ID   MSHB_STRBB              Reviewed;         301 AA.
AC   D7BQJ3;
DT   02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT   10-AUG-2010, sequence version 1.
DT   03-AUG-2022, entry version 50.
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=SBI_04101;
OS   Streptomyces bingchenggensis (strain BCW-1).
OC   Bacteria; Actinobacteria; Streptomycetales; Streptomycetaceae;
OC   Streptomyces.
OX   NCBI_TaxID=749414;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=BCW-1;
RX   PubMed=20581206; DOI=10.1128/jb.00596-10;
RA   Wang X.J., Yan Y.J., Zhang B., An J., Wang J.J., Tian J., Jiang L.,
RA   Chen Y.H., Huang S.X., Yin M., Zhang J., Gao A.L., Liu C.X., Zhu Z.X.,
RA   Xiang W.S.;
RT   "Genome sequence of the milbemycin-producing bacterium Streptomyces
RT   bingchenggensis.";
RL   J. Bacteriol. 192:4526-4527(2010).
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; CP002047; ADI07222.1; -; Genomic_DNA.
DR   RefSeq; WP_014176693.1; NC_016582.1.
DR   AlphaFoldDB; D7BQJ3; -.
DR   SMR; D7BQJ3; -.
DR   STRING; 749414.SBI_04101; -.
DR   EnsemblBacteria; ADI07222; ADI07222; SBI_04101.
DR   KEGG; sbh:SBI_04101; -.
DR   PATRIC; fig|749414.3.peg.4242; -.
DR   eggNOG; COG2120; Bacteria.
DR   HOGENOM; CLU_049311_2_1_11; -.
DR   OMA; YWNRVPR; -.
DR   OrthoDB; 1380748at2; -.
DR   Proteomes; UP000000377; 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..301
FT                   /note="1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-
FT                   glucopyranoside deacetylase"
FT                   /id="PRO_0000400225"
FT   BINDING         16
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT   BINDING         19
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT   BINDING         151
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
SQ   SEQUENCE   301 AA;  32113 MW;  975F18DAC8D66FB2 CRC64;
     MTPVLPARRL LLVHAHPDDE SINNGATMAK YAAEGAQVTL VTCTLGEEGE IIPPALAHLA
     ADRDDALGPH RIGELAVAMK ALGVSDHRFL GGPGRYRDSG MMGAPQNDRP ECFWRAEVDD
     AAAHLAEVVR EVRPQVLVTY DPHGGYGHPD HIQAHRVAMR AAELAAEPAY RRDLGDPHQI
     AKIYWNCVPR SELEEGFARL RAQGDGAPFP RIASAGDVPG VVDDARVTAT VDGAGYAEAK
     AEAMRAHATQ IAVDGPFFAL SNDLGQPLSA MEHYLLVRGQ AVAASGSDRG REDDLFAGVS
     V