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Volume 20, Number 6—June 2014


MERS Coronaviruses in Dromedary Camels, Egypt

Daniel K.W. Chu1, Leo L.M. Poon1, Mokhtar M. Gomaa, Mahmoud M. Shehata, Ranawaka A.P.M. Perera, Dina Abu Zeid, Amira S. El Rifay, Lewis Y. Siu, Yi Guan, Richard J. Webby, Mohamed A. Ali, Malik PeirisComments to Author , and Ghazi KayaliComments to Author 
Author affiliations: The University of Hong Kong, Hong Kong, China (D.K.W. Chu, L.L.M. Poon, R.A.P.M. Perera, Y. Guan, M. Peiris); National Research Centre, Giza, Egypt (M.M. Gomaa, M.M. Shehata, D.A. Zeid, A.S. El Rifay, M.A. Ali); HKU-Pasteur Research Pole, Hong Kong (L.Y. Siu); St. Jude Children’s Research Hospital, Memphis, Tennessee, USA (R.J. Webby, G. Kayali)

Main Article

Table 2

Percentage identity between ORFs of dromedary camel MERS-CoV (NRCE-HKU205) and human MERS-CoV (EMC/2012) at the nucleotide and amino acid levels*

ORF % Identity to HCoV-EMC/2012
Nucleotide Amino acid
ORF1a 99.5 99.2
ORF1b 99.5 99.7
S 99.2 98.9
ORF3 99.0 98.0
ORF4a 99.0 100
ORF4b 99.4 99.1
ORF5 99.4 98.6
E 100 100
M 100 100
N 99.4 99.2
ORF8b 99.1 98.2

*ORF, open reading frame; MERS, Middle East respiratory syndrome; CoV, coronavirus; H, human; E, envelope; M, membrane; N, nucleocapsid.

Main Article

1These authors contributed equally to this article.