ID   APAH_PSEMY              Reviewed;         272 AA.
AC   A4XZJ6;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   29-MAY-2007, sequence version 1.
DT   03-AUG-2022, entry version 81.
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=Pmen_4015;
OS   Pseudomonas mendocina (strain ymp).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC   Pseudomonadaceae; Pseudomonas.
OX   NCBI_TaxID=399739;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ymp;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA   Tice H., Pitluck S., Kiss H., Brettin T., Detter J.C., Bruce D., Han C.,
RA   Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N.,
RA   Hersman L., Dubois J., Maurice P., Richardson P.;
RT   "Complete sequence of Pseudomonas mendocina ymp.";
RL   Submitted (APR-2007) to the EMBL/GenBank/DDBJ databases.
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; CP000680; ABP86762.1; -; Genomic_DNA.
DR   RefSeq; WP_004373506.1; NC_009439.1.
DR   AlphaFoldDB; A4XZJ6; -.
DR   SMR; A4XZJ6; -.
DR   STRING; 399739.Pmen_4015; -.
DR   PRIDE; A4XZJ6; -.
DR   EnsemblBacteria; ABP86762; ABP86762; Pmen_4015.
DR   KEGG; pmy:Pmen_4015; -.
DR   PATRIC; fig|399739.8.peg.4068; -.
DR   eggNOG; COG0639; Bacteria.
DR   HOGENOM; CLU_056184_2_0_6; -.
DR   OMA; INAFTRM; -.
DR   OrthoDB; 900869at2; -.
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.
FT   CHAIN           1..272
FT                   /note="Bis(5'-nucleosyl)-tetraphosphatase, symmetrical"
FT                   /id="PRO_1000012079"
SQ   SEQUENCE   272 AA;  30473 MW;  435F0EEC83AAFBB4 CRC64;
     MAVYAVGDLQ GCLQPLKCLL EQVAFDPAQD QLWLVGDLVN RGPQSLETLR FLYSIRHALT
     CVLGNHDLHL LAVAHNIERL KKGDTLREIL DAPDRDDLLD WLRLQKLVHH DAERQITLVH
     AGIPPQWSLA KALKRAAEVE EVLRDDARLP LFLDGMYGNE PAKWNKDLHG VTRLRVITNY
     FTRMRFCTAD GTLDLKSKEG VGSAPPGFAP WFSHPQRKMR GEKIIFGHWA ALDGNCQEPG
     LYALDTGCVW GGAMTLLNVD SGALHRCTCP KQ