ID MSHB_CORJK Reviewed; 333 AA.
AC Q4JUD7;
DT 02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT 02-AUG-2005, sequence version 1.
DT 27-MAR-2024, entry version 90.
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=jk1397;
OS Corynebacterium jeikeium (strain K411).
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales;
OC Corynebacteriaceae; Corynebacterium.
OX NCBI_TaxID=306537;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=K411;
RX PubMed=15968079; DOI=10.1128/jb.187.13.4671-4682.2005;
RA Tauch A., Kaiser O., Hain T., Goesmann A., Weisshaar B., Albersmeier A.,
RA Bekel T., Bischoff N., Brune I., Chakraborty T., Kalinowski J., Meyer F.,
RA Rupp O., Schneiker S., Viehoever P., Puehler A.;
RT "Complete genome sequence and analysis of the multiresistant nosocomial
RT pathogen Corynebacterium jeikeium K411, a lipid-requiring bacterium of the
RT human skin flora.";
RL J. Bacteriol. 187:4671-4682(2005).
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; CR931997; CAI37570.1; -; Genomic_DNA.
DR RefSeq; WP_011273861.1; NC_007164.1.
DR AlphaFoldDB; Q4JUD7; -.
DR SMR; Q4JUD7; -.
DR STRING; 306537.jk1397; -.
DR GeneID; 3432665; -.
DR KEGG; cjk:jk1397; -.
DR PATRIC; fig|306537.10.peg.1417; -.
DR eggNOG; COG2120; Bacteria.
DR HOGENOM; CLU_049311_2_1_11; -.
DR OrthoDB; 158614at2; -.
DR Proteomes; UP000000545; 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; LmbE-like; 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 NCBIfam; TIGR03445; mycothiol_MshB; 1.
DR PANTHER; PTHR12993:SF31; 1D-MYO-INOSITOL 2-ACETAMIDO-2-DEOXY-ALPHA-D-GLUCOPYRANOSIDE DEACETYLASE; 1.
DR PANTHER; PTHR12993; N-ACETYLGLUCOSAMINYL-PHOSPHATIDYLINOSITOL DE-N-ACETYLASE-RELATED; 1.
DR Pfam; PF02585; PIG-L; 1.
DR SUPFAM; SSF102588; LmbE-like; 1.
PE 3: Inferred from homology;
KW Hydrolase; Metal-binding; Reference proteome; Zinc.
FT CHAIN 1..333
FT /note="1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-
FT glucopyranoside deacetylase"
FT /id="PRO_0000400180"
FT BINDING 18
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 21
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 165
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
SQ SEQUENCE 333 AA; 35520 MW; 54E718E8124FB560 CRC64;
MTSTPAEAKI TVMAVHAHPD DETLWTGLAL AKARRLGHDV AVVTCTLGEE GEVIGEKYQA
LVDAQQYEQG TGMLGGYRIA ELQRALGALG VQHGPNFLGG CGTWRDSGME GSESIRHPRA
FAREVEPAQD LLDAQVEQLI QQIQSIRPEV ILTYAADGGY GHPDHKQAHR IVHEAVQRLS
GASAEGAGAD VFVPSQVLWC VTEDEKFAKG MQGLEDDPTA VPEGWTLPAA GEIATVPSAE
VDLVIHGSAE DVAAKQAAMR AHATQIWVAD GTASDVNAQV RESNPPAPSA TTLFCLSNLI
TQPLLDSESY RLGWTAPGVP EDFFARALAE QMV
//
