ID A0A401V324_9CELL Unreviewed; 418 AA.
AC A0A401V324;
DT 08-MAY-2019, integrated into UniProtKB/TrEMBL.
DT 08-MAY-2019, sequence version 1.
DT 27-MAR-2024, entry version 17.
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 ECO:0000313|EMBL:GCD21308.1};
GN ORFNames=CTKZ_28700 {ECO:0000313|EMBL:GCD21308.1};
OS Cellulomonas algicola.
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Cellulomonadaceae;
OC Cellulomonas.
OX NCBI_TaxID=2071633 {ECO:0000313|EMBL:GCD21308.1, ECO:0000313|Proteomes:UP000288246};
RN [1] {ECO:0000313|EMBL:GCD21308.1, ECO:0000313|Proteomes:UP000288246}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=TKZ-21 {ECO:0000313|EMBL:GCD21308.1,
RC ECO:0000313|Proteomes:UP000288246};
RA Yamamura H., Hayashi T., Hamada M., Serisawa Y., Matsuyama K., Nakagawa Y.,
RA Otoguro M., Yanagida F., Hayakawa M.;
RT "Draft genome sequence of Cellulomonas takizawaensis strain TKZ-21.";
RL Submitted (NOV-2018) 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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:GCD21308.1}.
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DR EMBL; BHYL01000260; GCD21308.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A401V324; -.
DR OrthoDB; 9815130at2; -.
DR Proteomes; UP000288246; Unassembled WGS sequence.
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; CYSTEINYL-TRNA SYNTHETASE; 1.
DR PANTHER; PTHR10890:SF33; L-CYSTEINE:1D-MYO-INOSITOL 2-AMINO-2-DEOXY-ALPHA-D-GLUCOPYRANOSIDE LIGASE; 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}; Zinc {ECO:0000256|HAMAP-Rule:MF_01697}.
FT DOMAIN 38..342
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 192..197
FT /note="'ERGGDP' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT MOTIF 294..298
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 233
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 237
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 255..257
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 262
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
FT BINDING 288
FT /ligand="L-cysteinyl-5'-AMP"
FT /ligand_id="ChEBI:CHEBI:144924"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01697"
SQ SEQUENCE 418 AA; 44067 MW; 5AF2736A03495D5B CRC64;
MLTWPAPQIP RLPGRGGPVV VRDSSTGERV VAAPGPTATL YVCGITPYDA THLGHAATYV
AFDVLGRAWR DAGQDVRYAS NVTDVDDPLL ERATATDVHW RELADEQIAL YAEDMTALGV
VPPDAWTGVV ESIPAVVDAV TLLVERGAAY TVPTPDAVDG GAGDVYADLS ADGAFGTVAA
LGLDEMLALS AERGGDPERA GKRDPLDPLL WRRERPGEPA WDGGTLGRGR PGWHIECAVI
ARDSLGLPFD VEGGGSDLRF PHHEMSTSHA RLLDAGHGAR VHVHTGMVGL DGEKMSKSRG
NLVLVSALRA AGVDPMAVRL AILAHRYSDD WDWTDAGLVE AQERLARWRR ALSGNGGPDA
ASTIAGLRAA VADDLDTPQA LAVVDAWVKT ALHGDHEPVE GAPGLVARAV DALLGVRL
//
