MSHB_MYCPA
ID MSHB_MYCPA Reviewed; 300 AA.
AC Q73WP7;
DT 02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT 05-JUL-2004, sequence version 1.
DT 03-AUG-2022, entry version 86.
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=MAP_2613c;
OS Mycolicibacterium paratuberculosis (strain ATCC BAA-968 / K-10)
OS (Mycobacterium paratuberculosis).
OC Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC Mycobacterium; Mycobacterium avium complex (MAC).
OX NCBI_TaxID=262316;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-968 / K-10;
RX PubMed=16116077; DOI=10.1073/pnas.0505662102;
RA Li L., Bannantine J.P., Zhang Q., Amonsin A., May B.J., Alt D., Banerji N.,
RA Kanjilal S., Kapur V.;
RT "The complete genome sequence of Mycobacterium avium subspecies
RT paratuberculosis.";
RL Proc. Natl. Acad. Sci. U.S.A. 102:12344-12349(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; AE016958; AAS04930.1; -; Genomic_DNA.
DR RefSeq; WP_003875462.1; NC_002944.2.
DR AlphaFoldDB; Q73WP7; -.
DR SMR; Q73WP7; -.
DR STRING; 262316.MAP_2613c; -.
DR EnsemblBacteria; AAS04930; AAS04930; MAP_2613c.
DR KEGG; mpa:MAP_2613c; -.
DR PATRIC; fig|262316.17.peg.2779; -.
DR eggNOG; COG2120; Bacteria.
DR HOGENOM; CLU_049311_2_1_11; -.
DR OMA; YWNRVPR; -.
DR Proteomes; UP000000580; 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..300
FT /note="1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-
FT glucopyranoside deacetylase"
FT /id="PRO_0000400201"
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 147
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
SQ SEQUENCE 300 AA; 31908 MW; E57D44818644E942 CRC64;
MAETPRLLFV HAHPDDESLG TGATIAHYTA AGADVRVVTC TLGEEGEVIG ERWAELAVDR
ADQLGGYRIG ELTAALRELG VGEPCYLGGA GRWRDSGMPG TPRRRRQRFI DADEREAVGA
LVAIIREQRP HVVVGYDPAG GYGHPDHVHV HTVTTAAVAA AGAGNFPGEP WAVPKFYWSV
FATRPFEAAV QALTPEDLRP GWSMPSAEQF TFGYADEHID AVVAAGPHAW AAKRAALAAH
ATQVVVGPTG RACALSNNVA LPILDEEHYV LVAGAAGARD ERGWETDLLA GLEFGAAPRR
