ID APAH_CELJU Reviewed; 270 AA. AC B3PKV6; DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot. DT 02-SEP-2008, sequence version 1. DT 27-MAR-2024, entry version 83. 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}; GN OrderedLocusNames=CJA_0863; OS Cellvibrio japonicus (strain Ueda107) (Pseudomonas fluorescens subsp. OS cellulosa). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Cellvibrionales; OC Cellvibrionaceae; Cellvibrio. OX NCBI_TaxID=498211; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=Ueda107; RX PubMed=18556790; DOI=10.1128/jb.01701-07; RA DeBoy R.T., Mongodin E.F., Fouts D.E., Tailford L.E., Khouri H., RA Emerson J.B., Mohamoud Y., Watkins K., Henrissat B., Gilbert H.J., RA Nelson K.E.; RT "Insights into plant cell wall degradation from the genome sequence of the RT soil bacterium Cellvibrio japonicus."; RL J. Bacteriol. 190:5455-5463(2008). 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}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP000934; ACE84062.1; -; Genomic_DNA. DR RefSeq; WP_012486524.1; NC_010995.1. DR AlphaFoldDB; B3PKV6; -. DR SMR; B3PKV6; -. DR STRING; 498211.CJA_0863; -. DR KEGG; cja:CJA_0863; -. DR eggNOG; COG0639; Bacteria. DR HOGENOM; CLU_056184_2_0_6; -. DR OrthoDB; 9807890at2; -. DR Proteomes; UP000001036; 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 NCBIfam; TIGR00668; apaH; 1. DR PANTHER; PTHR42850:SF11; BIS(5'-NUCLEOSYL)-TETRAPHOSPHATASE [SYMMETRICAL]; 1. DR PANTHER; PTHR42850; METALLOPHOSPHOESTERASE; 1. DR Pfam; PF00149; Metallophos; 1. DR PIRSF; PIRSF000903; B5n-ttraPtase_sm; 1. DR SUPFAM; SSF56300; Metallo-dependent phosphatases; 1. PE 3: Inferred from homology; KW Hydrolase; Reference proteome. FT CHAIN 1..270 FT /note="Bis(5'-nucleosyl)-tetraphosphatase, symmetrical" FT /id="PRO_1000099318" SQ SEQUENCE 270 AA; 30303 MW; B702F700390E2698 CRC64; MATYAIGDIQ GCYEPLQCLL EKIDFDTAKD KLWLVGDLIN RGPDSLATLR FLYSIRSSLE VVLGNHDLHL LAVYFGLRKQ NKSDTLTPIL EAPDAPELIH WLRQQKLMHH DATLGYALVH AGIPPIWSLD KALACAREVE DYLRGPDFKT FLAHMYGNQP SVWDDSLQGQ ERLRLITNYF TRMRFCSADG ELELTTKENA AAAPPGFAPW FSFMQRKTRQ DRILFGHWAA LEGQVSTANV YALDTGCVWG GYLTAMCLET GALVQCACEA //