ID   HIS2_SACI7              Reviewed;          94 AA.
AC   C3NER1;
DT   22-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT   16-JUN-2009, sequence version 1.
DT   02-SEP-2026, entry version 73.
DE   RecName: Full=Phosphoribosyl-ATP pyrophosphatase {ECO:0000255|HAMAP-Rule:MF_01020};
DE            Short=PRA-PH {ECO:0000255|HAMAP-Rule:MF_01020};
DE            EC=3.6.1.31 {ECO:0000255|HAMAP-Rule:MF_01020};
GN   Name=hisE {ECO:0000255|HAMAP-Rule:MF_01020};
GN   OrderedLocusNames=YG5714_1538;
OS   Saccharolobus islandicus (strain Y.G.57.14 / Yellowstone #1) (Sulfolobus
OS   islandicus).
OC   Archaea; Thermoproteota; Thermoprotei; Sulfolobales; Sulfolobaceae;
OC   Saccharolobus.
OX   NCBI_TaxID=439386;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Y.G.57.14 / Yellowstone #1;
RX   PubMed=19435847; DOI=10.1073/pnas.0808945106;
RA   Reno M.L., Held N.L., Fields C.J., Burke P.V., Whitaker R.J.;
RT   "Biogeography of the Sulfolobus islandicus pan-genome.";
RL   Proc. Natl. Acad. Sci. U.S.A. 106:8605-8610(2009).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=1-(5-phospho-beta-D-ribosyl)-ATP + H2O = 1-(5-phospho-beta-D-
CC         ribosyl)-5'-AMP + diphosphate + H(+); Xref=Rhea:RHEA:22828,
CC         ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:33019,
CC         ChEBI:CHEBI:59457, ChEBI:CHEBI:73183; EC=3.6.1.31;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01020};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC       from 5-phospho-alpha-D-ribose 1-diphosphate: step 2/9.
CC       {ECO:0000255|HAMAP-Rule:MF_01020}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01020}.
CC   -!- SIMILARITY: Belongs to the PRA-PH family. {ECO:0000255|HAMAP-
CC       Rule:MF_01020}.
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DR   EMBL; CP001403; ACP45800.1; -; Genomic_DNA.
DR   RefSeq; WP_012711528.1; NC_012622.1.
DR   AlphaFoldDB; C3NER1; -.
DR   SMR; C3NER1; -.
DR   GeneID; 15297922; -.
DR   GeneID; 84061845; -.
DR   KEGG; siy:YG5714_1538; -.
DR   HOGENOM; CLU_123337_0_0_2; -.
DR   UniPathway; UPA00031; UER00007.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0004636; F:phosphoribosyl-ATP diphosphatase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000105; P:L-histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd11534; NTP-PPase_HisIE_like; 1.
DR   Gene3D; 1.10.287.1080; MazG-like; 1.
DR   HAMAP; MF_01020; HisE; 1.
DR   InterPro; IPR008179; HisE.
DR   InterPro; IPR021130; PRib-ATP_PPHydrolase-like.
DR   NCBIfam; TIGR03188; histidine_hisI; 1.
DR   PANTHER; PTHR42945; HISTIDINE BIOSYNTHESIS BIFUNCTIONAL PROTEIN; 1.
DR   PANTHER; PTHR42945:SF1; HISTIDINE BIOSYNTHESIS BIFUNCTIONAL PROTEIN HIS7; 1.
DR   Pfam; PF01503; PRA-PH; 1.
DR   SUPFAM; SSF101386; all-alpha NTP pyrophosphatases; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; ATP-binding; Cytoplasm; Histidine biosynthesis;
KW   Hydrolase; Nucleotide-binding.
FT   CHAIN           1..94
FT                   /note="Phosphoribosyl-ATP pyrophosphatase"
FT                   /id="PRO_1000213295"
SQ   SEQUENCE   94 AA;  10797 MW;  8A35F5DA2A55E341 CRC64;
     MSNEIVDKLY KVILDRIEKR PTGSYTAEIV NKGKAYVARK VGEESVETIV ASLAENKERF
     ISEVADLIYH LLVLMALEGV TPDDIYRELE RRRK
//