ID   MSHB_KRIFD              Reviewed;         303 AA.
AC   D2PN56;
DT   02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT   02-MAR-2010, sequence version 1.
DT   03-AUG-2022, entry version 57.
DE   RecName: Full=1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-glucopyranoside deacetylase {ECO:0000255|HAMAP-Rule:MF_01696};
DE            Short=GlcNAc-Ins deacetylase {ECO:0000255|HAMAP-Rule:MF_01696};
DE            EC=3.5.1.103 {ECO:0000255|HAMAP-Rule:MF_01696};
DE   AltName: Full=N-acetyl-1-D-myo-inositol 2-amino-2-deoxy-alpha-D-glucopyranoside deacetylase;
GN   Name=mshB {ECO:0000255|HAMAP-Rule:MF_01696}; OrderedLocusNames=Kfla_5531;
OS   Kribbella flavida (strain DSM 17836 / JCM 10339 / NBRC 14399).
OC   Bacteria; Actinobacteria; Propionibacteriales; Kribbellaceae; Kribbella.
OX   NCBI_TaxID=479435;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 17836 / JCM 10339 / NBRC 14399;
RG   US DOE Joint Genome Institute (JGI-PGF);
RA   Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Kyrpides N., Mavromatis K., Ivanova N.,
RA   Saunders E., Brettin T., Detter J.C., Han C., Larimer F., Land M.,
RA   Hauser L., Markowitz V., Cheng J.-F., Hugenholtz P., Woyke T., Wu D.,
RA   Pukall R., Klenk H.-P., Eisen J.A.;
RT   "The complete genome of Kribbella flavida DSM 17836.";
RL   Submitted (SEP-2009) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the deacetylation of 1D-myo-inositol 2-acetamido-2-
CC       deoxy-alpha-D-glucopyranoside (GlcNAc-Ins) in the mycothiol
CC       biosynthesis pathway. {ECO:0000255|HAMAP-Rule:MF_01696}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-glucopyranoside +
CC         H2O = 1D-myo-inositol 2-amino-2-deoxy-alpha-D-glucopyranoside +
CC         acetate; Xref=Rhea:RHEA:26180, ChEBI:CHEBI:15377, ChEBI:CHEBI:30089,
CC         ChEBI:CHEBI:52442, ChEBI:CHEBI:58886; EC=3.5.1.103;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01696};
CC   -!- COFACTOR:
CC       Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01696};
CC       Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_01696};
CC   -!- SIMILARITY: Belongs to the MshB deacetylase family. {ECO:0000255|HAMAP-
CC       Rule:MF_01696}.
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DR   EMBL; CP001736; ADB34540.1; -; Genomic_DNA.
DR   RefSeq; WP_012923094.1; NC_013729.1.
DR   AlphaFoldDB; D2PN56; -.
DR   SMR; D2PN56; -.
DR   STRING; 479435.Kfla_5531; -.
DR   EnsemblBacteria; ADB34540; ADB34540; Kfla_5531.
DR   KEGG; kfl:Kfla_5531; -.
DR   eggNOG; COG2120; Bacteria.
DR   HOGENOM; CLU_049311_2_1_11; -.
DR   OMA; YWNRVPR; -.
DR   OrthoDB; 1380748at2; -.
DR   Proteomes; UP000007967; Chromosome.
DR   GO; GO:0035595; F:N-acetylglucosaminylinositol deacetylase activity; IEA:UniProtKB-EC.
DR   GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0010125; P:mycothiol biosynthetic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.40.50.10320; -; 1.
DR   HAMAP; MF_01696; MshB; 1.
DR   InterPro; IPR003737; GlcNAc_PI_deacetylase-related.
DR   InterPro; IPR024078; LmbE-like_dom_sf.
DR   InterPro; IPR017810; Mycothiol_biosynthesis_MshB.
DR   PANTHER; PTHR12993; PTHR12993; 1.
DR   Pfam; PF02585; PIG-L; 1.
DR   SUPFAM; SSF102588; SSF102588; 1.
DR   TIGRFAMs; TIGR03445; mycothiol_MshB; 1.
PE   3: Inferred from homology;
KW   Hydrolase; Metal-binding; Reference proteome; Zinc.
FT   CHAIN           1..303
FT                   /note="1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-
FT                   glucopyranoside deacetylase"
FT                   /id="PRO_0000400191"
FT   BINDING         15
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT   BINDING         18
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT   BINDING         157
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
SQ   SEQUENCE   303 AA;  33186 MW;  F9B904980C25C372 CRC64;
     MSELPDRRLL LVHAHPDDET INNGATMARY VAEGAHVTLV TCTLGEEGEV LVPELAHLAA
     DQSDQLGRHR IGELAAAMDE LGVTDHRFLG GPGRYRDTGM IYDEQGNAAV PPDTRPDSFW
     QADLVTAAND LVTVIREVRP QVLVTYDEFG NYGHPDHVQA HRVATYAAAL AAARSYREDL
     GPAWDIPKIY WTAISETAMR SSLRRLRESG DHTTFEGMDP DGPLGPMITP DRFIDCVIPA
     DGYLDRKMNA MKAHATQITV DGPFFALSNN DGNEIFGDEF YRLVKGTAAP GSDGLEHDLF
     AGL