IPYR_VIBCH
ID IPYR_VIBCH Reviewed; 176 AA.
AC Q9KP34;
DT 20-JUN-2002, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-2000, sequence version 1.
DT 03-AUG-2022, entry version 104.
DE RecName: Full=Inorganic pyrophosphatase {ECO:0000255|HAMAP-Rule:MF_00209};
DE EC=3.6.1.1 {ECO:0000255|HAMAP-Rule:MF_00209};
DE AltName: Full=Pyrophosphate phospho-hydrolase {ECO:0000255|HAMAP-Rule:MF_00209};
DE Short=PPase {ECO:0000255|HAMAP-Rule:MF_00209};
GN Name=ppa {ECO:0000255|HAMAP-Rule:MF_00209}; OrderedLocusNames=VC_2545;
OS Vibrio cholerae serotype O1 (strain ATCC 39315 / El Tor Inaba N16961).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Vibrio.
OX NCBI_TaxID=243277;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 39315 / El Tor Inaba N16961;
RX PubMed=10952301; DOI=10.1038/35020000;
RA Heidelberg J.F., Eisen J.A., Nelson W.C., Clayton R.A., Gwinn M.L.,
RA Dodson R.J., Haft D.H., Hickey E.K., Peterson J.D., Umayam L.A., Gill S.R.,
RA Nelson K.E., Read T.D., Tettelin H., Richardson D.L., Ermolaeva M.D.,
RA Vamathevan J.J., Bass S., Qin H., Dragoi I., Sellers P., McDonald L.A.,
RA Utterback T.R., Fleischmann R.D., Nierman W.C., White O., Salzberg S.L.,
RA Smith H.O., Colwell R.R., Mekalanos J.J., Venter J.C., Fraser C.M.;
RT "DNA sequence of both chromosomes of the cholera pathogen Vibrio
RT cholerae.";
RL Nature 406:477-483(2000).
CC -!- FUNCTION: Catalyzes the hydrolysis of inorganic pyrophosphate (PPi)
CC forming two phosphate ions. {ECO:0000255|HAMAP-Rule:MF_00209}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=diphosphate + H2O = H(+) + 2 phosphate; Xref=Rhea:RHEA:24576,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:43474; EC=3.6.1.1; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00209};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00209};
CC -!- SUBUNIT: Homohexamer. {ECO:0000255|HAMAP-Rule:MF_00209}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00209}.
CC -!- SIMILARITY: Belongs to the PPase family. {ECO:0000255|HAMAP-
CC Rule:MF_00209}.
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DR EMBL; AE003852; AAF95686.1; -; Genomic_DNA.
DR PIR; C82064; C82064.
DR RefSeq; NP_232173.1; NC_002505.1.
DR RefSeq; WP_000056163.1; NZ_LT906614.1.
DR AlphaFoldDB; Q9KP34; -.
DR SMR; Q9KP34; -.
DR STRING; 243277.VC_2545; -.
DR DNASU; 2615562; -.
DR EnsemblBacteria; AAF95686; AAF95686; VC_2545.
DR GeneID; 57990932; -.
DR GeneID; 66938568; -.
DR KEGG; vch:VC_2545; -.
DR PATRIC; fig|243277.26.peg.2423; -.
DR eggNOG; COG0221; Bacteria.
DR HOGENOM; CLU_073198_1_0_6; -.
DR OMA; DEPTFPG; -.
DR BioCyc; VCHO:VC2545-MON; -.
DR Proteomes; UP000000584; Chromosome 1.
DR GO; GO:0005829; C:cytosol; IBA:GO_Central.
DR GO; GO:0004427; F:inorganic diphosphatase activity; IBA:GO_Central.
DR GO; GO:0000287; F:magnesium ion binding; IBA:GO_Central.
DR GO; GO:0006796; P:phosphate-containing compound metabolic process; IBA:GO_Central.
DR CDD; cd00412; pyrophosphatase; 1.
DR Gene3D; 3.90.80.10; -; 1.
DR HAMAP; MF_00209; Inorganic_PPase; 1.
DR InterPro; IPR008162; Pyrophosphatase.
DR InterPro; IPR036649; Pyrophosphatase_sf.
DR PANTHER; PTHR10286; PTHR10286; 1.
DR Pfam; PF00719; Pyrophosphatase; 1.
DR SUPFAM; SSF50324; SSF50324; 1.
DR PROSITE; PS00387; PPASE; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Hydrolase; Magnesium; Metal-binding; Reference proteome.
FT CHAIN 1..176
FT /note="Inorganic pyrophosphatase"
FT /id="PRO_0000137537"
FT BINDING 30
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 44
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 56
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 66
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 71
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 71
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 103
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
FT BINDING 142
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00209"
SQ SEQUENCE 176 AA; 19600 MW; 9740DF233AF3399C CRC64;
MSLNNVPAGK SLPDDIYVVI EIPANADPIK YEVDKESGAV FVDRFMSAPM FYPCNYGYVN
HTLSLDGDPV DVLVPTPYPL IPGSVIRCRP VGVLKMTDES GEDAKVVAVP HTKISKEYDH
IQDVNDLPAL LKAQITHFFE RYKELESGKW VKVDGWEDAA SARAEILSSY ERAQNK
