MSHD_SANKS
ID MSHD_SANKS Reviewed; 315 AA.
AC D1BE23;
DT 02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT 19-JAN-2010, sequence version 1.
DT 03-AUG-2022, entry version 64.
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=Sked_33490;
OS Sanguibacter keddieii (strain ATCC 51767 / DSM 10542 / NCFB 3025 / ST-74).
OC Bacteria; Actinobacteria; Micrococcales; Sanguibacteraceae; Sanguibacter.
OX NCBI_TaxID=446469;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51767 / DSM 10542 / NCFB 3025 / ST-74;
RX PubMed=21304646; DOI=10.4056/sigs.16197;
RA Ivanova N., Sikorski J., Sims D., Brettin T., Detter J.C., Han C.,
RA Lapidus A., Copeland A., Glavina Del Rio T., Nolan M., Chen F., Lucas S.,
RA Tice H., Cheng J.F., Bruce D., Goodwin L., Pitluck S., Pati A.,
RA Mavromatis K., Chen A., Palaniappan K., D'haeseleer P., Chain P.,
RA Bristow J., Eisen J.A., Markowitz V., Hugenholtz P., Goker M., Pukall R.,
RA Klenk H.P., Kyrpides N.C.;
RT "Complete genome sequence of Sanguibacter keddieii type strain (ST-74).";
RL Stand. Genomic Sci. 1:110-118(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; CP001819; ACZ23244.1; -; Genomic_DNA.
DR AlphaFoldDB; D1BE23; -.
DR SMR; D1BE23; -.
DR STRING; 446469.Sked_33490; -.
DR EnsemblBacteria; ACZ23244; ACZ23244; Sked_33490.
DR KEGG; ske:Sked_33490; -.
DR eggNOG; COG0456; Bacteria.
DR HOGENOM; CLU_068014_0_0_11; -.
DR OMA; AEPWFDP; -.
DR Proteomes; UP000000322; 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; Reference proteome; Repeat; Transferase.
FT CHAIN 1..315
FT /note="Mycothiol acetyltransferase"
FT /id="PRO_0000400298"
FT DOMAIN 8..145
FT /note="N-acetyltransferase 1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT DOMAIN 163..315
FT /note="N-acetyltransferase 2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 39
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 81..83
FT /ligand="acetyl-CoA"
FT /ligand_id="ChEBI:CHEBI:57288"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 89..94
FT /ligand="acetyl-CoA"
FT /ligand_id="ChEBI:CHEBI:57288"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 190
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 243
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 247..249
FT /ligand="acetyl-CoA"
FT /ligand_id="ChEBI:CHEBI:57288"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
FT BINDING 281
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 286..291
FT /ligand="acetyl-CoA"
FT /ligand_id="ChEBI:CHEBI:57288"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01698"
SQ SEQUENCE 315 AA; 33381 MW; E157825B72BDC9B5 CRC64;
MDHSEIDVET SPLTAADAQA VHRLARAAEH VDQVAPLSEQ PLLRLLDAEA PTTHLMVRAA
DDLAGYAQVD RGAPGTASAE LVVHPFARHH GVGTALLEHA LELMDAEGRV LSVWAHGDLP
AARSLAARTG LVVVRELWKM HLPLDGSTST PESAPAAPLA PGVSLRAFRP GEDDAAWLAV
NARAFASHPE QGRLTQTDLA ARVAEPWFDA GSFLLAERDG DLVGFCWLKV PADQPQDAPR
VGEIYALGVD PSAQGLRLGT ALTAAGLDRL REVGVEVVEL YTEGDNTVAI RTYTAAGFTR
ATVDVQMARP SDATA