MSHC_THECD
ID MSHC_THECD Reviewed; 414 AA.
AC D1A2Q5;
DT 02-NOV-2010, integrated into UniProtKB/Swiss-Prot.
DT 19-JAN-2010, sequence version 1.
DT 03-AUG-2022, entry version 68.
DE RecName: Full=L-cysteine:1D-myo-inositol 2-amino-2-deoxy-alpha-D-glucopyranoside ligase {ECO:0000255|HAMAP-Rule:MF_01697};
DE Short=L-Cys:GlcN-Ins ligase {ECO:0000255|HAMAP-Rule:MF_01697};
DE EC=6.3.1.13 {ECO:0000255|HAMAP-Rule:MF_01697};
DE AltName: Full=Mycothiol ligase {ECO:0000255|HAMAP-Rule:MF_01697};
DE Short=MSH ligase {ECO:0000255|HAMAP-Rule:MF_01697};
GN Name=mshC {ECO:0000255|HAMAP-Rule:MF_01697}; OrderedLocusNames=Tcur_2287;
OS Thermomonospora curvata (strain ATCC 19995 / DSM 43183 / JCM 3096 / KCTC
OS 9072 / NBRC 15933 / NCIMB 10081 / Henssen B9).
OC Bacteria; Actinobacteria; Streptosporangiales; Thermomonosporaceae;
OC Thermomonospora.
OX NCBI_TaxID=471852;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 19995 / DSM 43183 / JCM 3096 / KCTC 9072 / NBRC 15933 / NCIMB
RC 10081 / Henssen B9;
RX PubMed=21475583; DOI=10.4056/sigs.1453580;
RA Chertkov O., Sikorski J., Nolan M., Lapidus A., Lucas S., Del Rio T.G.,
RA Tice H., Cheng J.F., Goodwin L., Pitluck S., Liolios K., Ivanova N.,
RA Mavromatis K., Mikhailova N., Ovchinnikova G., Pati A., Chen A.,
RA Palaniappan K., Djao O.D., Land M., Hauser L., Chang Y.J., Jeffries C.D.,
RA Brettin T., Han C., Detter J.C., Rohde M., Goeker M., Woyke T., Bristow J.,
RA Eisen J.A., Markowitz V., Hugenholtz P., Klenk H.P., Kyrpides N.C.;
RT "Complete genome sequence of Thermomonospora curvata type strain (B9).";
RL Stand. Genomic Sci. 1:13-22(2011).
CC -!- FUNCTION: Catalyzes the ATP-dependent condensation of GlcN-Ins and L-
CC cysteine to form L-Cys-GlcN-Ins. {ECO:0000255|HAMAP-Rule:MF_01697}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=1D-myo-inositol 2-amino-2-deoxy-alpha-D-glucopyranoside + ATP
CC + L-cysteine = 1D-myo-inositol 2-(L-cysteinylamino)-2-deoxy-alpha-D-
CC glucopyranoside + AMP + diphosphate + H(+); Xref=Rhea:RHEA:26176,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:35235, ChEBI:CHEBI:58886, ChEBI:CHEBI:58887,
CC ChEBI:CHEBI:456215; EC=6.3.1.13; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01697};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01697};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_01697};
CC -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_01697}.
CC -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC MshC subfamily. {ECO:0000255|HAMAP-Rule:MF_01697}.
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DR EMBL; CP001738; ACY97853.1; -; Genomic_DNA.
DR RefSeq; WP_012852637.1; NC_013510.1.
DR AlphaFoldDB; D1A2Q5; -.
DR SMR; D1A2Q5; -.
DR STRING; 471852.Tcur_2287; -.
DR EnsemblBacteria; ACY97853; ACY97853; Tcur_2287.
DR KEGG; tcu:Tcur_2287; -.
DR eggNOG; COG0215; Bacteria.
DR HOGENOM; CLU_013528_0_0_11; -.
DR OMA; HAWPASE; -.
DR OrthoDB; 952207at2; -.
DR Proteomes; UP000001918; Chromosome.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0035446; F:cysteine-glucosaminylinositol ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0010125; P:mycothiol biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd00672; CysRS_core; 1.
DR Gene3D; 3.40.50.620; -; 1.
DR HAMAP; MF_01697; MshC; 1.
DR InterPro; IPR024909; Cys-tRNA/MSH_ligase.
DR InterPro; IPR017812; Mycothiol_ligase_MshC.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR InterPro; IPR032678; tRNA-synt_1_cat_dom.
DR PANTHER; PTHR10890; PTHR10890; 1.
DR Pfam; PF01406; tRNA-synt_1e; 1.
DR PRINTS; PR00983; TRNASYNTHCYS.
DR TIGRFAMs; TIGR03447; mycothiol_MshC; 1.
PE 3: Inferred from homology;
KW ATP-binding; Ligase; Metal-binding; Nucleotide-binding; Reference proteome;
KW Zinc.
FT CHAIN 1..414
FT /note="L-cysteine:1D-myo-inositol 2-amino-2-deoxy-alpha-D-
FT glucopyranoside ligase"
FT /id="PRO_0000400492"
FT REGION 1..38
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT MOTIF 50..60
FT /note="'HIGH' region"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
FT MOTIF 188..193
FT /note="'ERGGDP' region"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
FT MOTIF 290..294
FT /note="'KMSKS' region"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
FT BINDING 48..51
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
FT BINDING 48
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
FT BINDING 63
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
FT BINDING 86..88
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
FT BINDING 228
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
FT BINDING 232
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
FT BINDING 250..252
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
FT BINDING 257
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
FT BINDING 284
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01697"
SQ SEQUENCE 414 AA; 45135 MW; 0D8F704652CC54A5 CRC64;
MRSWPAPEVP NLPEAGLPGP ALPLHLHDTA TGTVRPTRPG PTARMYVCGI TPYDATHLGH
AATYLAFDLV NRVWRDGGHK VCYVQNVTDV DDPLLERAEQ TGQDWRELAD REIALFRDDM
TALRILPPDH YVGAVEAIPL IVEMIERLRS RGAVYEVNGD LYFPISADPD FGRVSGLTTE
QMLPLFAERG GDPQRRGKKD PLDALLWRAQ RPGEPSWESP FGPGRPGWHV ECSAISIHHL
GMAFDVEGGG SDLAFPHHEM SASHAQVATG RHPHAKAYVH TGMVGLDGQK MSKSLGNLVF
VSRLRADGAD PMAVRLALLA HHYRSDWEWT GEDLPRATAR LERWRAAVQL PAGPPAAAVA
AEVRRHLSQD LDAPSALVTV DRWAEQALAG AGERDPAAPA QVRAVVDALL GVAL
