PUR1_SYNE7
ID PUR1_SYNE7 Reviewed; 493 AA.
AC Q55038; Q31SD3;
DT 01-NOV-1997, integrated into UniProtKB/Swiss-Prot.
DT 01-NOV-1996, sequence version 1.
DT 03-AUG-2022, entry version 133.
DE RecName: Full=Amidophosphoribosyltransferase {ECO:0000255|HAMAP-Rule:MF_01931};
DE Short=ATase {ECO:0000255|HAMAP-Rule:MF_01931};
DE EC=2.4.2.14 {ECO:0000255|HAMAP-Rule:MF_01931};
DE AltName: Full=Glutamine phosphoribosylpyrophosphate amidotransferase {ECO:0000255|HAMAP-Rule:MF_01931};
DE Short=GPATase {ECO:0000255|HAMAP-Rule:MF_01931};
DE Flags: Precursor;
GN Name=purF {ECO:0000255|HAMAP-Rule:MF_01931};
GN OrderedLocusNames=Synpcc7942_0004;
OS Synechococcus elongatus (strain PCC 7942 / FACHB-805) (Anacystis nidulans
OS R2).
OC Bacteria; Cyanobacteria; Synechococcales; Synechococcaceae; Synechococcus.
OX NCBI_TaxID=1140;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX PubMed=8809759; DOI=10.1111/j.1365-2958.1996.tb02547.x;
RA Liu Y., Tsinoremas N.F., Golden S.S., Kondo T., Johnson C.H.;
RT "Circadian expression of genes involved in the purine biosynthetic pathway
RT of the cyanobacterium Synechococcus sp. strain PCC 7942.";
RL Mol. Microbiol. 20:1071-1081(1996).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 7942 / FACHB-805;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA Hammon N., Israni S., Pitluck S., Schmutz J., Larimer F., Land M.,
RA Kyrpides N., Lykidis A., Richardson P.;
RT "Complete sequence of chromosome 1 of Synechococcus elongatus PCC 7942.";
RL Submitted (AUG-2005) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the formation of phosphoribosylamine from
CC phosphoribosylpyrophosphate (PRPP) and glutamine. {ECO:0000255|HAMAP-
CC Rule:MF_01931}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5-phospho-beta-D-ribosylamine + diphosphate + L-glutamate = 5-
CC phospho-alpha-D-ribose 1-diphosphate + H2O + L-glutamine;
CC Xref=Rhea:RHEA:14905, ChEBI:CHEBI:15377, ChEBI:CHEBI:29985,
CC ChEBI:CHEBI:33019, ChEBI:CHEBI:58017, ChEBI:CHEBI:58359,
CC ChEBI:CHEBI:58681; EC=2.4.2.14; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01931};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01931};
CC Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000255|HAMAP-Rule:MF_01931};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01931};
CC Note=Binds 1 [4Fe-4S] cluster per subunit. {ECO:0000255|HAMAP-
CC Rule:MF_01931};
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 1/2. {ECO:0000255|HAMAP-Rule:MF_01931}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the purine/pyrimidine
CC phosphoribosyltransferase family. {ECO:0000255|HAMAP-Rule:MF_01931}.
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DR EMBL; U33211; AAA75107.1; -; Genomic_DNA.
DR EMBL; CP000100; ABB56036.1; -; Genomic_DNA.
DR PIR; S77612; S77612.
DR RefSeq; WP_011243803.1; NC_007604.1.
DR AlphaFoldDB; Q55038; -.
DR SMR; Q55038; -.
DR STRING; 1140.Synpcc7942_0004; -.
DR MEROPS; C44.001; -.
DR PRIDE; Q55038; -.
DR EnsemblBacteria; ABB56036; ABB56036; Synpcc7942_0004.
DR KEGG; syf:Synpcc7942_0004; -.
DR eggNOG; COG0034; Bacteria.
DR HOGENOM; CLU_022389_3_1_3; -.
DR OMA; ENAQPTF; -.
DR OrthoDB; 267682at2; -.
DR BioCyc; SYNEL:SYNPCC7942_0004-MON; -.
DR UniPathway; UPA00074; UER00124.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0004044; F:amidophosphoribosyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0006541; P:glutamine metabolic process; IEA:UniProtKB-KW.
DR GO; GO:0009113; P:purine nucleobase biosynthetic process; IEA:InterPro.
DR CDD; cd00715; GPATase_N; 1.
DR CDD; cd06223; PRTases_typeI; 1.
DR Gene3D; 3.40.50.2020; -; 1.
DR Gene3D; 3.60.20.10; -; 1.
DR HAMAP; MF_01931; PurF; 1.
DR InterPro; IPR017932; GATase_2_dom.
DR InterPro; IPR029055; Ntn_hydrolases_N.
DR InterPro; IPR000836; PRibTrfase_dom.
DR InterPro; IPR029057; PRTase-like.
DR InterPro; IPR005854; PurF.
DR InterPro; IPR035584; PurF_N.
DR Pfam; PF13537; GATase_7; 1.
DR Pfam; PF00156; Pribosyltran; 1.
DR PIRSF; PIRSF000485; Amd_phspho_trans; 1.
DR SUPFAM; SSF53271; SSF53271; 1.
DR SUPFAM; SSF56235; SSF56235; 1.
DR TIGRFAMs; TIGR01134; purF; 1.
DR PROSITE; PS51278; GATASE_TYPE_2; 1.
PE 3: Inferred from homology;
KW 4Fe-4S; Glutamine amidotransferase; Glycosyltransferase; Iron; Iron-sulfur;
KW Magnesium; Metal-binding; Purine biosynthesis; Transferase.
FT PROPEP 1..26
FT /evidence="ECO:0000250"
FT /id="PRO_0000029271"
FT CHAIN 27..493
FT /note="Amidophosphoribosyltransferase"
FT /id="PRO_0000029272"
FT DOMAIN 27..252
FT /note="Glutamine amidotransferase type-2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931"
FT ACT_SITE 27
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931"
FT BINDING 268
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931"
FT BINDING 315
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931"
FT BINDING 377
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931"
FT BINDING 378
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931"
FT BINDING 414
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931"
FT BINDING 465
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931"
FT BINDING 468
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931"
SQ SEQUENCE 493 AA; 53809 MW; E03508F8A922910C CRC64;
MIPTQPLTAD LDCDLGLERP DRPEEACGVF ALYAPGEEVA RMAYFGLYAL QHRGQESAGI
AVFEGDRVML HKDMGLVSQV FDPEILQQLQ GSLAVGHTRY STTGSSRIAN AQPALLETRL
GPVALAHNGN LVNTVELRQE LLAKNHELTT TTDSELIAFA IMEAVAEGQD WRGAIESACR
RSQGAFSLTI GTPEALYGTR DPNGIRPLVL GTLESNGQTR YVLSSETCGL DIIGADYVRD
IAPGEMVRIT DAGLESWTWA EAPQPKLCVF EMIYFARPDS LFHGESLYSY RRRIGQRLAK
EAPADVDLVL GVPDSGIPAA IGFSEALGIP YAEGLIKNRY VGRTFIQPTQ SMRETGIRMK
LNPLKDVLAG KRIAIIDDSI VRGTTSRKLV KALRDAGATE VHMRISSPPV THPCFYGIDT
DTQDQLIAAT RSVSEITEQI GVDSLAYLTE QGMLEATRES IGNFCTACFN GRYPIAIPEE
IKRSKLMLET VTA
