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Table 5 Distribution of emm types erythromycin-resistant genes and superantigens in 297 GAS isolates from Children’s Hospital during 2016 to 2017

From: Molecular epidemiology and antimicrobial resistance of group a streptococcus recovered from patients in Beijing, China

emm genes erythromycin-resistant genes superantigens
Type n. ermB
(n/%)
ermA
(n/%)
mefA
(n/%)
speA
(n)
speC
(n)
speG
(n)
speH
(n)
speI
(n)
speJ
(n)
speK
(n)
speL
(n)
speM
(n)
ssa
(n)
smeZ
(n)
emm1.0 78 78/26.3 0/0 2/0.67 70 76 74 3 5 55 1 2 13 66 76
emm12.0 139 136/45.79 0/0 1/0.34 11 125 126 123 124 6 0 3 40 130 134
emm3.1 3 1/0.34 0/0 1/0.34 2 2 3 0 1 0 3 0 1 1 3
emm4.0 1 1/0.34 0/0 0/0 0 1 1 0 0 0 0 0 0 1 1
emm6.19 1 1/0.34 0/0 0/0 1 1 1 0 0 0 1 0 1 0 1
emm6.4 1 1/0.34 0/0 0/0 1 1 1 0 0 0 1 0 1 0 1
emm6.89 1 1/0.34 0/0 0/0 1 1 1 0 0 0 0 0 0 0 1
emm75.0 8 8/2.69 0/0 0/0 1 8 7 6 8 1 0 8 6 0 8
emm89.0 4 4/1.35 0/0 0/0 0 4 4 0 0 0 0 0 1 0 4
emm225 1 1/0.34 0/0 0/0 1 1 1 0 0 0 0 0 0 1 1
stg485.0 1 1/0.34 0/0 0/0 0 0 0 0 0 0 0 0 0 0 0
emm1.25 1 1/0.34 0/0 0/0 1 1 1 0 0 1 0 0 0 1 1
emm1.3 1 1/0.34 0/0 0/0 1 1 1 0 0 1 0 0 0 1 1
emm1.33 2 2/0.67 0/0 0/0 2 2 2 0 0 2 0 0 0 2 2
emm12.12 1 1/0.34 0/0 0/0 0 1 1 1 1 0 0 0 0 1 1
emm12.13 1 1/0.34 0/0 0/0 0 0 1 1 1 0 0 1 1 1 1
emm12.19 27 27/9.09 0/0 0/0 4 26 25 3 3 0 0 1 4 27 27
emm12.20 1 1/0.34 0/0 1/0.34 1 1 1 1 1 0 0 0 0 1 1
emm12.21 2 2/0.67 0/0 0/0 0 1 1 1 2 0 0 0 0 1 1
emm12.30 1 1/0.34 0/0 0/0 0 0 1 1 1 0 0 0 1 0 1
emm12.36 4 4/1.35 0/0 0/0 2 4 4 3 3 0 0 0 0 4 4
emm12.37 8 6/2.02 0/0 0/0 2 8 7 7 7 0 0 0 2 8 8
emm12.40 2 2/0.67 0/0 0/0 0 2 1 2 2 0 0 0 1 2 2
emm12.66 2 2/0.67 0/0 0/0 0 2 2 2 2 0 0 0 1 2 2
emm12.69 2 2/0.67 0/0 0/0 1 2 1 0 0 0 0 0 0 2 2
emm12.7 1 1/0.34 0/0 0/0 0 1 1 0 0 0 0 0 0 0 1
emm12.72 2 2/0.67 0/0 0/0 0 2 2 0 0 0 0 0 0 2 2
emm12.76 1 1/0.34 0/0 0/0 0 1 1 1 1 0 0 0 0 0 1
Percentage(%)   97.64 0 1.68 34.34 92.59 91.58 52.19 54.55 22.22 2.02 5.05 24.58 85.52 96.97
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