ID A0A0M3T4A2_9MICC Unreviewed; 428 AA.
AC A0A0M3T4A2;
DT 09-DEC-2015, integrated into UniProtKB/TrEMBL.
DT 09-DEC-2015, sequence version 1.
DT 24-JAN-2024, entry version 36.
DE RecName: Full=L-cysteine:1D-myo-inositol 2-amino-2-deoxy-alpha-D-glucopyranoside ligase {ECO:0000256|HAMAP-Rule:MF_01697};
DE Short=L-Cys:GlcN-Ins ligase {ECO:0000256|HAMAP-Rule:MF_01697};
DE EC=6.3.1.13 {ECO:0000256|HAMAP-Rule:MF_01697};
DE AltName: Full=Mycothiol ligase {ECO:0000256|HAMAP-Rule:MF_01697};
DE Short=MSH ligase {ECO:0000256|HAMAP-Rule:MF_01697};
GN Name=mshC {ECO:0000256|HAMAP-Rule:MF_01697};
GN ORFNames=AL755_11770 {ECO:0000313|EMBL:ALE05991.1};
OS Arthrobacter sp. ERGS1:01.
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Micrococcaceae;
OC Arthrobacter.
OX NCBI_TaxID=1704044 {ECO:0000313|EMBL:ALE05991.1, ECO:0000313|Proteomes:UP000060433};
RN [1] {ECO:0000313|EMBL:ALE05991.1, ECO:0000313|Proteomes:UP000060433}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ERGS1:01 {ECO:0000313|EMBL:ALE05991.1,
RC ECO:0000313|Proteomes:UP000060433};
RX PubMed=26415659; DOI=10.1016/j.jbiotec.2015.09.025;
RA Kumar R., Singh D., Swarnkar M.K., Singh A.K., Kumar S.;
RT "Complete genome sequence of Arthrobacter sp. ERGS1:01, a putative novel
RT bacterium with prospective cold active industrial enzymes, isolated from
RT East Rathong glacier in India.";
RL J. Biotechnol. 214:139-140(2015).
RN [2] {ECO:0000313|Proteomes:UP000060433}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ERGS1:01 {ECO:0000313|Proteomes:UP000060433};
RA Kumar R., Swarnkar M.K., Singh A.K., Singh D.;
RT "Complete Genome Sequencing of Arthrobacter sp. ERGS1:01.";
RL Submitted (AUG-2015) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the ATP-dependent condensation of GlcN-Ins and L-
CC cysteine to form L-Cys-GlcN-Ins. {ECO:0000256|ARBA:ARBA00003679,
CC ECO:0000256|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;
CC Evidence={ECO:0000256|ARBA:ARBA00000987, ECO:0000256|HAMAP-
CC Rule:MF_01697};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01697};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000256|HAMAP-Rule:MF_01697};
CC -!- SUBUNIT: Monomer. {ECO:0000256|ARBA:ARBA00011245, ECO:0000256|HAMAP-
CC Rule:MF_01697}.
CC -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC MshC subfamily. {ECO:0000256|ARBA:ARBA00007723, ECO:0000256|HAMAP-
CC Rule:MF_01697}.
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DR EMBL; CP012479; ALE05991.1; -; Genomic_DNA.
DR RefSeq; WP_054011168.1; NZ_CP012479.1.
DR AlphaFoldDB; A0A0M3T4A2; -.
DR STRING; 1704044.AL755_11770; -.
DR KEGG; are:AL755_11770; -.
DR PATRIC; fig|1704044.3.peg.1629; -.
DR OrthoDB; 9815130at2; -.
DR Proteomes; UP000060433; 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 Gene3D; 1.20.120.640; Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases; 1.
DR Gene3D; 3.40.50.620; HUPs; 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 NCBIfam; TIGR03447; mycothiol_MshC; 1.
DR PANTHER; PTHR10890:SF3; CYSTEINE--TRNA LIGASE, CYTOPLASMIC; 1.
DR PANTHER; PTHR10890; CYSTEINYL-TRNA SYNTHETASE; 1.
DR Pfam; PF01406; tRNA-synt_1e; 1.
DR PRINTS; PR00983; TRNASYNTHCYS.
DR SUPFAM; SSF52374; Nucleotidylyl transferase; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_01697};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_01697};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_01697};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_01697}; Reference proteome {ECO:0000313|Proteomes:UP000060433};
KW Zinc {ECO:0000256|HAMAP-Rule:MF_01697}.
FT DOMAIN 37..351
FT /note="tRNA synthetases class I catalytic"
FT /evidence="ECO:0000259|Pfam:PF01406"
FT MOTIF 45..55
FT /note="'HIGH' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT MOTIF 201..206
FT /note="'ERGGDP' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT MOTIF 303..307
FT /note="'KMSKS' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 43..46
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 43
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 58
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 81..83
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 242
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 246
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 264..266
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 271
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 297
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
SQ SEQUENCE 428 AA; 45717 MW; ADED992D8AB57318 CRC64;
MKTWKSRPVP ELPGEMPALF LHETTANRVT ALPAGDTASL YVCGITPYDA THMGHAATYV
AFDLLNRTWR DAGRTVSYVQ NVTDVDDPLL ERATRDGVDW RELAAEQTAL FHEDMEALNV
LAPDNYIGAV EAIEWIVPQI EALVAAGVAY TVPGSEGGPD GDVYFSVDAA SASSQDGIDG
PWWLGQVSGL SPEEMLPIFA ERGGDPQRSG KRNPLDALLW RVARDGEPHW DGASLGEGRP
GWHIECTVIA QRFLPEPFTV QGGGSDLIFP HHEMGAGHAF ALSHVPMAQH YAHTGMVGLD
GEKMSKSLGN LVLVSKLRAE GVDPSAIRLA ILANHYRSDW FWTDALLENA QAQLAAWRAA
LPQTPEGSAP ELMAELRAAL AADLDAPRAL AAVDAWAATA AAAPAADGCE RDAALVSDAI
EALLGVAL
//