Entry
Name
mycothiol S-conjugate amidase;
MCA
Class
Hydrolases;
Acting on carbon-nitrogen bonds, other than peptide bonds;
In linear amides
BRITE hierarchy
Sysname
mycothiol S-conjugate 1D-myo-inositol 2-amino-2-deoxy-alpha-D-glucopyranosyl-hydrolase
Reaction(IUBMB)
a mycothiol S-conjugate + H2O = an N-acetyl L-cysteine-S-conjugate + 1-O-(2-amino-2-deoxy-alpha-D-glucopyranosyl)-1D-myo-inositol [RN:
R10617 ]
Reaction(KEGG)
Substrate
Product
N-acetyl-L-cysteine S-conjugate [CPD:
C05727 ];
1-O-(2-amino-2-deoxy-alpha-D-glucopyranosyl)-1D-myo-inositol [CPD:
C19702 ]
Comment
The enzyme that is found in actinomycetes is involved in the detoxification of oxidizing agents and electrophilic antibiotics. The enzyme has low activity with 1-O-(2-acetamido-2-deoxy-alpha-D-glucopyranosyl)-1D-myo-inositol as substrate (cf. EC
3.5.1.103 , N-acetyl-1-D-myo-inositol-2-amino-2-deoxy-alpha-D-glucopyranoside deacetylase) [2].
History
EC 3.5.1.115 created 2013
Orthology
K18455 mycothiol S-conjugate amidase
Genes
MAVM : MAA44156_03057(mshB_3)
MBAI : MB901379_03842(mshB_2)
MHEK : JMUB5695_01323(mca)
MBRD : MBRA_09490(mca_1) MBRA_27110(mca_2)
MKY : IWGMT90018_50530(mca)
MPHL : MPHLCCUG_04257(mca)
MAUU : NCTC10437_04392(mshB_2)
MFLV : NCTC10271_01078(mca)
MMV : MYCMA_0642 MYCMA_2236
MABB : MASS_1201 MASS_4027
MABL : MMASJCM_1230 MMASJCM_4098
MCHE : BB28_05975 BB28_20690
MIZ : BAB75_06560 BAB75_23015
MSTE : MSTE_01170(mca_1) MSTE_04185(mca_2)
MSAO : MYCSP_05305 MYCSP_18650
MSAL : DSM43276_01070(mca_1) DSM43276_03837(mca_2)
MTER : 4434518_01014(mca_1)
CDIP : ERS451417_00831(mca)
COI : CPCIP5297_03790(mca)
CMIN : NCTC10288_01621(mca)
CRL : NCTC7448_01596(mshB_1)
CCYS : SAMEA4530656_1508(mshB_2)
NFR : ERS450000_05091(mshB_1)
NAD : NCTC11293_06177(mshB_2)
NWL : NWFMUON74_11100(mca)
NSPU : IFM12276_06890(mca)
RRT : 4535765_01164(mshB_1)
RCR : NCTC10994_01576(mca)
RANT : RHODO2019_12845(mca)
SRC : M271_16430 M271_19135
STRM : M444_19375 M444_21780
SLE : sle_27220(sle_27220)
SPAV : Spa2297_21005 Spa2297_33030
SGM : GCM10017557_29210(mca) GCM10017557_35980(mca)
SLS : SLINC_0238 SLINC_5348
SDX : C4B68_00305(mca) C4B68_14705(mca)
SVR : CP971_13265(mca) CP971_31405(mca)
SBAT : G4Z16_10950(mca) G4Z16_23055(mca)
STUI : GCM10017668_45060(mca)
SXN : IAG42_12925(mca) IAG42_36555(mca)
SGOB : test1122_17590(mca)
SXT : KPP03845_104725(mca)
SGK : PET44_18050(mca) PET44_20530(mca)
SCY : SCATT_23660 SCATT_38360
KCH : O1G21_16315(mca) O1G21_35735(mca)
PSEV : USB125703_01321(mca)
LYH : FrondiHNR_10385(mca)
AAGI : NCTC2676_1_00756(mshB)
PSNI : NIBR502771_19625(mca)
GCR : GcLGCM259_0596(mca_1)
MICK : B1A86_00002305(mca)
RDN : HMPREF0733_11384(mca)
DCO : SAMEA4475696_2150(mshB_3)
PAUS : NCTC13651_00591(mshB_2)
PPC : HMPREF9154_0532(mca)
NAQU : ENKNEFLB_03756(mca_2)
NGV : CDO52_06670(mca) CDO52_15735(mca)
AGRA : AGRA3207_005750(mca)
ACIR : OG979_10760(mca) OG979_19865(mca)
AMQ : AMETH_5878 AMETH_6162
AMYC : CU254_32975(mca) CU254_40015(mca)
APRT : MUY14_02455(mca) MUY14_35945(mca) MUY14_43765(mca)
ATHM : L1857_32385(mca) L1857_33395(mca)
ARHD : VSH64_29780(mca) VSH64_37825(mca)
AMOG : QRX60_10740(mca) QRX60_18920(mca)
ACYN : ORV05_00815(mca) ORV05_02325(mca)
ACAB : QRX50_07365(mca) QRX50_14985(mca)
ANW : QP939_12895(mca) QP939_22110(mca)
AMYD : K1T34_10720(mca) K1T34_18790(mca)
ACTU : Actkin_00721(mshB_2)
CROS : N8J89_13750 N8J89_37215(mca)
ACTY : OG774_15560 OG774_26750(mca)
MSAG : GCM10017556_34880(mca)
MHAW : RMN56_06990(mca) RMN56_14360(mca)
MICF : QQG74_02465(mca) QQG74_04840(mca)
AMS : AMIS_32220 AMIS_8040(mca)
ACTN : L083_1130(mca) L083_5458
ACTR : Asp14428_36190(mca)
ATL : Athai_05570(mca_1) Athai_46210(mca_2)
TBW : NCTC13354_00692(mshB)
CALL : OZ401_002206(mshB) OZ401_002325
» show all
Taxonomy
Reference
Authors
Newton GL, Av-Gay Y, Fahey RC
Title
A novel mycothiol-dependent detoxification pathway in mycobacteria involving mycothiol S-conjugate amidase.
Journal
Sequence
Reference
Authors
Steffek M, Newton GL, Av-Gay Y, Fahey RC
Title
Characterization of Mycobacterium tuberculosis mycothiol S-conjugate amidase.
Journal
Sequence
Other DBs
ExPASy - ENZYME nomenclature database: 3.5.1.115
LinkDB
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