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CYP2C19
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Allele |
Protein |
Nucleotide changes |
Trivial name |
Effect |
Enzyme activity |
References |
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Gene* *Reference
sequence has been updated from NT_030059.13 to NG_008384.2 |
In_vivo |
In_vitro |
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CYP2C19*1A |
CYP2C19.1A |
None |
None |
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None |
Normal |
Normal |
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CYP2C19*1B |
CYP2C19.1B |
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Normal |
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CYP2C19*1C |
CYP2C19.1B |
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Normal |
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CYP2C19*2A |
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99C>T; 19154G>A; 80160C>T; 80161A>G |
m1; m1A |
None |
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CYP2C19*2B |
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99C>T; 12460G>C; 19154G>A; 80160C>T; 80161A>G |
m1B |
None |
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CYP2C19*2C |
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-98T>C;
99C>T; 12122G>A;
12662A>G;
12834G>C; 19154G>A; 19520A>G;
57740C>G;
79936T>A;
80160C>T; 80161A>G |
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None |
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CYP2C19*2D |
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-98T>C;
99C>T; 12662A>G;
19154G>A; 57740C>G;
80160C>T; 80161A>G; 87275G>A |
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splicing
defect, E405K |
None |
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CYP2C19*2E |
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99C>T; 19154G>A; 19286G>A; 80160C>T; 80161A>G |
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Splicing
defect; M271I; I331V |
None |
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CYP2C19*2F |
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99C>T; 19154G>A; 80160C>T; 80161A>G; 80191G>A |
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Splicing
defect; I331V; D341N |
None |
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CYP2C19*2G |
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99C>T; 19154G>A; 80160C>T; 80161A>G; 80249A>T |
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Splicing
defect; I331V; D360V |
None |
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CYP2C19*2H |
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99C>T; 19154G>A; 80160C>T; 80161A>G; 87248C>G |
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Splicing
defect; I331V; H396D |
None |
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CYP2C19*2J |
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99C>T; 19154G>A; 80160C>T; 80161A>G; 87323A>C |
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Splicing
defect; I331V; K421Q |
None |
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CYP2C19*3A |
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m2 |
None |
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CYP2C19*3B |
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-889T>G; 12013T>G; 12122G>A; 12306G>A; 13166T>C; 17948G>A; 18911A>G; 80161A>G; 80248G>A; 87313A>C |
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None |
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CYP2C19*3C |
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CYP2C19*4A |
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m3 |
None |
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CYP2C19*4B |
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None |
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CYP2C19*5A |
CYP2C19.5A |
m4 |
None |
None |
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CYP2C19*5B |
CYP2C19.5B |
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None |
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CYP2C19*6 |
CYP2C19.6 |
m5 |
None |
None |
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CYP2C19*7 |
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None |
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CYP2C19*8 |
CYP2C19.8 |
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None |
Decr |
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CYP2C19*9
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CYP2C19.9
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(Decr)
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CYP2C19*10
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CYP2C19.10
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Decr |
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CYP2C19*11
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CYP2C19.11
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R150H (12802G>A) can also exist in linkage with CYP2C19*'2sÂ’ |
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CYP2C19*12 |
CYP2C19.12 |
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Unstable |
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CYP2C19*13
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CYP2C19.13
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CYP2C19*14
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CYP2C19.14
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CYP2C19*15
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CYP2C19.15
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CYP2C19*16 |
CYP2C19.16 |
Existence of the CYP2C19*2
polymorphism 681G>A on the same
allele cannot be excluded |
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CYP2C19*17 |
CYP2C19.17 |
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Incr. |
Incr. transcr. |
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CYP2C19*18 |
CYP2C19.18 |
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CYP2C19*19 |
CYP2C19.19 |
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S51G; I331V
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CYP2C19*20 |
See CYP2C19*3B |
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CYP2C19*21 |
See CYP2C19*2C |
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CYP2C19*22 |
CYP2C19.22 |
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CYP2C19*23 |
CYP2C19.23 |
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CYP2C19*24 |
CYP2C19.24 |
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CYP2C19*25 |
CYP2C19.25 |
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CYP2C19*26 |
CYP2C19.26 |
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D256N; I331V |
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CYP2C19*27 |
CYP2C19.1B |
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Decr. expr. |
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CYP2C19*28 |
CYP2C19.28 |
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CYP2C19*29 |
CYP2C19.29 |
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K28I; I331V |
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CYP2C19*30 |
CYP2C19.30 |
217C>T |
12401C>T (Potentially
exists on a CYP2C19*1B or *1C background) |
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R73C |
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CYP2C19*31 |
CYP2C19.31 |
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H78Y; I331V |
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CYP2C19*32 |
CYP2C19.32 |
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H99R; I331V |
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CYP2C19*33 |
CYP2C19.33 |
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D188N; I331V |
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CYP2C19*34 |
CYP2C19.34 |
-13G>A; 7C>T;
10T>C |
-13G>A; 7C>T; 10T>C |
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P3S; F4L |
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CYP2C19*35 |
CYP2C19.35 |
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None |
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Additional SNPs, where the haplotype has not
yet been determined
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183T>C |
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46C>T |
46C>T (Linkage with *2
is unclear) |
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L16F |
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101_102insCCTAC |
101_102insCCTAC (Linkage with *2
is unclear) |
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35Frameshift |
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371G>A |
12724G>A (Linkage with *2
is unclear) |
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R124Q |
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373C>G |
12726C>G (Linkage with *2
and *3 is unclear) |
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R125G |
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389C>T |
12742C>T (Linkage with *2
is unclear) |
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T130M |
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692A>C |
19165A>C (Linkage with *2
is unclear) |
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N231T |
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764T>C |
19237T>C (Linkage with *3
is unclear) |
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M255T |
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781C>T |
19254C>T (Linkage with *2
is unclear) |
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R261W |
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831C>A |
57802C>A (Linkage with *2
and *3 is unclear) |
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N277K |
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908G>A |
57879G>A (Linkage with *2
is unclear) |
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S303N |
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980T>C |
80150T>C (Linkage with *2
is unclear) |
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I327T |
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1208A>T |
87270A>T (Linkage with *2
is unclear) |
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N403I |
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1289C>T |
87351C>T (Linkage with *3
is unclear) |
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A430V |
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463G>T |
In linkage with CYP2C19*17 (-806C>T) |
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E155X |
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Allele frequencies: Zhuo et al., 2017
Links to the NCBI dbSNP homepage are available for SNPs
when present in NCBI's database.
Nucleotide variations in bold are the major SNPs/alterations
responsible for the phenotype of the corresponding allele.
Allele frequencies: Zhuo et al., 2017
Links to the NCBI dbSNP homepage are available for SNPs
when present in NCBI's database.
Nucleotide variations in bold are the major SNPs/alterations
responsible for the phenotype of the corresponding allele.
|