NS3 GT6

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Asunaprevir

MutationEC50 (nM)Fold-shiftPhenotypeClinical RASReferenceComments
WT (6a_EUHK2)0.91xlikely susceptible1
V36M
V36A
V36I
V36L
Q41K
Q41R
F43S
T54A
V55A
Y56H
Y56F
L80H
L80I
L80K
L80L
L80Q
L80M
L80R
V107I
S122A
S122D
S122G
S122N
S122R
S122T
I132L
S133R
K136R
R155K
R155G
R155T
R155W
A156G
A156M
A156S
A156T
A156V
V158I
A166S
D168A
D168C
D168E
D168F
D168G
D168H
D168I
D168K
D168L
D168N
D168T
D168V
D168Y
I170A
I170T
I170V
M179T
V36A+D168A
V36A+Q41R
V36M+R155K
Q41R+S122N
Q41R+D168A
Q41R+D168Y
Q41R+D168H
Y56H+D168E
Y56H+D168A
Y56H+D168V
Y56H+D168Any
K80Q+S122T
L80K+D168E
S122N+D168A
D168H+M179T
D168V+M179T
D168Y+M179T
V55A+L80K+S122N
1.  Sunvepra Canadian Prodcut Monograph 2016

Glecaprevir

MutationEC50 (nM)Fold-shiftPhenotypeClinical RASReferenceComments
WT (6a_EUHK2)0.861xlikely susceptible1clinical isolate=0.3 (0.05-3.8)
V36M
V36A
V36I
V36L
Q41K
Q41R
F43S
T54A
V55A
Y56H
Y56F
L80H
L80I
L80K
L80L
L80Q
L80M
L80R21xresistance likely1
V107I
S122A
S122D
S122G
S122N
S122R
S122T
I132L
S133R
K136R
R155K
R155G
R155T
R155W
A156GJanuary 1, 1970
A156MJanuary 1, 1970resistance possibleyes2
A156S
A156T
A156V
V158I
A166S
D168A12.281xresistance likely1
D168C
D168E
D168F
D168G28.6191xresistance likely1
D168H22146xresistance likely1
D168I
D168K
D168L
D168N
D168T
D168V5.838xresistance likely1
D168Y16.3109xresistance likely1
I170A
I170T
I170V
M179T0.191.3xlikely susceptible1
V36A+D168A
V36A+Q41R
V36M+R155K
Q41R+S122N
Q41R+D168A
Q41R+D168Y
Q41R+D168H
Y56H+D168E
Y56H+D168A
Y56H+D168V
Y56H+D168Any
K80Q+S122T
L80K+D168E
S122N+D168A
D168H+M179T22.9153xresistance likely1
D168V+M179T8.254xresistance likely1
D168Y+M179T14.496xresistance likely1
V55A+L80K+S122N>30xresistance likely1
1. FDA Microbiology Review https://www.accessdata.fda.gov/drugsatfda_docs/nda/2017/209394Orig1s000MicroR.pdf
2. Asselah T, et al. 2018. Journal of Hepatology 68: S39

Grazoprevir

MutationEC50 (nM)Fold-shiftPhenotypeClinical RASReferenceComments
WT (6a_EUHK2)0.91xlikely susceptible1
V36M
V36A
V36Iresistance possibleYes2Clincial VF RAV (2)
V36Lresistance possibleYes2Clincial VF RAV (2)
Q41K
Q41R
F43S
T54A
V55A
Y56Hresistance possibleYes2Clincial VF RAV (2)
Y56F
L80H
L80I
L80Kresistance possibleYes2Clincial VF RAV (2)
L80L
L80Qresistance possibleYes2Clincial VF RAV (2)
L80M
L80R
V107I
S122A
S122D
S122G
S122N
S122R
S122T
I132Lresistance possibleYes2Clincial VF RAV (2)
S133R
K136R
R155K
R155G
R155T
R155W
A156G
A156Mresistance possibleYes2Clincial VF RAV (2)
A156S
A156Tresistance possibleYes2Clincial VF RAV (2)
A156Vresistance possibleYes2Clincial VF RAV (2)
V158I
A166S
D168A
D168Cresistance possibleYes2Clincial VF RAV (2)
D168Eresistance possibleYes2Clincial VF RAV (2)
D168F
D168G
D168H
D168I
D168K
D168L
D168N
D168T
D168V
D168Yresistance possibleYes2Clincial VF RAV (2)
I170A
I170T
I170Vresistance possibleYes2Clincial VF RAV (2)
M179T
V36A+D168A
V36A+Q41R
V36M+R155K
Q41R+S122N
Q41R+D168A
Q41R+D168Y
Q41R+D168H
Y56H+D168E
Y56H+D168A
Y56H+D168V
Y56H+D168Any
K80Q+S122T
L80K+D168E
S122N+D168A
D168H+M179T
D168V+M179T
D168Y+M179T
V55A+L80K+S122N
1. Lahser et al (2016) AAC doi: 10.1128/AAC.00051-16
2. FDA Microbiology/Virology Reviews Zepatier_208261Orit1s000  https://www.accessdata.fda.gov/drugsatfda_docs/nda/2016/208261Orig1s000MicroR.pdf

Paritaprevir

MutationEC50 (nM)Fold-shiftPhenotypeClinical RASReferenceComments
WT (6a_EUHK2)0.681xlikely susceptible1
V36M
V36A
V36I
V36L
Q41K
Q41R
F43S
T54A
V55A
Y56H
Y56F
L80H
L80I
L80K
L80L
L80Q
L80M
L80R
V107I
S122A
S122D
S122G
S122N
S122R
S122T
I132L
S133R
K136R
R155K
R155G
R155T
R155W
A156G
A156M
A156S
A156T
A156V
V158I
A166S
D168A
D168C
D168E
D168F
D168G
D168H
D168I
D168K
D168L
D168N
D168T
D168V
D168Y
I170A
I170T
I170V
M179T
V36A+D168A
V36A+Q41R
V36M+R155K
Q41R+S122N
Q41R+D168A
Q41R+D168Y
Q41R+D168H
Y56H+D168E
Y56H+D168A
Y56H+D168V
Y56H+D168Any
K80Q+S122T
L80K+D168E
S122N+D168A
D168H+M179T
D168V+M179T
D168Y+M179T
V55A+L80K+S122N
1. Viekira Pak US Product Label jan 28, 2016

Simeprevir

MutationEC50 (nM)Fold-shiftPhenotypeClinical RASReferenceComments
WT (6a_EUHK2)
V36M
V36A
V36I
V36L
Q41K
Q41R
F43S
T54A
V55A
Y56H
Y56F
L80H
L80I
L80K
L80L
L80Q
L80M
L80R
V107I
S122A
S122D
S122G
S122N
S122R
S122T
I132L
S133R
K136R
R155K
R155G
R155T
R155W
A156GJanuary 1, 1970
A156MJanuary 1, 1970
A156S
A156T
A156V
V158I
A166S
D168A
D168C
D168E
D168F
D168G
D168H
D168I
D168K
D168L
D168N
D168T
D168V
D168Y
I170A
I170T
I170V
M179T
V36A+D168A
V36A+Q41R
V36M+R155K
Q41R+S122N
Q41R+D168A
Q41R+D168Y
Q41R+D168H
Y56H+D168E
Y56H+D168A
Y56H+D168V
Y56H+D168Any
K80Q+S122T
L80K+D168E
S122N+D168A
D168H+M179T
D168V+M179T
D168Y+M179T
V55A+L80K+S122N
1. Jensen et al. 2015.  AAC 59(12):7426-36

Voxilaprevir

MutationEC50 (nM)Fold-shiftPhenotypeClinical RASReferenceReplication Capacity (%WT)Comments
WT (6a_EUHK2)1.26 (SD 1.87)1xlikely susceptible2100 (3)
V36M
V36Alikely susceptible2
V36I
V36L
Q41K2.5-20xresistance possible2
Q41R2.7xresistance possible3,2,1195 (3)
F43S
T54A
V55Alikely susceptible2
Y56H2.5-20xresistance possible2,1
Y56F
L80Hunfit2K80H
L80I
L80K0.5xlikely susceptible3,257.3 (3)
L80Llikely susceptible2
L80Qlikely susceptible2,3
L80M
L80Rlikely susceptible2
V107I
S122Alikely susceptible2
S122Dlikely susceptible2
S122Glikely susceptible2
S122Nlikely susceptible2
S122R
S122Tlikely susceptible2,3
I132L
S133R<2xlikely susceptible3
K136R<2xlikely susceptible3
R155K
R155Gunfit2
R155T
R155Wunfit2,1
A156G1VOX RAs >2.5x (1)
A156M
A156S1VOX RAs >2.5x (1)
A156Tunfit2,1VOX RAs >2.5x (1)
A156Vunfit2,1VOX RAs >2.5x (1)
V158I
A166Sunfit2,1
D168A2.5-20xresistance possible2,1
D168C
D168E6xresistance possible3,2
D168F
D168G
D168H4.2xresistance possible3,2,119.4 (3)
D168I
D168Kunfit2
D168L
D168N
D168T
D168Vlikely susceptible2
D168Y1.5xlikely susceptible216.4 (3)
I170A
I170T
I170Vlikely susceptible2,3
M179T
V36A+D168A2.5-20xresistance possible2
V36A+Q41R2.5-20xresistance possible2
V36M+R155K
Q41R+S122Nlikely susceptible2
Q41R+D168A2.5-20xresistance possible2
Q41R+D168Y17.5xresistance likely298.8 (3)
Q41R+D168H39xresistance likely3,292.3 (3)
Y56H+D168E20-100xresistance likely2,3
Y56H+D168A
Y56H+D168V
Y56H+D168Any
K80Q+S122Tlikely susceptible2
L80K+D168E1.1xlikely susceptible2
S122N+D168A2.5-20xresistance possible2
D168H+M179T
D168V+M179T
D168Y+M179T
V55A+L80K+S122N2xlikely susceptible2
1. Sarrazin C, et al. 2017. Gastroenterology 152: S1062
2. Dvory-Sobol H et al 2017 AASLD.  http://www.natap.org/2017/AASLD/AASLD_29.htm
3. FDA Vosevi Microbiology Reviews 209195Orig1s000MicroR