ID   SUHB_RHILO              Reviewed;         266 AA.
AC   Q98F59;
DT   23-JAN-2002, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2001, sequence version 1.
DT   03-AUG-2022, entry version 102.
DE   RecName: Full=Inositol-1-monophosphatase;
DE            Short=I-1-Pase;
DE            Short=IMPase;
DE            Short=Inositol-1-phosphatase;
DE            EC=3.1.3.25;
GN   Name=suhB; OrderedLocusNames=mlr3921;
OS   Mesorhizobium japonicum (strain LMG 29417 / CECT 9101 / MAFF 303099)
OS   (Mesorhizobium loti (strain MAFF 303099)).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Phyllobacteriaceae; Mesorhizobium.
OX   NCBI_TaxID=266835;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=LMG 29417 / CECT 9101 / MAFF 303099;
RX   PubMed=11214968; DOI=10.1093/dnares/7.6.331;
RA   Kaneko T., Nakamura Y., Sato S., Asamizu E., Kato T., Sasamoto S.,
RA   Watanabe A., Idesawa K., Ishikawa A., Kawashima K., Kimura T., Kishida Y.,
RA   Kiyokawa C., Kohara M., Matsumoto M., Matsuno A., Mochizuki Y.,
RA   Nakayama S., Nakazaki N., Shimpo S., Sugimoto M., Takeuchi C., Yamada M.,
RA   Tabata S.;
RT   "Complete genome structure of the nitrogen-fixing symbiotic bacterium
RT   Mesorhizobium loti.";
RL   DNA Res. 7:331-338(2000).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a myo-inositol phosphate + H2O = myo-inositol + phosphate;
CC         Xref=Rhea:RHEA:24056, ChEBI:CHEBI:15377, ChEBI:CHEBI:17268,
CC         ChEBI:CHEBI:43474, ChEBI:CHEBI:84139; EC=3.1.3.25;
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000250};
CC   -!- SIMILARITY: Belongs to the inositol monophosphatase superfamily.
CC       {ECO:0000305}.
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DR   EMBL; BA000012; BAB50708.1; -; Genomic_DNA.
DR   RefSeq; WP_010912051.1; NC_002678.2.
DR   AlphaFoldDB; Q98F59; -.
DR   SMR; Q98F59; -.
DR   STRING; 266835.14024104; -.
DR   EnsemblBacteria; BAB50708; BAB50708; BAB50708.
DR   GeneID; 66681512; -.
DR   KEGG; mlo:mlr3921; -.
DR   eggNOG; COG0483; Bacteria.
DR   HOGENOM; CLU_044118_0_0_5; -.
DR   OMA; RVDGYWE; -.
DR   OrthoDB; 1741160at2; -.
DR   Proteomes; UP000000552; Chromosome.
DR   GO; GO:0008934; F:inositol monophosphate 1-phosphatase activity; IEA:UniProtKB-EC.
DR   GO; GO:0052832; F:inositol monophosphate 3-phosphatase activity; IEA:UniProtKB-EC.
DR   GO; GO:0052833; F:inositol monophosphate 4-phosphatase activity; IEA:UniProtKB-EC.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0046855; P:inositol phosphate dephosphorylation; IEA:InterPro.
DR   GO; GO:0046854; P:phosphatidylinositol phosphate biosynthetic process; IEA:InterPro.
DR   CDD; cd01639; IMPase; 1.
DR   InterPro; IPR033942; IMPase.
DR   InterPro; IPR020583; Inositol_monoP_metal-BS.
DR   InterPro; IPR000760; Inositol_monophosphatase-like.
DR   InterPro; IPR020550; Inositol_monophosphatase_CS.
DR   InterPro; IPR022337; Inositol_monophosphatase_SuhB.
DR   Pfam; PF00459; Inositol_P; 1.
DR   PRINTS; PR00377; IMPHPHTASES.
DR   PRINTS; PR01959; SBIMPHPHTASE.
DR   PROSITE; PS00629; IMP_1; 1.
DR   PROSITE; PS00630; IMP_2; 1.
PE   3: Inferred from homology;
KW   Hydrolase; Magnesium; Metal-binding.
FT   CHAIN           1..266
FT                   /note="Inositol-1-monophosphatase"
FT                   /id="PRO_0000142570"
FT   BINDING         69
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         69
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         86
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         86
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         88..91
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         88
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         89
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         185
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         214
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         214
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   266 AA;  28655 MW;  843436E21ED326CF CRC64;
     MARSALLNVM VQAAMKAGRS LSRDFGEVQN LQVSLKGPGD YVSQADRKAE DIIFAELSKA
     RPGYGFLMEE RGAVEGEDSQ HRWIVDPLDG TTNFLHGIPL FAVSIALERQ GQIVAGVIYN
     PAMDELYTTE RGGGAFMNDR RLRVAGRIKL VDTVIGCGMP HLGRGHHGNF LVELRNVMAE
     VSGVRRLGSA ALDLAYVAAG RMDGFWETGL SAWDIAAGLL LIREAGGFVS DMDGGQDMLD
     NGSVVAGNEV IQRALLKAVK KPLSAR