ID   NTPP_TRIV2              Reviewed;         197 AA.
AC   Q3MEX6;
DT   12-DEC-2006, integrated into UniProtKB/Swiss-Prot.
DT   25-OCT-2005, sequence version 1.
DT   25-MAY-2022, entry version 85.
DE   RecName: Full=Nucleoside triphosphate pyrophosphatase {ECO:0000255|HAMAP-Rule:MF_00528};
DE            EC=3.6.1.9 {ECO:0000255|HAMAP-Rule:MF_00528};
DE   AltName: Full=Nucleotide pyrophosphatase {ECO:0000255|HAMAP-Rule:MF_00528};
DE            Short=Nucleotide PPase {ECO:0000255|HAMAP-Rule:MF_00528};
GN   OrderedLocusNames=Ava_0836;
OS   Trichormus variabilis (strain ATCC 29413 / PCC 7937) (Anabaena variabilis).
OC   Bacteria; Cyanobacteria; Nostocales; Nostocaceae; Trichormus.
OX   NCBI_TaxID=240292;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 29413 / PCC 7937;
RX   PubMed=25197444; DOI=10.4056/sigs.3899418;
RA   Thiel T., Pratte B.S., Zhong J., Goodwin L., Copeland A., Lucas S., Han C.,
RA   Pitluck S., Land M.L., Kyrpides N.C., Woyke T.;
RT   "Complete genome sequence of Anabaena variabilis ATCC 29413.";
RL   Stand. Genomic Sci. 9:562-573(2014).
CC   -!- FUNCTION: Nucleoside triphosphate pyrophosphatase. May have a dual role
CC       in cell division arrest and in preventing the incorporation of modified
CC       nucleotides into cellular nucleic acids. {ECO:0000255|HAMAP-
CC       Rule:MF_00528}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a ribonucleoside 5'-triphosphate + H2O = a ribonucleoside 5'-
CC         phosphate + diphosphate + H(+); Xref=Rhea:RHEA:23996,
CC         ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:33019,
CC         ChEBI:CHEBI:58043, ChEBI:CHEBI:61557; EC=3.6.1.9;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00528};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a 2'-deoxyribonucleoside 5'-triphosphate + H2O = a 2'-
CC         deoxyribonucleoside 5'-phosphate + diphosphate + H(+);
CC         Xref=Rhea:RHEA:44644, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:33019, ChEBI:CHEBI:61560, ChEBI:CHEBI:65317; EC=3.6.1.9;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00528};
CC   -!- COFACTOR:
CC       Name=a divalent metal cation; Xref=ChEBI:CHEBI:60240;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00528};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00528}.
CC   -!- SIMILARITY: Belongs to the Maf family. {ECO:0000255|HAMAP-
CC       Rule:MF_00528}.
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DR   EMBL; CP000117; ABA20460.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q3MEX6; -.
DR   SMR; Q3MEX6; -.
DR   STRING; 240292.Ava_0836; -.
DR   EnsemblBacteria; ABA20460; ABA20460; Ava_0836.
DR   KEGG; ava:Ava_0836; -.
DR   eggNOG; COG0424; Bacteria.
DR   HOGENOM; CLU_040416_1_2_3; -.
DR   OMA; RIDGDFY; -.
DR   Proteomes; UP000002533; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0036218; F:dTTP diphosphatase activity; IEA:UniProtKB-EC.
DR   GO; GO:0035529; F:NADH pyrophosphatase activity; IEA:UniProtKB-EC.
DR   GO; GO:0009117; P:nucleotide metabolic process; IEA:UniProtKB-KW.
DR   CDD; cd00555; Maf; 1.
DR   Gene3D; 3.90.950.10; -; 1.
DR   HAMAP; MF_00528; Maf; 1.
DR   InterPro; IPR029001; ITPase-like_fam.
DR   InterPro; IPR003697; Maf-like.
DR   PANTHER; PTHR43213; PTHR43213; 1.
DR   Pfam; PF02545; Maf; 1.
DR   PIRSF; PIRSF006305; Maf; 1.
DR   SUPFAM; SSF52972; SSF52972; 1.
DR   TIGRFAMs; TIGR00172; maf; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Hydrolase; Nucleotide metabolism.
FT   CHAIN           1..197
FT                   /note="Nucleoside triphosphate pyrophosphatase"
FT                   /id="PRO_0000267242"
FT   ACT_SITE        71
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00528"
SQ   SEQUENCE   197 AA;  21625 MW;  7B08A80F762A380C CRC64;
     MKTTQFILAS ASPARRRLLQ TVGIEPIVSP SDFDESQIEE TEPGKLVQIL AQCKAETVAP
     QFPSGLVMGC DSVLAIDGKI HGKPIDADEA IARWQLMRGQ VGDLYTGHVL IDNLQNRTLV
     KCQVTRVYFA NISDRTIQAY VATGEPLKCA GAFALEGFGS LFIEKIAGCH SNVIGLSLPL
     LRQMLEELNY DVTDFWK