GQ404626   Influenza A Virus (A/equine/Newmarket/4200/1977(H3N8)) segment 7 nonfunctional matrix protein 2 (M2) gene, partial sequence; and matrix protein 1 (M1) gene, complete cds.   [Influenza A virus (A/equine/Newmarket/4200/1977(H3N8)) | 661259.3]