MSHB2_CATAD
ID MSHB2_CATAD Reviewed; 304 AA.
AC C7Q4X5;
DT 02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT 13-OCT-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 2 {ECO:0000255|HAMAP-Rule:MF_01696};
DE Short=GlcNAc-Ins deacetylase 2 {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 2;
GN Name=mshB2 {ECO:0000255|HAMAP-Rule:MF_01696}; OrderedLocusNames=Caci_5063;
OS Catenulispora acidiphila (strain DSM 44928 / JCM 14897 / NBRC 102108 / NRRL
OS B-24433 / ID139908).
OC Bacteria; Actinobacteria; Catenulisporales; Catenulisporaceae;
OC Catenulispora.
OX NCBI_TaxID=479433;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 44928 / JCM 14897 / NBRC 102108 / NRRL B-24433 / ID139908;
RX PubMed=21304647; DOI=10.4056/sigs.17259;
RA Copeland A., Lapidus A., Glavina Del Rio T., Nolan M., Lucas S., Chen F.,
RA Tice H., Cheng J.F., Bruce D., Goodwin L., Pitluck S., Mikhailova N.,
RA Pati A., Ivanova N., Mavromatis K., Chen A., Palaniappan K., Chain P.,
RA Land M., Hauser L., Chang Y.J., Jeffries C.D., Chertkov O., Brettin T.,
RA Detter J.C., Han C., Ali Z., Tindall B.J., Goker M., Bristow J.,
RA Eisen J.A., Markowitz V., Hugenholtz P., Kyrpides N.C., Klenk H.P.;
RT "Complete genome sequence of Catenulispora acidiphila type strain (ID
RT 139908).";
RL Stand. Genomic Sci. 1:119-125(2009).
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; CP001700; ACU73923.1; -; Genomic_DNA.
DR RefSeq; WP_015793652.1; NC_013131.1.
DR AlphaFoldDB; C7Q4X5; -.
DR SMR; C7Q4X5; -.
DR STRING; 479433.Caci_5063; -.
DR EnsemblBacteria; ACU73923; ACU73923; Caci_5063.
DR KEGG; cai:Caci_5063; -.
DR eggNOG; COG2120; Bacteria.
DR HOGENOM; CLU_049311_2_1_11; -.
DR OMA; IGDYGHP; -.
DR OrthoDB; 1380748at2; -.
DR Proteomes; UP000000851; 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..304
FT /note="1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-
FT glucopyranoside deacetylase 2"
FT /id="PRO_0000400174"
FT BINDING 17
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 20
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
FT BINDING 152
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01696"
SQ SEQUENCE 304 AA; 32785 MW; 702EB2D457065098 CRC64;
MADSGSEPRS LLLVHAHPDD ESIDNGATMA RYAAAGVNVT LVTCTLGEEG DVVVPELAHL
GAAYEDRLAD HRAGELDAAM AALGVTDHRI LNEQNRYRDS GMMGSPSNDH PRSFWRADVE
EAARSLAHII RELRPQVLVT YGPDGGYGHP DHIQAHRVAM RAAQLAGQAG QADASQNARL
PHAVAKIYWN CHPRSAARFS TKALRAEEQT PFLLDESAIS VTDDSFATCV IDASDHLAAK
SAALSAHRTQ MTVQGAFFAL SNNVGRLISG EEYYHLAYCR PDLAVDEPED HAAPDLESDL
FAGL
