IPYR_HALSA
ID IPYR_HALSA Reviewed; 177 AA.
AC Q9HSF3;
DT 20-JUN-2002, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2001, sequence version 1.
DT 03-AUG-2022, entry version 103.
DE RecName: Full=Inorganic pyrophosphatase {ECO:0000255|HAMAP-Rule:MF_00209};
DE EC=3.6.1.1 {ECO:0000255|HAMAP-Rule:MF_00209};
DE AltName: Full=Pyrophosphate phospho-hydrolase {ECO:0000255|HAMAP-Rule:MF_00209};
DE Short=PPase {ECO:0000255|HAMAP-Rule:MF_00209};
GN Name=ppa {ECO:0000255|HAMAP-Rule:MF_00209}; Synonyms=ipp;
GN OrderedLocusNames=VNG_0259G;
OS Halobacterium salinarum (strain ATCC 700922 / JCM 11081 / NRC-1)
OS (Halobacterium halobium).
OC Archaea; Euryarchaeota; Stenosarchaea group; Halobacteria; Halobacteriales;
OC Halobacteriaceae; Halobacterium.
OX NCBI_TaxID=64091;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700922 / JCM 11081 / NRC-1;
RX PubMed=11016950; DOI=10.1073/pnas.190337797;
RA Ng W.V., Kennedy S.P., Mahairas G.G., Berquist B., Pan M., Shukla H.D.,
RA Lasky S.R., Baliga N.S., Thorsson V., Sbrogna J., Swartzell S., Weir D.,
RA Hall J., Dahl T.A., Welti R., Goo Y.A., Leithauser B., Keller K., Cruz R.,
RA Danson M.J., Hough D.W., Maddocks D.G., Jablonski P.E., Krebs M.P.,
RA Angevine C.M., Dale H., Isenbarger T.A., Peck R.F., Pohlschroder M.,
RA Spudich J.L., Jung K.-H., Alam M., Freitas T., Hou S., Daniels C.J.,
RA Dennis P.P., Omer A.D., Ebhardt H., Lowe T.M., Liang P., Riley M., Hood L.,
RA DasSarma S.;
RT "Genome sequence of Halobacterium species NRC-1.";
RL Proc. Natl. Acad. Sci. U.S.A. 97:12176-12181(2000).
CC -!- FUNCTION: Catalyzes the hydrolysis of inorganic pyrophosphate (PPi)
CC forming two phosphate ions. {ECO:0000255|HAMAP-Rule:MF_00209}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=diphosphate + H2O = H(+) + 2 phosphate; Xref=Rhea:RHEA:24576,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:43474; EC=3.6.1.1; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00209};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00209};
CC -!- SUBUNIT: Homohexamer. {ECO:0000255|HAMAP-Rule:MF_00209}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00209}.
CC -!- SIMILARITY: Belongs to the PPase family. {ECO:0000255|HAMAP-
CC Rule:MF_00209}.
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DR EMBL; AE004437; AAG18854.1; -; Genomic_DNA.
DR PIR; B84186; B84186.
DR RefSeq; WP_010902148.1; NC_002607.1.
DR AlphaFoldDB; Q9HSF3; -.
DR SMR; Q9HSF3; -.
DR STRING; 64091.VNG_0259G; -.
DR PaxDb; Q9HSF3; -.
DR EnsemblBacteria; AAG18854; AAG18854; VNG_0259G.
DR GeneID; 5952447; -.
DR GeneID; 62885965; -.
DR KEGG; hal:VNG_0259G; -.
DR PATRIC; fig|64091.14.peg.190; -.
DR HOGENOM; CLU_073198_1_2_2; -.
DR InParanoid; Q9HSF3; -.
DR OMA; DEPTFPG; -.
DR OrthoDB; 103587at2157; -.
DR PhylomeDB; Q9HSF3; -.
DR Proteomes; UP000000554; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004427; F:inorganic diphosphatase activity; IBA:GO_Central.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006796; P:phosphate-containing compound metabolic process; IBA:GO_Central.
DR CDD; cd00412; pyrophosphatase; 1.
DR Gene3D; 3.90.80.10; -; 1.
DR HAMAP; MF_00209; Inorganic_PPase; 1.
DR InterPro; IPR008162; Pyrophosphatase.
DR InterPro; IPR036649; Pyrophosphatase_sf.
DR PANTHER; PTHR10286; PTHR10286; 1.
DR Pfam; PF00719; Pyrophosphatase; 1.
DR SUPFAM; SSF50324; SSF50324; 1.
DR PROSITE; PS00387; PPASE; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Hydrolase; Magnesium; Metal-binding; Reference proteome.
FT CHAIN 1..177
FT /note="Inorganic pyrophosphatase"
FT /id="PRO_0000137548"
FT BINDING 31
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 45
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 57
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 67
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 72
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 72
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 104
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 141
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
SQ SEQUENCE 177 AA; 20063 MW; D23B03C1B094B2E7 CRC64;
MANLWEDLET GPDAPDVIYA VVECLKGERN KYEYDKDIPG VVLDRVLHSN VHYPSDYGFI
PQSYYDDGDP FDVLVLVEDQ TFPGCVIEAR PVALMEMDDD GEQDDKVIAV PEEDPRYDDV
EDVDDLTDQQ KAEIAEFFET YKNLEADKET AVLGWGDAQA AKDAIEHAQD LYDEQFA