ID A0A2T6E4X9_9GAMM Unreviewed; 506 AA.
AC A0A2T6E4X9;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 27-MAR-2024, entry version 20.
DE RecName: Full=Amidophosphoribosyltransferase {ECO:0000256|HAMAP-Rule:MF_01931};
DE Short=ATase {ECO:0000256|HAMAP-Rule:MF_01931};
DE EC=2.4.2.14 {ECO:0000256|HAMAP-Rule:MF_01931};
DE AltName: Full=Glutamine phosphoribosylpyrophosphate amidotransferase {ECO:0000256|HAMAP-Rule:MF_01931};
DE Short=GPATase {ECO:0000256|HAMAP-Rule:MF_01931};
GN Name=purF {ECO:0000256|HAMAP-Rule:MF_01931};
GN ORFNames=BGP77_03840 {ECO:0000313|EMBL:PTY36440.1};
OS Saccharospirillum sp. MSK14-1.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Saccharospirillaceae; Saccharospirillum.
OX NCBI_TaxID=1897632 {ECO:0000313|EMBL:PTY36440.1, ECO:0000313|Proteomes:UP000244044};
RN [1] {ECO:0000313|EMBL:PTY36440.1, ECO:0000313|Proteomes:UP000244044}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MSK14-1 {ECO:0000313|EMBL:PTY36440.1,
RC ECO:0000313|Proteomes:UP000244044};
RA Nakajima Y., Yoshizawa S., Ogura Y., Hayashi T., Kogure K.;
RT "Draft genome of Saccharospirillum sp. MSK14-1.";
RL Submitted (AUG-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the formation of phosphoribosylamine from
CC phosphoribosylpyrophosphate (PRPP) and glutamine. {ECO:0000256|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:0000256|HAMAP-
CC Rule:MF_01931, ECO:0000256|PIRNR:PIRNR000485};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01931,
CC ECO:0000256|PIRSR:PIRSR000485-2};
CC Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000256|HAMAP-Rule:MF_01931,
CC ECO:0000256|PIRSR:PIRSR000485-2};
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:0000256|ARBA:ARBA00005209,
CC ECO:0000256|HAMAP-Rule:MF_01931, ECO:0000256|PIRNR:PIRNR000485}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the purine/pyrimidine
CC phosphoribosyltransferase family. {ECO:0000256|ARBA:ARBA00010138,
CC ECO:0000256|HAMAP-Rule:MF_01931, ECO:0000256|PIRNR:PIRNR000485}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_01931}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:PTY36440.1}.
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DR EMBL; MIES01000033; PTY36440.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2T6E4X9; -.
DR OrthoDB; 9801213at2; -.
DR UniPathway; UPA00074; UER00124.
DR Proteomes; UP000244044; Unassembled WGS sequence.
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; 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.
PE 3: Inferred from homology;
KW Glutamine amidotransferase {ECO:0000256|HAMAP-Rule:MF_01931};
KW Glycosyltransferase {ECO:0000256|ARBA:ARBA00022676, ECO:0000256|HAMAP-
KW Rule:MF_01931};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_01931, ECO:0000256|PIRSR:PIRSR000485-
KW 2};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_01931,
KW ECO:0000256|PIRSR:PIRSR000485-2};
KW Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_01931}; Reference proteome {ECO:0000313|Proteomes:UP000244044};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_01931,
KW ECO:0000256|PIRNR:PIRNR000485}.
FT DOMAIN 2..235
FT /note="Glutamine amidotransferase type-2"
FT /evidence="ECO:0000259|PROSITE:PS51278"
FT REGION 484..506
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 2
FT /note="Nucleophile"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01931,
FT ECO:0000256|PIRSR:PIRSR000485-1"
FT BINDING 304
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01931,
FT ECO:0000256|PIRSR:PIRSR000485-2"
FT BINDING 366
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01931,
FT ECO:0000256|PIRSR:PIRSR000485-2"
FT BINDING 367
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01931,
FT ECO:0000256|PIRSR:PIRSR000485-2"
SQ SEQUENCE 506 AA; 55986 MW; A600678421E43F5D CRC64;
MCGIVGIVSD TAVNQHLYDA LTVLQHRGQD AAGIVTEDAG RFYLRKSNGL VRDVFRSSHM
QRLSGTAGIG HVRYPTAGSS STSESQPFYV NSPYGIVLAH NGNLTNSAEL NSALYRSDLR
HVNTTSDSEV LLNVFAHELQ LQGKLQPEAD DIFSAVAAVH RRCRGAYAAV AMISGYGMVA
FRDPYGIRPL VIGERTSEAG NTEYMVASES VALDVLGFTL IRDVEPGEAV YIDAAGQLHL
RQCAENPSLV PCMFEYVYFA RPDSIIDGIS VYKARMRMGD ALADKIEREW PNNDIDVVIP
IPDTSRTSAL QLANRLGVDF REGFMKNRYI GRTFIMPGQQ QRRKSVRQKL NAIGLEFKDK
NVLLVDDSIV RGTTCNEIIE MARDAGANKV YFASAAPEVR YPNVYGIDMP AAKELIAHGR
SNEEIRELIG ADKLIYQDLD DLREAVQTHK ASVRRFDCSV FNGEYITGDI DAAYLSDLEA
ARNDQSKAKK REKDDESALV DLHNDD
//