ID   PUR2_STRSU              Reviewed;         420 AA.
AC   Q9F1S9;
DT   16-MAY-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2001, sequence version 1.
DT   03-AUG-2022, entry version 87.
DE   RecName: Full=Phosphoribosylamine--glycine ligase {ECO:0000255|HAMAP-Rule:MF_00138};
DE            EC=6.3.4.13 {ECO:0000255|HAMAP-Rule:MF_00138};
DE   AltName: Full=GARS {ECO:0000255|HAMAP-Rule:MF_00138};
DE   AltName: Full=Glycinamide ribonucleotide synthetase {ECO:0000255|HAMAP-Rule:MF_00138};
DE   AltName: Full=Phosphoribosylglycinamide synthetase {ECO:0000255|HAMAP-Rule:MF_00138};
GN   Name=purD {ECO:0000255|HAMAP-Rule:MF_00138};
OS   Streptococcus suis.
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=1307;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=DAT1 / Serotype 2;
RX   PubMed=11133943; DOI=10.1128/jb.183.2.500-511.2001;
RA   Sekizaki T., Otani Y., Osaki M., Takamatsu D., Shimoji Y.;
RT   "Evidence for horizontal transfer of the SsuDAT1I restriction-modification
RT   genes to the Streptococcus suis genome.";
RL   J. Bacteriol. 183:500-511(2001).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=5-phospho-beta-D-ribosylamine + ATP + glycine = ADP + H(+) +
CC         N(1)-(5-phospho-beta-D-ribosyl)glycinamide + phosphate;
CC         Xref=Rhea:RHEA:17453, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:43474, ChEBI:CHEBI:57305, ChEBI:CHEBI:58681,
CC         ChEBI:CHEBI:143788, ChEBI:CHEBI:456216; EC=6.3.4.13;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00138};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000250};
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035; Evidence={ECO:0000250};
CC       Note=Binds 1 Mg(2+) or Mn(2+) ion per subunit. {ECO:0000250};
CC   -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway; N(1)-
CC       (5-phospho-D-ribosyl)glycinamide from 5-phospho-alpha-D-ribose 1-
CC       diphosphate: step 2/2. {ECO:0000255|HAMAP-Rule:MF_00138}.
CC   -!- SIMILARITY: Belongs to the GARS family. {ECO:0000255|HAMAP-
CC       Rule:MF_00138}.
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DR   EMBL; AB045609; BAB20832.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q9F1S9; -.
DR   SMR; Q9F1S9; -.
DR   STRING; 996306.SSUR61_1398; -.
DR   eggNOG; COG0151; Bacteria.
DR   UniPathway; UPA00074; UER00125.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0004637; F:phosphoribosylamine-glycine ligase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0009113; P:purine nucleobase biosynthetic process; IEA:InterPro.
DR   Gene3D; 3.30.1490.20; -; 1.
DR   Gene3D; 3.90.600.10; -; 1.
DR   HAMAP; MF_00138; GARS; 1.
DR   InterPro; IPR011761; ATP-grasp.
DR   InterPro; IPR013815; ATP_grasp_subdomain_1.
DR   InterPro; IPR016185; PreATP-grasp_dom_sf.
DR   InterPro; IPR020561; PRibGlycinamid_synth_ATP-grasp.
DR   InterPro; IPR000115; PRibGlycinamide_synth.
DR   InterPro; IPR020560; PRibGlycinamide_synth_C-dom.
DR   InterPro; IPR037123; PRibGlycinamide_synth_C_sf.
DR   InterPro; IPR020559; PRibGlycinamide_synth_CS.
DR   InterPro; IPR020562; PRibGlycinamide_synth_N.
DR   InterPro; IPR011054; Rudment_hybrid_motif.
DR   PANTHER; PTHR43472; PTHR43472; 1.
DR   Pfam; PF01071; GARS_A; 1.
DR   Pfam; PF02843; GARS_C; 1.
DR   Pfam; PF02844; GARS_N; 1.
DR   SMART; SM01210; GARS_C; 1.
DR   SUPFAM; SSF51246; SSF51246; 1.
DR   SUPFAM; SSF52440; SSF52440; 1.
DR   TIGRFAMs; TIGR00877; purD; 1.
DR   PROSITE; PS50975; ATP_GRASP; 1.
DR   PROSITE; PS00184; GARS; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Ligase; Magnesium; Manganese; Metal-binding;
KW   Nucleotide-binding; Purine biosynthesis.
FT   CHAIN           1..420
FT                   /note="Phosphoribosylamine--glycine ligase"
FT                   /id="PRO_0000151493"
FT   DOMAIN          108..314
FT                   /note="ATP-grasp"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00138"
FT   BINDING         134..195
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00138"
FT   BINDING         284
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00138"
FT   BINDING         286
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00138"
SQ   SEQUENCE   420 AA;  45333 MW;  14E9C2D29CDF6B9F CRC64;
     MKLLVVGSGG REHAIAKKLL ESEQVEQVFV APGNDGMTLD GIELINIGIS EHSALINFAK
     ENDIAWTFVG PDDALAAGIV DDFEQAGLKA FGPSRLAAEL EWSKDFAKQI MVKYGIPTAA
     FGTFSNFEEA KAYIEEQGAP IVVKADGLAL GKGVVVAETV EQAVEAAREM LLDNKFGDSG
     ARVVIEEFLA GEEFSLFALV NGDQFYILPT AQDHKRAFDG DQGPNTGGMG AYVHVPHLPQ
     SVVDTAVDTI VKPILEGMIT EGRSYLGVLY AGLILTDQGP KVIEFNARFG DPETQIILPR
     LTSDFAQNID DILHKRPTQL TWLNSGVTLG VVVASNGYPL DYEKGVTLPA KTEGDITTYY
     AGARFAENSR ALLSNGGRVY MLVTTADTVQ DAQEKIYSEL KNQDTTGLFY RTDIGSKAVK