MSHB_GEOOG
ID MSHB_GEOOG Reviewed; 294 AA.
AC D2S9Y0;
DT 02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT 02-MAR-2010, sequence version 1.
DT 03-AUG-2022, entry version 55.
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=Gobs_1084;
OS Geodermatophilus obscurus (strain ATCC 25078 / DSM 43160 / JCM 3152 / KCC
OS A-0152 / KCTC 9177 / NBRC 13315 / NRRL B-3577 / G-20).
OC Bacteria; Actinobacteria; Geodermatophilales; Geodermatophilaceae;
OC Geodermatophilus.
OX NCBI_TaxID=526225;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 25078 / DSM 43160 / JCM 3152 / KCC A-0152 / KCTC 9177 / NBRC
RC 13315 / NRRL B-3577 / G-20;
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 Munk A.C., Brettin T., Detter J.C., Han C., Larimer F., Land M., Hauser L.,
RA Markowitz V., Cheng J.-F., Hugenholtz P., Woyke T., Wu D., Jando M.,
RA Schneider S., Klenk H.-P., Eisen J.A.;
RT "The complete genome of Geodermatophilus obscurus DSM 43160.";
RL Submitted (JAN-2010) 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; CP001867; ADB73843.1; -; Genomic_DNA.
DR AlphaFoldDB; D2S9Y0; -.
DR SMR; D2S9Y0; -.
DR STRING; 526225.Gobs_1084; -.
DR EnsemblBacteria; ADB73843; ADB73843; Gobs_1084.
DR KEGG; gob:Gobs_1084; -.
DR eggNOG; COG2120; Bacteria.
DR HOGENOM; CLU_049311_2_1_11; -.
DR OMA; YWNRVPR; -.
DR Proteomes; UP000001382; 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..294
FT /note="1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-
FT glucopyranoside deacetylase"
FT /id="PRO_0000400188"
FT BINDING 13
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 16
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 148
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
SQ SEQUENCE 294 AA; 31740 MW; 552151984C2F13C8 CRC64;
MTPSRRLLLV HAHPDDETIN NGATMARYVA EGAQVTLLTC TLGEEGEVLV PELELLAAEH
ADQLGGYRIG ELRAAMEALG VADWRFLGGP GRYRDSGMMG TPANDEPRAF WNADLDEAVA
HAVAVVREVR PQVVVTYDEN GGYGHPDHIQ AHRVAMRAVD AAADPAYRPD LGGAWEVAKV
YWCCVPRSVL RQGIEALAAL GEESPFASLD DVDDLPFAVP DELVAAAVDG RAHARRKDAA
MRAHATQITV DGPFFALSNN LGQEVLGTEY YRLVRGERGT ADGWEDDLFA GLPG