ID PUR1_ECOLI Reviewed; 505 AA. AC P0AG16; P00496; P78092; P78191; P78192; Q47255; Q59425; DT 21-JUL-1986, integrated into UniProtKB/Swiss-Prot. DT 23-JAN-2007, sequence version 2. DT 27-MAR-2024, entry version 141. DE RecName: Full=Amidophosphoribosyltransferase {ECO:0000255|HAMAP-Rule:MF_01931, ECO:0000303|PubMed:6443594}; DE Short=ATase {ECO:0000255|HAMAP-Rule:MF_01931}; DE EC=2.4.2.14 {ECO:0000255|HAMAP-Rule:MF_01931, ECO:0000269|PubMed:372191}; DE AltName: Full=Glutamine phosphoribosylpyrophosphate amidotransferase {ECO:0000255|HAMAP-Rule:MF_01931, ECO:0000303|PubMed:372191}; DE Short=GPATase {ECO:0000255|HAMAP-Rule:MF_01931, ECO:0000303|PubMed:9333323}; GN Name=purF {ECO:0000255|HAMAP-Rule:MF_01931}; GN OrderedLocusNames=b2312, JW2309; OS Escherichia coli (strain K12). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; OC Enterobacteriaceae; Escherichia. OX NCBI_TaxID=83333; RN [1] {ECO:0000312|EMBL:CAA30971.1} RP NUCLEOTIDE SEQUENCE [GENOMIC DNA]. RC STRAIN=K12; RX PubMed=3047685; DOI=10.1093/nar/16.17.8717; RA Sampei G., Mizobuchi K.; RT "Nucleotide sequence of the Escherichia coli purF gene encoding RT amidophosphoribosyltransferase for de novo purine nucleotide synthesis."; RL Nucleic Acids Res. 16:8717-8717(1988). RN [2] {ECO:0000312|EMBL:AAA24453.1} RP NUCLEOTIDE SEQUENCE [GENOMIC DNA]. RX PubMed=6443594; DOI=10.1016/0065-2571(83)90016-x; RA Zalkin H.; RT "Structure, function, and regulation of amidophosphoribosyltransferase from RT prokaryotes."; RL Adv. Enzyme Regul. 21:225-237(1983). RN [3] {ECO:0000312|EMBL:AAA24452.1, ECO:0000312|EMBL:CAA23613.1} RP NUCLEOTIDE SEQUENCE [GENOMIC DNA]. RX PubMed=6277938; DOI=10.1016/s0021-9258(18)34810-5; RA Tso J.Y., Zalkin H., van Cleemput M., Yanofsky C., Smith J.M.; RT "Nucleotide sequence of Escherichia coli purF and deduced amino acid RT sequence of glutamine phosphoribosylpyrophosphate amidotransferase."; RL J. Biol. Chem. 257:3525-3531(1982). RN [4] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=K12 / W3110 / ATCC 27325 / DSM 5911; RX PubMed=9205837; DOI=10.1093/dnares/4.2.91; RA Yamamoto Y., Aiba H., Baba T., Hayashi K., Inada T., Isono K., Itoh T., RA Kimura S., Kitagawa M., Makino K., Miki T., Mitsuhashi N., Mizobuchi K., RA Mori H., Nakade S., Nakamura Y., Nashimoto H., Oshima T., Oyama S., RA Saito N., Sampei G., Satoh Y., Sivasundaram S., Tagami H., Takahashi H., RA Takeda J., Takemoto K., Uehara K., Wada C., Yamagata S., Horiuchi T.; RT "Construction of a contiguous 874-kb sequence of the Escherichia coli-K12 RT genome corresponding to 50.0-68.8 min on the linkage map and analysis of RT its sequence features."; RL DNA Res. 4:91-113(1997). RN [5] {ECO:0000312|EMBL:AAC75372.1} RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=K12 / MG1655 / ATCC 47076; RX PubMed=9278503; DOI=10.1126/science.277.5331.1453; RA Blattner F.R., Plunkett G. III, Bloch C.A., Perna N.T., Burland V., RA Riley M., Collado-Vides J., Glasner J.D., Rode C.K., Mayhew G.F., RA Gregor J., Davis N.W., Kirkpatrick H.A., Goeden M.A., Rose D.J., Mau B., RA Shao Y.; RT "The complete genome sequence of Escherichia coli K-12."; RL Science 277:1453-1462(1997). RN [6] {ECO:0000312|EMBL:BAA16158.2} RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=K12 / W3110 / ATCC 27325 / DSM 5911; RX PubMed=16738553; DOI=10.1038/msb4100049; RA Hayashi K., Morooka N., Yamamoto Y., Fujita K., Isono K., Choi S., RA Ohtsubo E., Baba T., Wanner B.L., Mori H., Horiuchi T.; RT "Highly accurate genome sequences of Escherichia coli K-12 strains MG1655 RT and W3110."; RL Mol. Syst. Biol. 2:E1-E5(2006). RN [7] {ECO:0000312|EMBL:AAA23969.1} RP NUCLEOTIDE SEQUENCE [GENOMIC DNA] OF 1-31 AND 483-505. RC STRAIN=K12; RX PubMed=3040734; DOI=10.1016/s0021-9258(18)45338-0; RA Nonet M.L., Marvel C.C., Tolan D.R.; RT "The hisT-purF region of the Escherichia coli K-12 chromosome. RT Identification of additional genes of the hisT and purF operons."; RL J. Biol. Chem. 262:12209-12217(1987). RN [8] RP PROTEIN SEQUENCE OF 2-24, AND ACTIVE SITE. RX PubMed=7037784; DOI=10.1016/s0021-9258(18)34811-7; RA Tso J.Y., Hermodson M.A., Zalkin H.; RT "Glutamine phosphoribosylpyrophosphate amidotransferase from cloned RT Escherichia coli purF. NH2-terminal amino acid sequence, identification of RT the glutamine site, and trace metal analysis."; RL J. Biol. Chem. 257:3532-3536(1982). RN [9] RP FUNCTION, CATALYTIC ACTIVITY, ACTIVITY REGULATION, BIOPHYSICOCHEMICAL RP PROPERTIES, AND PATHWAY. RX PubMed=372191; DOI=10.1016/s0021-9258(18)50771-7; RA Messenger L.J., Zalkin H.; RT "Glutamine phosphoribosylpyrophosphate amidotransferase from Escherichia RT coli. Purification and properties."; RL J. Biol. Chem. 254:3382-3392(1979). RN [10] RP IDENTIFICATION BY 2D-GEL. RX PubMed=9298644; DOI=10.1002/elps.1150180805; RA VanBogelen R.A., Abshire K.Z., Moldover B., Olson E.R., Neidhardt F.C.; RT "Escherichia coli proteome analysis using the gene-protein database."; RL Electrophoresis 18:1243-1251(1997). RN [11] RP X-RAY CRYSTALLOGRAPHY (2.7 ANGSTROMS). RX PubMed=9333323; DOI=10.1021/bi9714114; RA Krahn J.M., Kim J.H., Burns M.R., Parry R.J., Zalkin H., Smith J.L.; RT "Coupled formation of an amidotransferase interdomain ammonia channel and a RT phosphoribosyltransferase active site."; RL Biochemistry 36:11061-11068(1997). RN [12] RP X-RAY CRYSTALLOGRAPHY (2.0 ANGSTROMS), AND SUBUNIT. RX PubMed=9514258; DOI=10.1002/pro.5560070104; RA Muchmore C.R.A., Krahn J.M., Kim J.H., Zalkin H., Smith J.L.; RT "Crystal structure of glutamine phosphoribosylpyrophosphate RT amidotransferase from Escherichia coli."; RL Protein Sci. 7:39-51(1998). CC -!- FUNCTION: Catalyzes the formation of phosphoribosylamine from CC phosphoribosylpyrophosphate (PRPP) and glutamine. Can also use NH(3) in CC place of glutamine. {ECO:0000269|PubMed:372191}. 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, ECO:0000269|PubMed:372191}; CC -!- COFACTOR: CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000255|HAMAP- CC Rule:MF_01931}; CC Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000255|HAMAP-Rule:MF_01931}; CC -!- ACTIVITY REGULATION: Inhibited by iodoacetamide and by the glutamine CC analogs chloroketone and DON. {ECO:0000269|PubMed:372191}. CC -!- BIOPHYSICOCHEMICAL PROPERTIES: CC Kinetic parameters: CC KM=0.067 mM for phosphoribosylpyrophosphate CC {ECO:0000269|PubMed:372191}; CC KM=1.7 mM for glutamine {ECO:0000269|PubMed:372191}; CC KM=8.8 mM for NH(3) {ECO:0000269|PubMed:372191}; 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 ECO:0000269|PubMed:372191}. CC -!- SUBUNIT: Homotetramer. {ECO:0000269|PubMed:9514258}. CC -!- SIMILARITY: In the C-terminal section; belongs to the purine/pyrimidine CC phosphoribosyltransferase family. {ECO:0000255|HAMAP-Rule:MF_01931, CC ECO:0000305}. 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; X12423; CAA30971.1; -; Genomic_DNA. DR EMBL; V00322; CAA23613.1; -; Genomic_DNA. DR EMBL; M26893; AAA24453.1; -; Genomic_DNA. DR EMBL; J01666; AAA24452.1; -; Genomic_DNA. DR EMBL; U00096; AAC75372.1; -; Genomic_DNA. DR EMBL; AP009048; BAA16158.2; -; Genomic_DNA. DR EMBL; AH000881; AAA23969.1; ALT_SEQ; Genomic_DNA. DR PIR; F65003; XQEC. DR RefSeq; NP_416815.1; NC_000913.3. DR RefSeq; WP_000334220.1; NZ_STEB01000008.1. DR PDB; 1ECB; X-ray; 2.70 A; A/B/C/D=2-505. DR PDB; 1ECC; X-ray; 2.40 A; A/B=2-505. DR PDB; 1ECF; X-ray; 2.00 A; A/B=2-505. DR PDB; 1ECG; X-ray; 2.30 A; A/B=2-505. DR PDB; 1ECJ; X-ray; 2.50 A; A/B/C/D=2-505. DR PDB; 6CZF; X-ray; 1.95 A; A/B/C/D=2-499. DR PDB; 6OTT; X-ray; 2.55 A; A/B=2-505. DR PDBsum; 1ECB; -. DR PDBsum; 1ECC; -. DR PDBsum; 1ECF; -. DR PDBsum; 1ECG; -. DR PDBsum; 1ECJ; -. DR PDBsum; 6CZF; -. DR PDBsum; 6OTT; -. DR AlphaFoldDB; P0AG16; -. DR SMR; P0AG16; -. DR BioGRID; 4261075; 7. DR STRING; 511145.b2312; -. DR DrugBank; DB04296; 5-Oxo-L-Norleucine. DR DrugBank; DB03942; Carboxylic PRPP. DR DrugBank; DB01972; Guanosine-5'-Monophosphate. DR MEROPS; C44.001; -. DR jPOST; P0AG16; -. DR PaxDb; 511145-b2312; -. DR EnsemblBacteria; AAC75372; AAC75372; b2312. DR GeneID; 75172440; -. DR GeneID; 946794; -. DR KEGG; ecj:JW2309; -. DR KEGG; eco:b2312; -. DR PATRIC; fig|1411691.4.peg.4422; -. DR EchoBASE; EB0787; -. DR eggNOG; COG0034; Bacteria. DR InParanoid; P0AG16; -. DR OMA; IRHFGVK; -. DR OrthoDB; 9801213at2; -. DR PhylomeDB; P0AG16; -. DR BioCyc; EcoCyc:PRPPAMIDOTRANS-MONOMER; -. DR BioCyc; MetaCyc:PRPPAMIDOTRANS-MONOMER; -. DR BRENDA; 2.4.2.14; 2026. DR SABIO-RK; P0AG16; -. DR UniPathway; UPA00074; UER00124. DR EvolutionaryTrace; P0AG16; -. DR PHI-base; PHI:8488; -. DR PRO; PR:P0AG16; -. DR Proteomes; UP000000318; Chromosome. DR Proteomes; UP000000625; Chromosome. DR GO; GO:0005737; C:cytoplasm; IDA:EcoliWiki. DR GO; GO:0005829; C:cytosol; IDA:EcoCyc. DR GO; GO:0004044; F:amidophosphoribosyltransferase activity; IDA:EcoCyc. DR GO; GO:0016757; F:glycosyltransferase activity; IDA:EcoliWiki. DR GO; GO:0097216; F:guanosine tetraphosphate binding; IDA:EcoCyc. DR GO; GO:0042802; F:identical protein binding; IDA:EcoCyc. DR GO; GO:0000287; F:magnesium ion binding; IDA:EcoCyc. DR GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniRule. DR GO; GO:0006541; P:glutamine metabolic process; IDA:EcoliWiki. DR GO; GO:0009113; P:purine nucleobase biosynthetic process; IEA:InterPro. DR GO; GO:0006164; P:purine nucleotide biosynthetic process; IDA:EcoliWiki. DR CDD; cd00715; GPATase_N; 1. DR CDD; cd06223; PRTases_typeI; 1. DR DisProt; DP00578; -. DR Gene3D; 3.40.50.2020; -; 1. DR Gene3D; 3.60.20.10; Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1; 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 NCBIfam; TIGR01134; purF; 1. DR PANTHER; PTHR11907; AMIDOPHOSPHORIBOSYLTRANSFERASE; 1. DR PANTHER; PTHR11907:SF0; AMIDOPHOSPHORIBOSYLTRANSFERASE; 1. DR Pfam; PF13522; GATase_6; 1. DR Pfam; PF00156; Pribosyltran; 1. DR PIRSF; PIRSF000485; Amd_phspho_trans; 1. DR SUPFAM; SSF56235; N-terminal nucleophile aminohydrolases (Ntn hydrolases); 1. DR SUPFAM; SSF53271; PRTase-like; 1. DR PROSITE; PS51278; GATASE_TYPE_2; 1. DR PROSITE; PS00103; PUR_PYR_PR_TRANSFER; 1. PE 1: Evidence at protein level; KW 3D-structure; Direct protein sequencing; Glutamine amidotransferase; KW Glycosyltransferase; Magnesium; Metal-binding; Purine biosynthesis; KW Reference proteome; Transferase. FT INIT_MET 1 FT /note="Removed" FT /evidence="ECO:0000269|PubMed:7037784" FT CHAIN 2..505 FT /note="Amidophosphoribosyltransferase" FT /id="PRO_0000139638" FT DOMAIN 2..236 FT /note="Glutamine amidotransferase type-2" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931" FT ACT_SITE 2 FT /note="Nucleophile" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931, FT ECO:0000269|PubMed:7037784" FT BINDING 305 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931" FT BINDING 367 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931" FT BINDING 368 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01931" FT CONFLICT 45..46 FT /note="LR -> SL (in Ref. 2; AAA24453 and 3; FT CAA23613/AAA24452)" FT /evidence="ECO:0000305" FT CONFLICT 50 FT /note="G -> A (in Ref. 2; AAA24453 and 3; FT CAA23613/AAA24452)" FT /evidence="ECO:0000305" FT CONFLICT 213..230 FT /note="ALDTLGFDFLRDVAPGEA -> GSIRWALISCVTSRRAR (in Ref. 2; FT AAA24453 and 3; CAA23613/AAA24452)" FT /evidence="ECO:0000305" FT CONFLICT 277 FT /note="V -> A (in Ref. 2; AAA24453 and 3; FT CAA23613/AAA24452)" FT /evidence="ECO:0000305" FT CONFLICT 283 FT /note="L -> V (in Ref. 2; AAA24453 and 3; FT CAA23613/AAA24452)" FT /evidence="ECO:0000305" FT CONFLICT 337 FT /note="M -> I (in Ref. 2; AAA24453)" FT /evidence="ECO:0000305" FT CONFLICT 386 FT /note="A -> R (in Ref. 1; CAA30971)" FT /evidence="ECO:0000305" FT CONFLICT 494 FT /note="N -> S (in Ref. 2; AAA24453 and 3; FT CAA23613/AAA24452)" FT /evidence="ECO:0000305" FT STRAND 3..8 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 14..23 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 25..27 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 30..37 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 43..50 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 52..55 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 58..63 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 66..74 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 78..80 FT /evidence="ECO:0007829|PDB:1ECJ" FT HELIX 83..85 FT /evidence="ECO:0007829|PDB:1ECC" FT STRAND 89..91 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 93..95 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 97..105 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 108..119 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 128..140 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 145..147 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 150..163 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 166..174 FT /evidence="ECO:0007829|PDB:6CZF" FT TURN 175..177 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 178..183 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 192..197 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 199..201 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 203..210 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 211..216 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 220..224 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 229..237 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 239..243 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 245..247 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 254..258 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 272..290 FT /evidence="ECO:0007829|PDB:6CZF" FT TURN 291..293 FT /evidence="ECO:0007829|PDB:1ECF" FT STRAND 298..301 FT /evidence="ECO:0007829|PDB:6CZF" FT TURN 303..306 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 307..317 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 325..327 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 338..340 FT /evidence="ECO:0007829|PDB:1ECF" FT HELIX 346..350 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 351..353 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 355..357 FT /evidence="ECO:0007829|PDB:6CZF" FT TURN 358..360 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 363..368 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 371..373 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 374..385 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 389..397 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 406..408 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 413..415 FT /evidence="ECO:0007829|PDB:6CZF" FT TURN 417..420 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 423..430 FT /evidence="ECO:0007829|PDB:6CZF" FT STRAND 433..437 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 440..448 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 460..463 FT /evidence="ECO:0007829|PDB:6CZF" FT HELIX 473..498 FT /evidence="ECO:0007829|PDB:6CZF" SQ SEQUENCE 505 AA; 56488 MW; 50FD08EA85E6F2A8 CRC64; MCGIVGIAGV MPVNQSIYDA LTVLQHRGQD AAGIITIDAN NCFRLRKANG LVSDVFEARH MQRLQGNMGI GHVRYPTAGS SSASEAQPFY VNSPYGITLA HNGNLTNAHE LRKKLFEEKR RHINTTSDSE ILLNIFASEL DNFRHYPLEA DNIFAAIAAT NRLIRGAYAC VAMIIGHGMV AFRDPNGIRP LVLGKRDIDE NRTEYMVASE SVALDTLGFD FLRDVAPGEA IYITEEGQLF TRQCADNPVS NPCLFEYVYF ARPDSFIDKI SVYSARVNMG TKLGEKIARE WEDLDIDVVI PIPETSCDIA LEIARILGKP YRQGFVKNRY VGRTFIMPGQ QLRRKSVRRK LNANRAEFRD KNVLLVDDSI VRGTTSEQII EMAREAGAKK VYLASAAPEI RFPNVYGIDM PSATELIAHG REVDEIRQII GADGLIFQDL NDLIDAVRAE NPDIQQFECS VFNGVYVTKD VDQGYLDFLD TLRNDDAKAV QRQNEVENLE MHNEG //