ID   PUR2_HAEIN              Reviewed;         429 AA.
AC   P43845;
DT   01-NOV-1995, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1995, sequence version 1.
DT   02-SEP-2026, entry version 144.
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};
GN   OrderedLocusNames=HI_0888;
OS   Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd).
OC   Bacteria; Pseudomonadati; Pseudomonadota; Gammaproteobacteria;
OC   Pasteurellales; Pasteurellaceae; Haemophilus.
OX   NCBI_TaxID=71421;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 51907 / DSM 11121 / KW20 / Rd;
RX   PubMed=7542800; DOI=10.1126/science.7542800;
RA   Fleischmann R.D., Adams M.D., White O., Clayton R.A., Kirkness E.F.,
RA   Kerlavage A.R., Bult C.J., Tomb J.-F., Dougherty B.A., Merrick J.M.,
RA   McKenney K., Sutton G.G., FitzHugh W., Fields C.A., Gocayne J.D.,
RA   Scott J.D., Shirley R., Liu L.-I., Glodek A., Kelley J.M., Weidman J.F.,
RA   Phillips C.A., Spriggs T., Hedblom E., Cotton M.D., Utterback T.R.,
RA   Hanna M.C., Nguyen D.T., Saudek D.M., Brandon R.C., Fine L.D.,
RA   Fritchman J.L., Fuhrmann J.L., Geoghagen N.S.M., Gnehm C.L., McDonald L.A.,
RA   Small K.V., Fraser C.M., Smith H.O., Venter J.C.;
RT   "Whole-genome random sequencing and assembly of Haemophilus influenzae
RT   Rd.";
RL   Science 269:496-512(1995).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=5-phospho-beta-D-ribosylamine + glycine + ATP = N(1)-(5-
CC         phospho-beta-D-ribosyl)glycinamide + ADP + phosphate + H(+);
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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; L42023; AAC22545.1; -; Genomic_DNA.
DR   PIR; C64100; C64100.
DR   AlphaFoldDB; P43845; -.
DR   SMR; P43845; -.
DR   STRING; 71421.HI_0888; -.
DR   EnsemblBacteria; AAC22545; AAC22545; HI_0888.
DR   KEGG; hin:HI_0888; -.
DR   PATRIC; fig|71421.8.peg.930; -.
DR   eggNOG; COG0151; Bacteria.
DR   HOGENOM; CLU_027420_3_1_6; -.
DR   OrthoDB; 9807240at2; -.
DR   PhylomeDB; P43845; -.
DR   BioCyc; HINF71421:G1GJ1-928-MONOMER; -.
DR   UniPathway; UPA00074; UER00125.
DR   Proteomes; UP000000579; Chromosome.
DR   GO; GO:0005524; F:ATP binding; IEA:InterPro.
DR   GO; GO:0046872; F:metal ion binding; IEA:InterPro.
DR   GO; GO:0004637; F:phosphoribosylamine-glycine ligase activity; IBA:GO_Central.
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   FunFam; 3.30.470.20:FF:000031; Phosphoribosylamine--glycine ligase; 1.
DR   FunFam; 3.40.50.20:FF:000006; Phosphoribosylamine--glycine ligase, chloroplastic; 1.
DR   FunFam; 3.30.1490.20:FF:000006; phosphoribosylamine--glycine ligase, chloroplastic-like; 1.
DR   FunFam; 3.90.600.10:FF:000001; Trifunctional purine biosynthetic protein adenosine-3; 1.
DR   Gene3D; 3.40.50.20; -; 1.
DR   Gene3D; 3.30.1490.20; ATP-grasp fold, A domain; 1.
DR   Gene3D; 3.30.470.20; ATP-grasp fold, B domain; 1.
DR   Gene3D; 3.90.600.10; Phosphoribosylglycinamide synthetase, C-terminal domain; 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   NCBIfam; TIGR00877; purD; 1.
DR   PANTHER; PTHR43472; PHOSPHORIBOSYLAMINE--GLYCINE LIGASE; 1.
DR   PANTHER; PTHR43472:SF1; PHOSPHORIBOSYLAMINE--GLYCINE LIGASE, CHLOROPLASTIC; 1.
DR   Pfam; PF01071; GARS_A; 1.
DR   Pfam; PF02843; GARS_C; 1.
DR   Pfam; PF02844; GARS_N; 1.
DR   SMART; SM01209; GARS_A; 1.
DR   SMART; SM01210; GARS_C; 1.
DR   SUPFAM; SSF56059; Glutathione synthetase ATP-binding domain-like; 1.
DR   SUPFAM; SSF52440; PreATP-grasp domain; 1.
DR   SUPFAM; SSF51246; Rudiment single hybrid motif; 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; Reference proteome.
FT   CHAIN           1..429
FT                   /note="Phosphoribosylamine--glycine ligase"
FT                   /id="PRO_0000151452"
FT   DOMAIN          109..316
FT                   /note="ATP-grasp"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00138"
FT   BINDING         135..196
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
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"
FT   BINDING         288
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00138"
SQ   SEQUENCE   429 AA;  46248 MW;  3F31BC3B5B9D373B CRC64;
     MNILIIGNGG REHALAWKVA QSPLADKVFV APGNAGTALE HKVENVNISA TDIPALVKFA
     QDKQIGLTIV GPEAPLVIGV VDAFREAGLK IFGPAKAAAQ LEGSKAFTKD FLARHKIPTA
     EYQNFTEVEP ALTYLREKGT PIVVKADGLA AGKGVIVAMT LQEAEDAVRD MLSGNAFGEA
     GSRVVIEEFL DGEEASFIVM VDGKNVEPMA SSQDHKRVGE NDTGLNTGGM GAYSPAPVIT
     PEIHSRIMKE VIYPTVNGMA AEGNVYTGFL YAGLMIMPNG QPKVIEFNCR FGDPETQPIM
     LRLKSDLVEL CLKACDGKLD EVISQWDLRA SLGIVLAAEG YPKDYRKGDE ISGLPKSAVK
     NEKVFLAGVA EQEGKLVTNG GRVLCVTALG ESVFEAQQKA LKLAEQIQWS GRFYRRDIGY
     RAVERELQK
//