MSHB_CORK4
ID MSHB_CORK4 Reviewed; 388 AA.
AC C4LHT4;
DT 02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT 07-JUL-2009, sequence version 1.
DT 03-AUG-2022, entry version 58.
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=ckrop_0626;
OS Corynebacterium kroppenstedtii (strain DSM 44385 / JCM 11950 / CIP 105744 /
OS CCUG 35717).
OC Bacteria; Actinobacteria; Corynebacteriales; Corynebacteriaceae;
OC Corynebacterium.
OX NCBI_TaxID=645127;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 44385 / JCM 11950 / CIP 105744 / CCUG 35717;
RX PubMed=18430482; DOI=10.1016/j.jbiotec.2008.03.004;
RA Tauch A., Schneider J., Szczepanowski R., Tilker A., Viehoever P.,
RA Gartemann K.-H., Arnold W., Blom J., Brinkrolf K., Brune I., Goetker S.,
RA Weisshaar B., Goesmann A., Droege M., Puehler A.;
RT "Ultrafast pyrosequencing of Corynebacterium kroppenstedtii DSM44385
RT revealed insights into the physiology of a lipophilic corynebacterium that
RT lacks mycolic acids.";
RL J. Biotechnol. 136:22-30(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; CP001620; ACR17389.1; -; Genomic_DNA.
DR AlphaFoldDB; C4LHT4; -.
DR SMR; C4LHT4; -.
DR STRING; 645127.ckrop_0626; -.
DR EnsemblBacteria; ACR17389; ACR17389; ckrop_0626.
DR KEGG; ckp:ckrop_0626; -.
DR eggNOG; COG2120; Bacteria.
DR HOGENOM; CLU_049311_2_3_11; -.
DR OMA; YWNRVPR; -.
DR Proteomes; UP000001473; 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.
PE 3: Inferred from homology;
KW Hydrolase; Metal-binding; Reference proteome; Zinc.
FT CHAIN 1..388
FT /note="1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-
FT glucopyranoside deacetylase"
FT /id="PRO_0000400181"
FT REGION 369..388
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 6
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 9
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 144
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
SQ SEQUENCE 388 AA; 41274 MW; B1D8AE4D96F9A215 CRC64;
MAVHAHPDDE ALWTGGLLAH LSRRGADVRV VTCTLGEQGE VIGEPMQGLI ADEADMLGGF
RYRELEDSLR ILGVNGVHHR PCVLGGVGCW RDSGMVGTPS ADHPRAFVKS GQQAVDALKA
LMSEFCPDIV VTYGPDGGYG HPDHIRAHEI THAAVAELPH TSAPELGGDN TDLFSAVLAR
RHGGRETSAD HGIPDPVVLW AVRGETALKQ AGRAISRIPD GWVAPSGMDF SFVDGAAGAV
DSASSEKTPD KITEPDLAFV PDDLVDLAVQ LSDADIEAQA NAMAAHATQL WIADGRQSWT
NPESAWAVSD PTVAPKVFAL SNRIAQPLMR EEHYVVAYGG SGPWAKTTPA RYAYDSSVVR
ARGRSAFSLD QADEGAAHDT SEQSGQRR