Table 2: Genotyping of genetic variants associated with response to MTX.

Gene

Rsnumber

Variation

Genotype

Interpretation

MTHFR

rs1801133

C677T

CT

HET

 

rs1801131

A1298C

AA

WT

GGH

rs11545078

-T401C

CC

WT

SLC19A1

rs1051266

A80G

GG

MUT

SLCO1B1

rs11045879

g.103492T>C

TT

WT

DHFR

rs1105525

g.5293G>C

GG

WT

SHMT1

rs1979277

c.1303C>T

CC

WT

ABCC2

rs717620

-C24T

CT

HET

ABCB1

rs1045642

c.3434C>T

CC

WT

ITPase

rs1127354

c.94C>A/G

CC

WT

TYMS

rs34743033

Indel (28 pb 2R o 3R)

3R3R

MUT

*WT: Wild Type; HET: Heterozygous; MUT: Homozygous Mutant; R: Repeats