Drug General Information
Drug ID D0P0HB
Drug Name Ethionamide
Synonyms Aethionamidum; Aetina; Aetiva; Amidazin; Amidazine; Atina; Ethatyl; Ethimide; Ethina; Ethinamide; Ethionamidum; Ethioniamide; Ethylisothiamide; Ethyonomide; Etimid; Etiocidan; Etionamid; Etionamida; Etionamide; Etioniamid; Etionid; Etionizin; Etionizina; Etionizine; Fatoliamid; Iridocin; Iridozin; Isothin; Isotiamida; Itiocide; Nicotion; Nisotin; Nizotin; Rigenicid; Sertinon; Teberus; Thianid; Thianide; Thioamide; Thiomid; Thioniden; Tianid; Tiomid; Trecator; Trekator; Trescatyl; Trescazide; Tubenamide; Tubermin; Tuberoid; Tuberoson; Ethionamid prothionamid; Etionamide [DCIT]; Iridocin Bayer; Trecator SC; Wyeth Brand of Ethionamide; Bayer 5312; Bayer5312; E0695; TH 1314; Alpha-Ethylisonicotinic acid thioamide; Alpha-Ethylisonicotinoylthioamide; Alpha-Ethylisothionicotinamide; Alpha-Ethylthioisonicotinamide; Alpha-ethylt hioisonicotinamide; Ethina (VAN); Ethionamidum [INN-Latin]; Etionamida [INN-Spanish]; Tio-Mid; Trecator-SC; Alpha-Ethyl-thioisonicotinamide; Trecator-SC (TN); Ethionamide (JP15/USP/INN); Ethionamide [USAN:INN:BAN:JAN]; 2-ETHYL-4-PYRIDINECARBOTHIOAMIDE; 2-Ethyl-4-thioamidylpyridine; 2-Ethyl-4-thiocarbamoylpyridine; 2-Ethyl-thioisonicotinamide; 2-Ethylisonicotinic acid thioamide; 2-Ethylisonicotinic thioamide; 2-Ethylisonicotinothioamide; 2-Ethylisonicotinoylthioamide; 2-Ethylisothionicotinamide; 2-Ethylthioisonicotinamide; 2-e thylisothionicotinamide; 2-ethyl-4-aminothiocarbonylpyridine; 2-ethylisonicotinic acid thiomide; 2-ethylpyridine-4-carbothioamide; 2-ethylthioisonicotinamide, Trecator SC, Amidazine, Ethionamide; 3-Ethylisothionicotinamide
Drug Type Small molecular drug
Therapeutic Class Antituberculosis Agents
Structure D0P0HB
Drug Resistance Mutations
Target Name Bacterial Prodrug activator (EtaA) Target Info
Gene Name ethA
Uniprot ID ETHA_MYCTU
Species Mycobacterium tuberculosis
Reference Sequence MTEHLDVVIVGAGISGVSAAWHLQDRCPTKSYAILEKRESMGGTWDLFRYPGIRSDSDMY
TLGFRFRPWTGRQAIADGKPILEYVKSTAAMYGIDRHIRFHHKVISADWSTAENRWTVHI
QSHGTLSALTCEFLFLCSGYYNYDEGYSPRFAGSEDFVGPIIHPQHWPEDLDYDAKNIVV
IGSGATAVTLVPALADSGAKHVTMLQRSPTYIVSQPDRDGIAEKLNRWLPETMAYTAVRW
KNVLRQAAVYSACQKWPRRMRKMFLSLIQRQLPEGYDVRKHFGPHYNPWDQRLCLVPNGD
LFRAIRHGKVEVVTDTIERFTATGIRLNSGRELPADIIITATGLNLQLFGGATATIDGQQ
VDITTTMAYKGMMLSGIPNMAYTVGYTNASWTLKADLVSEFVCRLLNYMDDNGFDTVVVE
RPGSDVEERPFMEFTPGYVLRSLDELPKQGSRTPWRLNQNYLRDIRLIRRGKIDDEGLRF
AKRPAPVGV [Mycobacterium tuberculosis]
Targeted Disease Tuberculosis
Drug Resistance Mutations
Mutation info Missense: A381P [1], [2]
Mutation info Missense: D58A [1], [2]
Mutation info Missense: G43C [1], [2]
Mutation info Missense: P51L [1], [2]
Mutation info Missense: T186K [1], [2]
Mutation info Missense: T342K [1], [2]
Mutation info Missense: E223K [2], [3]
Mutation info Missense: G385D [2], [3]
Mutation info Missense: G413D [2], [3]
Mutation info Missense: G43S [2], [3]
Mutation info Missense: I338S [2], [3]
Mutation info Missense: R463S [2], [3]
Mutation info Missense: T392A [2], [3]
Mutation info Frameshift: Plus 22 [1]
Mutation info Frameshift: Plus 270 [1]
Mutation info Missense: Y84D [1]
Mutation info Missense: D55A [3]
Mutation info Frameshift: Plus 113 [3]
Mutation info Frameshift: Plus 234 [3]
Mutation info Frameshift: Plus 256 [3]
Mutation info Frameshift: Plus 37 [3]
Mutation info Frameshift: Plus 430 [3]
Mutation info Frameshift: Plus 441 [3]
Mutation info Nonsense: Q246 STOP [3]
Target Name Bacterial Enoyl-[acyl-carrier-protein] reductase [NADH] (Inha) Target Info
Gene Name inhA
Uniprot ID INHA_MYCTU
Species Mycobacterium tuberculosis
Reference Sequence MTGLLDGKRILVSGIITDSSIAFHIARVAQEQGAQLVLTGFDRLRLIQRITDRLPAKAPL
LELDVQNEEHLASLAGRVTEAIGAGNKLDGVVHSIGFMPQTGMGINPFFDAPYADVSKGI
HISAYSYASMAKALLPIMNPGGSIVGMDFDPSRAMPAYNWMTVAKSALESVNRFVAREAG
KYGVRSNLVAAGPIRTLAMSAIVGGALGEEAGAQIQLLEEGWDQRAPIGWNMKDATPVAK
TVCALLSDWLPATTGDIIYADGGAHTQLL [Mycobacterium tuberculosis]
Targeted Disease Tuberculosis
Drug Resistance Mutations
Mutation info Missense: S94A [4]
Mutation info Missense: I95P [5]
Mutation Frequency 7 out of 14 isolates
References
REF 1 Ethionamide activation and sensitivity in multidrug-resistant Mycobacterium tuberculosis. Proc Natl Acad Sci U S A. 2000 Aug 15;97(17):9677-82.
REF 2 Bioinformatics of antimicrobial resistance in the age of molecular epidemiology. Curr Opin Microbiol. 2015 Oct;27:45-50.
REF 3 ethA, inhA, and katG loci of ethionamide-resistant clinical Mycobacterium tuberculosis isolates. Antimicrob Agents Chemother. 2003 Dec;47(12):3799-805.
REF 4 Exclusive mutations related to isoniazid and ethionamide resistance among Mycobacterium tuberculosis isolates from Korea. Int J Tuberc Lung Dis. 2000 May;4(5):441-7.
REF 5 New isoniazid/ethionamide resistance gene mutation and screening for multidrug-resistant Mycobacterium tuberculosis strains. Lancet. 1995 Aug 19;346(8973):502-3.

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