- FUNCTION: Plays an important role in the de novo pathway and in the
CC salvage pathway of purine nucleotide biosynthesis. Catalyzes the first
CC commited step in the biosynthesis of AMP from IMP. {ECO:0000256|HAMAP-
CC Rule:MF_03125}.
CC -!- FUNCTION: Plays an important role in the de novo pathway of purine
CC nucleotide biosynthesis. {ECO:0000256|RuleBase:RU000520}.
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_03125, ECO:0000256|RuleBase:RU000520};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_03125};
CC Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000256|HAMAP-Rule:MF_03125};
CC -!- PATHWAY: Purine metabolism; AMP biosynthesis via de novo pathway; AMP
CC from IMP: step 1/2. {ECO:0000256|HAMAP-Rule:MF_03125,
CC ECO:0000256|RuleBase:RU000520}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738, ECO:0000256|HAMAP-
CC Rule:MF_03125}.
CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast {ECO:0000256|HAMAP-
CC Rule:MF_03125}.
CC -!- SIMILARITY: Belongs to the adenylosuccinate synthetase family.
CC {ECO:0000256|HAMAP-Rule:MF_03125, ECO:0000256|RuleBase:RU000520}.
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DR RefSeq; XP_006363151.1; XM_006363089.2.
DR AlphaFoldDB; M1AYE1; -.
DR STRING; 4113.M1AYE1; -.
DR PaxDb; 4113-PGSC0003DMT400032970; -.
DR EnsemblPlants; PGSC0003DMT400032970; PGSC0003DMT400032970; PGSC0003DMG400012663.
DR GeneID; 102587028; -.
DR Gramene; PGSC0003DMT400032970; PGSC0003DMT400032970; PGSC0003DMG400012663.
DR Gramene; RHC02H1G2400.2.1; RHC02H1G2400.2.1; RHC02H1G2400.2.
DR KEGG; sot:102587028; -.
DR eggNOG; KOG1355; Eukaryota.
DR HOGENOM; CLU_029848_0_0_1; -.
DR InParanoid; M1AYE1; -.
DR OMA; QSYVRFL; -.
DR OrthoDB; 122722at2759; -.
DR UniPathway; UPA00075; UER00335.
DR Proteomes; UP000011115; Unassembled WGS sequence.
DR GO; GO:0009507; C:chloroplast; IEA:UniProtKB-SubCell.
DR GO; GO:0005737; C:cytoplasm; IBA:GO_Central.
DR GO; GO:0004019; F:adenylosuccinate synthase activity; IBA:GO_Central.
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; IBA:GO_Central.
DR GO; GO:0046040; P:IMP metabolic process; IBA:GO_Central.
DR CDD; cd03108; AdSS; 1.
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 Gene3D; 3.90.170.10; Adenylosuccinate Synthetase, subunit A, domain 3; 1.
DR HAMAP; MF_00011; Adenylosucc_synth; 1.
DR InterPro; IPR018220; Adenylosuccin_syn_GTP-bd.
DR InterPro; IPR033128; Adenylosuccin_syn_Lys_AS.
DR InterPro; IPR042109; Adenylosuccinate_synth_dom1.
DR InterPro; IPR042110; Adenylosuccinate_synth_dom2.
DR InterPro; IPR042111; Adenylosuccinate_synth_dom3.
DR InterPro; IPR001114; Adenylosuccinate_synthetase.
DR InterPro; IPR027417; P-loop_NTPase.
DR NCBIfam; TIGR00184; purA; 1.
DR PANTHER; PTHR11846; ADENYLOSUCCINATE SYNTHETASE; 1.
DR PANTHER; PTHR11846:SF18; ADENYLOSUCCINATE SYNTHETASE, CHLOROPLASTIC; 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.
DR PROSITE; PS00513; ADENYLOSUCCIN_SYN_2; 1.
DR PROSITE; PS51257; PROKAR_LIPOPROTEIN; 1.
PE 3: Inferred from homology;
KW Chloroplast {ECO:0000256|HAMAP-Rule:MF_03125};
KW GTP-binding {ECO:0000256|ARBA:ARBA00023134, ECO:0000256|HAMAP-
KW Rule:MF_03125};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_03125};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_03125};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_03125};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_03125}; Plastid {ECO:0000256|HAMAP-Rule:MF_03125};
KW Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_03125}; Reference proteome {ECO:0000313|Proteomes:UP000011115}.
FT ACT_SITE 88
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT ACT_SITE 116
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT ACT_SITE 216
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU10134"
FT BINDING 87..93
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 88..91
FT /ligand="IMP"
FT /ligand_id="ChEBI:CHEBI:58053"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 88
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 113..116
FT /ligand="IMP"
FT /ligand_id="ChEBI:CHEBI:58053"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 115..117
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 115
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 205
FT /ligand="IMP"
FT /ligand_id="ChEBI:CHEBI:58053"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 219
FT /ligand="IMP"
FT /ligand_id="ChEBI:CHEBI:58053"
FT /ligand_note="ligand shared between dimeric partners"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 299
FT /ligand="IMP"
FT /ligand_id="ChEBI:CHEBI:58053"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 314
FT /ligand="IMP"
FT /ligand_id="ChEBI:CHEBI:58053"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 374..380
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 378
FT /ligand="IMP"
FT /ligand_id="ChEBI:CHEBI:58053"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 380
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 406..408
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
FT BINDING 489..491
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03125"
SQ SEQUENCE 500 AA; 54595 MW; 114A3D9C188E4D93 CRC64;
MNISTLRLDS NPITTATATH RNGILGCNGT YSCRFNQFQQ RKKTPSVIVC STKPLASVVD
HQGVNESGMS RIESLSQVSG VLGCQWGDEG KGKLVDILAK HFDIVARCQG GANAGHTIYN
SEGKKFALHL VPSGILNEET LCVIGNGVVV HLPGLFKEID GLEANGVSCQ GRILVSDRAH
LLFDFHQEID GLREAELAKS FIGTTKRGIG PCYSSKVIRN GLRVSDLRHM DTFPQKLDLL
LSDAAARFPG FKYGPDMLRE EVERYKKFAE RLEPFVADTV HFMNDAISQK KKILVEGGQA
TMLDIDFGTY PFVTSSSPSA GGICTGLGIA PRVVGDLVGV VKAYTTRVGS GPFPTEIMGK
GGDLLRFAGQ EFGTTTGRPR RCGWLDIVAL RFCCQINGFA SLNLTKLDVL SDLPEIQLGV
TYRHPDGSAL NSFPSDLRLL EQIKVEYEVL PGWKSDISSI RKYTDLPKAA REYVERIEEL
VGVPIHYIGI GPGRDALIYK
//
