MSHD_MYCA9
ID MSHD_MYCA9 Reviewed; 296 AA.
AC B1MI19;
DT 02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT 29-APR-2008, sequence version 1.
DT 03-AUG-2022, entry version 80.
DE RecName: Full=Mycothiol acetyltransferase {ECO:0000255|HAMAP-Rule:MF_01698};
DE Short=MSH acetyltransferase {ECO:0000255|HAMAP-Rule:MF_01698};
DE EC=2.3.1.189 {ECO:0000255|HAMAP-Rule:MF_01698};
DE AltName: Full=Mycothiol synthase {ECO:0000255|HAMAP-Rule:MF_01698};
GN Name=mshD {ECO:0000255|HAMAP-Rule:MF_01698}; OrderedLocusNames=MAB_0745;
OS Mycobacteroides abscessus (strain ATCC 19977 / DSM 44196 / CIP 104536 / JCM
OS 13569 / NCTC 13031 / TMC 1543) (Mycobacterium abscessus).
OC Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC Mycobacteroides; Mycobacteroides abscessus.
OX NCBI_TaxID=561007;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 19977 / DSM 44196 / CIP 104536 / JCM 13569 / NCTC 13031 / TMC
RC 1543;
RX PubMed=19543527; DOI=10.1371/journal.pone.0005660;
RA Ripoll F., Pasek S., Schenowitz C., Dossat C., Barbe V., Rottman M.,
RA Macheras E., Heym B., Herrmann J.L., Daffe M., Brosch R., Risler J.L.,
RA Gaillard J.L.;
RT "Non mycobacterial virulence genes in the genome of the emerging pathogen
RT Mycobacterium abscessus.";
RL PLoS ONE 4:E5660-E5660(2009).
CC -!- FUNCTION: Catalyzes the transfer of acetyl from acetyl-CoA to
CC desacetylmycothiol (Cys-GlcN-Ins) to form mycothiol.
CC {ECO:0000255|HAMAP-Rule:MF_01698}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=1D-myo-inositol 2-(L-cysteinylamino)-2-deoxy-alpha-D-
CC glucopyranoside + acetyl-CoA = CoA + H(+) + mycothiol;
CC Xref=Rhea:RHEA:26172, ChEBI:CHEBI:15378, ChEBI:CHEBI:16768,
CC ChEBI:CHEBI:57287, ChEBI:CHEBI:57288, ChEBI:CHEBI:58887;
CC EC=2.3.1.189; Evidence={ECO:0000255|HAMAP-Rule:MF_01698};
CC -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_01698}.
CC -!- SIMILARITY: Belongs to the acetyltransferase family. MshD subfamily.
CC {ECO:0000255|HAMAP-Rule:MF_01698}.
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DR EMBL; CU458896; CAM60841.1; -; Genomic_DNA.
DR RefSeq; WP_005092494.1; NZ_MLCG01000008.1.
DR AlphaFoldDB; B1MI19; -.
DR SMR; B1MI19; -.
DR EnsemblBacteria; CAM60841; CAM60841; MAB_0745.
DR GeneID; 66971130; -.
DR KEGG; mab:MAB_0745; -.
DR OMA; AEPWFDP; -.
DR Proteomes; UP000007137; Chromosome.
DR GO; GO:0035447; F:mycothiol synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008080; F:N-acetyltransferase activity; IEA:InterPro.
DR GO; GO:0010125; P:mycothiol biosynthetic process; IEA:UniProtKB-UniRule.
DR HAMAP; MF_01698; MshD; 1.
DR InterPro; IPR016181; Acyl_CoA_acyltransferase.
DR InterPro; IPR000182; GNAT_dom.
DR InterPro; IPR017813; Mycothiol_AcTrfase.
DR Pfam; PF00583; Acetyltransf_1; 2.
DR PIRSF; PIRSF021524; MSH_acetyltransferase; 1.
DR SUPFAM; SSF55729; SSF55729; 1.
DR TIGRFAMs; TIGR03448; mycothiol_MshD; 1.
DR PROSITE; PS51186; GNAT; 2.
PE 3: Inferred from homology;
KW Acyltransferase; Repeat; Transferase.
FT CHAIN 1..296
FT /note="Mycothiol acetyltransferase"
FT /id="PRO_0000400266"
FT DOMAIN 1..148
FT /note="N-acetyltransferase 1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT DOMAIN 151..296
FT /note="N-acetyltransferase 2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 34
FT /ligand="1D-myo-inositol 2-(L-cysteinylamino)-2-deoxy-
FT alpha-D-glucopyranoside"
FT /ligand_id="ChEBI:CHEBI:58887"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 79..81
FT /ligand="acetyl-CoA"
FT /ligand_id="ChEBI:CHEBI:57288"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 87..92
FT /ligand="acetyl-CoA"
FT /ligand_id="ChEBI:CHEBI:57288"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 178
FT /ligand="1D-myo-inositol 2-(L-cysteinylamino)-2-deoxy-
FT alpha-D-glucopyranoside"
FT /ligand_id="ChEBI:CHEBI:58887"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 219
FT /ligand="1D-myo-inositol 2-(L-cysteinylamino)-2-deoxy-
FT alpha-D-glucopyranoside"
FT /ligand_id="ChEBI:CHEBI:58887"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 229
FT /ligand="1D-myo-inositol 2-(L-cysteinylamino)-2-deoxy-
FT alpha-D-glucopyranoside"
FT /ligand_id="ChEBI:CHEBI:58887"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 233..235
FT /ligand="acetyl-CoA"
FT /ligand_id="ChEBI:CHEBI:57288"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 240..246
FT /ligand="acetyl-CoA"
FT /ligand_id="ChEBI:CHEBI:57288"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 267
FT /ligand="1D-myo-inositol 2-(L-cysteinylamino)-2-deoxy-
FT alpha-D-glucopyranoside"
FT /ligand_id="ChEBI:CHEBI:58887"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 272..277
FT /ligand="acetyl-CoA"
FT /ligand_id="ChEBI:CHEBI:57288"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
SQ SEQUENCE 296 AA; 32020 MW; 66E174F3DCF75717 CRC64;
MTEWVPLLDN RRQLQIRELI VEATRADGIA PVGEQVLREL RGTGAKHLVA EDGDDVAAFL
NLVVPDEAAS ENATAMAELV VAPAARRRGI GSAMVREALA EGGAGTRVWA HGDLPAAQSL
ATKLGLVALR RLHQMRRALA DLPAIRVDAS VTVRHYLGPQ DDSDLLRVNN AAFSWHPEQG
GWTPGDLADR FAEPWFDPRG LFLAHDVQTA KLLGFHWTKR HLDKPGMGEV YIVGVDPAAQ
GRGLGHLLTL VGLHHLAGLG LETVLLYVES DNQAALRTYE RLGFAVALTD AAYGRA
