Adaptive Mutations in Nuclear Export Protein and Non-Structural 1 Protein of Avian Influenza a H9N2 Virus Circulating in Punjab, Pakistan
Rehman Shahzad1, Saba Irshad1*, Malik Saddique Mehmood1 and Faisal Amin2
1Institute of Biochemistry and Biotechnology, University of the Punjab,5400-Lahore, Pakistan
2Grand Parent Laboratory, Lahore, Pakistan
Fig. 1.
Agarose gel (2%) electrophoresis for six H9N2 RT-PCR positive samples. First lane 50 base pair DNA ladder, second lane is negative control followed by six positive samples of H9N2 virus.
Fig. 2.
Agarose gel (1%) electrophoresis for amplified and purified segment 8 of six H9N2 virus. First laneis 100 base pair DNA ladder, followed by six lanes with purified segment 8 of 840 base pairs.
Fig. 3.
Neighbor-Joining phylogenetic tree constructed using MEGA X (version 10.0.5) software with Tamura-Nei model and 1000 bootstrap values.
Fig. 4.
Multiple Sequence Alignment (MSA) analysis by online server Clustal Omega: NEP sequnces alligned and compared with the sequence of wild type AVX 27241(grey colour), mutations are highlighted in red colour.
Fig. 5.
Multiple Sequence Alignment (MSA) analysis by online server Clustal Omega: NSI sequences alligned and compared with wild type AVX 27241 (grey colour) mutations are labelled in red colour.