ID   MSHB_NAKMY              Reviewed;         293 AA.
AC   C8XJN6;
DT   02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT   03-NOV-2009, sequence version 1.
DT   03-AUG-2022, entry version 52.
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=Namu_4309;
OS   Nakamurella multipartita (strain ATCC 700099 / DSM 44233 / CIP 104796 / JCM
OS   9543 / NBRC 105858 / Y-104) (Microsphaera multipartita).
OC   Bacteria; Actinobacteria; Nakamurellales; Nakamurellaceae; Nakamurella.
OX   NCBI_TaxID=479431;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 700099 / DSM 44233 / CIP 104796 / JCM 9543 / NBRC 105858 /
RC   Y-104;
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   Ovchinnikova G., Sims D., Meincke L., Brettin T., Detter J.C., Han C.,
RA   Larimer F., Land M., Hauser L., Markowitz V., Cheng J.-F., Hugenholtz P.,
RA   Woyke T., Wu D., Klenk H.-P., Eisen J.A.;
RT   "The complete genome of Nakamurella multipartita DSM 44233.";
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; CP001737; ACV80597.1; -; Genomic_DNA.
DR   AlphaFoldDB; C8XJN6; -.
DR   SMR; C8XJN6; -.
DR   STRING; 479431.Namu_4309; -.
DR   EnsemblBacteria; ACV80597; ACV80597; Namu_4309.
DR   KEGG; nml:Namu_4309; -.
DR   eggNOG; COG2120; Bacteria.
DR   HOGENOM; CLU_049311_2_1_11; -.
DR   OMA; YWNRVPR; -.
DR   Proteomes; UP000002218; 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..293
FT                   /note="1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-
FT                   glucopyranoside deacetylase"
FT                   /id="PRO_0000400210"
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         156
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
SQ   SEQUENCE   293 AA;  30266 MW;  2D22D8D89D3DA3D0 CRC64;
     MYVADVPARL LAVHAHPDDE SLTMAGTLAG AALAGAEVTL VTATLGEEGE VIGDELQGLI
     AARADQLGGY RLTELAAAGA ALGVRERVML GGLGAFRDSG MAGTPSAEHP RAFIRAQRGG
     PDHDRAARAL AREIDRVRPH VLLTYDEDGG YGHPDHVAVH QVVLAALPLA AWPVPRVLAV
     IRPRTVTQAD FAALTTPPGY LAAAADEVGF LAADDSVAVA VPVTAAAARR RAALAAHATQ
     VELLPGEVFA LSNRIAQPLP AAEYFRVLAG SPVPVGPDWT VPADVAAGLD LDR