MSHB_KINRD
ID MSHB_KINRD Reviewed; 361 AA.
AC A6W733;
DT 02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT 21-AUG-2007, sequence version 1.
DT 03-AUG-2022, entry version 72.
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=Krad_1134;
OS Kineococcus radiotolerans (strain ATCC BAA-149 / DSM 14245 / SRS30216).
OC Bacteria; Actinobacteria; Kineosporiales; Kineosporiaceae; Kineococcus.
OX NCBI_TaxID=266940;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-149 / DSM 14245 / SRS30216;
RX PubMed=19057647; DOI=10.1371/journal.pone.0003878;
RA Bagwell C.E., Bhat S., Hawkins G.M., Smith B.W., Biswas T., Hoover T.R.,
RA Saunders E., Han C.S., Tsodikov O.V., Shimkets L.J.;
RT "Survival in nuclear waste, extreme resistance, and potential applications
RT gleaned from the genome sequence of Kineococcus radiotolerans SRS30216.";
RL PLoS ONE 3:e3878-e3878(2008).
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; CP000750; ABS02622.1; -; Genomic_DNA.
DR AlphaFoldDB; A6W733; -.
DR SMR; A6W733; -.
DR STRING; 266940.Krad_1134; -.
DR EnsemblBacteria; ABS02622; ABS02622; Krad_1134.
DR KEGG; kra:Krad_1134; -.
DR eggNOG; COG2120; Bacteria.
DR HOGENOM; CLU_049311_2_1_11; -.
DR OMA; YWNRVPR; -.
DR Proteomes; UP000001116; 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..361
FT /note="1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-
FT glucopyranoside deacetylase"
FT /id="PRO_0000400190"
FT REGION 1..27
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 66
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 69
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 207
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
SQ SEQUENCE 361 AA; 37748 MW; 79BA0FEC275E11E3 CRC64;
MTTTPQPPPQ PDETPEGAAG AATAGRDPLE IAADLVDDVS RELDPAELAS LERLDQPRRI
LFVHAHPDDE SIGTGATMAR YAEAGAGVVL LTATRGELGE VIPPELAHLD PDALAEHRTG
ELATAMEALG VSDHRFLTRP DGTGYRDSGM VWLEPGRAAA GDDVDPRSLA AADPEEVAAR
IAEVVREVRP QVVVTYEPGG GYGHPDHVRV HEATVRALVL AAGDGSRGAG GAVPWQVAKV
YEIVQPERPV REALRRLAET GAEGAGDPEG PLPSVVVPDG EVTTVVDGTG QVPAKIAALR
AHATQVTLDL DAAVPAMRLS NGVPQPVWPQ EHYRLVHGVA GGPYDAEGRE TDLFAGIAPS
S
