Protegen ID Gene Name Sequence Strain (Species/Organism) NCBI Gene ID NCBI Nucleotide GI NCBI Protein GI Locus Tag Genbank Accession Protein Accession Protein Name Protein Annotation Molecule Role Molecule Role Annotation COG PMID 1917 RVFVsSgp1 Rift Valley fever virus 956561 9632366 RVFVsSgp1 NP_049343.1 NS protein Virulence factor MUTATION: NSs mutant virus is avirulent in mice [Ref6605:Le et al., 2008]. 18225953 5083 NSs 3006114 3006115 CAA73290.1 Virulence factor In this report, we show that MP12 and clone 13, two attenuated RVFV strains with mutations in the NSs gene, Clone 13 has a defective NSs gene with a large in-frame deletion. ; [Ref7484:Bouloy et al., 2001] 11152510