ID   APAH_MANSM              Reviewed;         276 AA.
AC   Q65UX2;
DT   01-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT   25-OCT-2004, sequence version 1.
DT   25-MAY-2022, entry version 95.
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=MS0631;
OS   Mannheimia succiniciproducens (strain MBEL55E).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Pasteurellales;
OC   Pasteurellaceae; Basfia.
OX   NCBI_TaxID=221988;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MBEL55E;
RX   PubMed=15378067; DOI=10.1038/nbt1010;
RA   Hong S.H., Kim J.S., Lee S.Y., In Y.H., Choi S.S., Rih J.-K., Kim C.H.,
RA   Jeong H., Hur C.G., Kim J.J.;
RT   "The genome sequence of the capnophilic rumen bacterium Mannheimia
RT   succiniciproducens.";
RL   Nat. Biotechnol. 22:1275-1281(2004).
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; AE016827; AAU37238.1; -; Genomic_DNA.
DR   RefSeq; WP_011199810.1; NC_006300.1.
DR   AlphaFoldDB; Q65UX2; -.
DR   SMR; Q65UX2; -.
DR   STRING; 221988.MS0631; -.
DR   PRIDE; Q65UX2; -.
DR   EnsemblBacteria; AAU37238; AAU37238; MS0631.
DR   KEGG; msu:MS0631; -.
DR   eggNOG; COG0639; Bacteria.
DR   HOGENOM; CLU_056184_2_0_6; -.
DR   OMA; INAFTRM; -.
DR   OrthoDB; 900869at2; -.
DR   Proteomes; UP000000607; 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.
FT   CHAIN           1..276
FT                   /note="Bis(5'-nucleosyl)-tetraphosphatase, symmetrical"
FT                   /id="PRO_0000197998"
SQ   SEQUENCE   276 AA;  32133 MW;  25214040562C1090 CRC64;
     MATYFVGDLQ GCYDELQRLL EKVRFDPTQD LLYLVGDLVA RGDKSLECLR LVKSLGKSAQ
     TVLGNHDLHL LATAFGIKKV KSRDRVDAIF HAEDFEELIH WLRHQPLLVY NAKQNWVMTH
     AGISPDWDIN TAQACAKEVE NVLQQGDYCH LLSQMYDSRP DLWSADLTGI ERLRYIINVF
     TRMRFCYRDH RLDFDCKSPV DKAPEELTPW FNLSNPLYKQ VDIIFGHWAS LVDTPTPHHI
     YALDTGCVWN NRMTMLRWED KQYFCQPALK DYAFNG