ID   APAH_WIGBR              Reviewed;         272 AA.
AC   Q8D3I0;
DT   19-SEP-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   25-MAY-2022, entry version 88.
DE   RecName: Full=Bis(5'-nucleosyl)-tetraphosphatase, symmetrical {ECO:0000255|HAMAP-Rule:MF_00199};
DE            EC=3.6.1.41 {ECO:0000255|HAMAP-Rule:MF_00199};
DE   AltName: Full=Ap4A hydrolase {ECO:0000255|HAMAP-Rule:MF_00199};
DE   AltName: Full=Diadenosine 5',5'''-P1,P4-tetraphosphate pyrophosphohydrolase {ECO:0000255|HAMAP-Rule:MF_00199};
DE   AltName: Full=Diadenosine tetraphosphatase {ECO:0000255|HAMAP-Rule:MF_00199};
GN   Name=apaH {ECO:0000255|HAMAP-Rule:MF_00199}; OrderedLocusNames=WIGBR0210;
OS   Wigglesworthia glossinidia brevipalpis.
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Erwiniaceae; Wigglesworthia.
OX   NCBI_TaxID=36870;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=12219091; DOI=10.1038/ng986;
RA   Akman L., Yamashita A., Watanabe H., Oshima K., Shiba T., Hattori M.,
RA   Aksoy S.;
RT   "Genome sequence of the endocellular obligate symbiont of tsetse flies,
RT   Wigglesworthia glossinidia.";
RL   Nat. Genet. 32:402-407(2002).
CC   -!- FUNCTION: Hydrolyzes diadenosine 5',5'''-P1,P4-tetraphosphate to yield
CC       ADP. {ECO:0000255|HAMAP-Rule:MF_00199}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=H2O + P(1),P(4)-bis(5'-adenosyl) tetraphosphate = 2 ADP + 2
CC         H(+); Xref=Rhea:RHEA:24252, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:58141, ChEBI:CHEBI:456216; EC=3.6.1.41;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00199};
CC   -!- SIMILARITY: Belongs to the Ap4A hydrolase family. {ECO:0000255|HAMAP-
CC       Rule:MF_00199}.
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DR   EMBL; BA000021; BAC24167.1; -; Genomic_DNA.
DR   RefSeq; WP_011069825.1; NC_004344.2.
DR   AlphaFoldDB; Q8D3I0; -.
DR   SMR; Q8D3I0; -.
DR   STRING; 36870.25165976; -.
DR   EnsemblBacteria; BAC24167; BAC24167; BAC24167.
DR   KEGG; wbr:apaH; -.
DR   eggNOG; COG0639; Bacteria.
DR   HOGENOM; CLU_056184_2_0_6; -.
DR   OMA; INAFTRM; -.
DR   OrthoDB; 900869at2; -.
DR   Proteomes; UP000000562; Chromosome.
DR   GO; GO:0008803; F:bis(5'-nucleosyl)-tetraphosphatase (symmetrical) activity; IEA:UniProtKB-UniRule.
DR   CDD; cd07422; MPP_ApaH; 1.
DR   Gene3D; 3.60.21.10; -; 1.
DR   HAMAP; MF_00199; ApaH; 1.
DR   InterPro; IPR004617; ApaH.
DR   InterPro; IPR004843; Calcineurin-like_PHP_ApaH.
DR   InterPro; IPR029052; Metallo-depent_PP-like.
DR   Pfam; PF00149; Metallophos; 1.
DR   PIRSF; PIRSF000903; B5n-ttraPtase_sm; 1.
DR   SUPFAM; SSF56300; SSF56300; 1.
DR   TIGRFAMs; TIGR00668; apaH; 1.
PE   3: Inferred from homology;
KW   Hydrolase; Reference proteome.
FT   CHAIN           1..272
FT                   /note="Bis(5'-nucleosyl)-tetraphosphatase, symmetrical"
FT                   /id="PRO_0000198016"
SQ   SEQUENCE   272 AA;  32246 MW;  D9F48B55041D6035 CRC64;
     MSHYLIGDIH GCYSEFKSML DLINFNLKND IIWIAGDFIG RGPDSLKVLR LIYKLKRNIF
     VVLGNHEINL LLLYAKIKKI KEEDKLTEIL NAPDLKILIS WLRKQPLLKI DKQKKIIMIH
     AGIIPKWDMS DLITNSKKVE CELKSKNYKK FLKFMYIKNN EHKNIWKNNL PEIIKMRLTL
     NIITRIRYCI SETEIDLLHK EHPEKSPNHL IPWFKFKNNI TKNYSIVFGH WSSIKDYKTP
     KNIYGLDTGC CWKGELTALK WDNKLFFKIK SK