MSHB_THEFY
ID MSHB_THEFY Reviewed; 286 AA.
AC Q47SP3;
DT 02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT 13-SEP-2005, sequence version 1.
DT 03-AUG-2022, entry version 100.
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=Tfu_0486;
OS Thermobifida fusca (strain YX).
OC Bacteria; Actinobacteria; Streptosporangiales; Nocardiopsaceae;
OC Thermobifida.
OX NCBI_TaxID=269800;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=YX;
RX PubMed=17209016; DOI=10.1128/jb.01899-06;
RA Lykidis A., Mavromatis K., Ivanova N., Anderson I., Land M., DiBartolo G.,
RA Martinez M., Lapidus A., Lucas S., Copeland A., Richardson P., Wilson D.B.,
RA Kyrpides N.;
RT "Genome sequence and analysis of the soil cellulolytic actinomycete
RT Thermobifida fusca YX.";
RL J. Bacteriol. 189:2477-2486(2007).
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; CP000088; AAZ54524.1; -; Genomic_DNA.
DR RefSeq; WP_011290933.1; NC_007333.1.
DR AlphaFoldDB; Q47SP3; -.
DR SMR; Q47SP3; -.
DR STRING; 269800.Tfu_0486; -.
DR EnsemblBacteria; AAZ54524; AAZ54524; Tfu_0486.
DR KEGG; tfu:Tfu_0486; -.
DR eggNOG; COG2120; Bacteria.
DR HOGENOM; CLU_049311_2_1_11; -.
DR OMA; YWNRVPR; -.
DR OrthoDB; 1380748at2; -.
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; Zinc.
FT CHAIN 1..286
FT /note="1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-
FT glucopyranoside deacetylase"
FT /id="PRO_0000400230"
FT BINDING 12
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 15
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 147
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
SQ SEQUENCE 286 AA; 31077 MW; F23C70EE881E1410 CRC64;
MNDRRLLLVH AHPDDETIVT GATMARYAAE GAHITLVTCT LGEEGEVIPP ELAHLASDRE
GGLGEYRVTE LERACAALGV HDQRFLGGKG RYRDSGMMGA PTNSHPACFW QADVDTAAHE
LAAIIREVRP QVIVTYDDNG GYGHPDHIQA HRVTMRAFAQ AADPSLPGTP WQARKLYAIA
QPRKLLEESV ARMQADPGPF TAPTAVEDIA PGTPDDLVTT RIDGSAYWEK KRDALQAHAT
QVAVAGTRFA LSNGIAQEIH AVEYFTLLHG PEPRRGPDGY ETDLFA