Figure 1

Phylogenetic tree (ML-TreePuzzle) of hantaviruses based on the complete coding region of the S segment. Only bootstrap support values greater than 70% are shown. Complete S-segment sequences: Thottapalayam virus (TPLV) (GeneBank accession no. AY526097); Seoul virus (SEOV), strain SR11 (M34881); Thailand virus (THAIV), strain 741 (AB186420); Dobrava virus (DOBV), strain Dobrava (L41916); Saaremaa virus (SAAV), strain Saaremaa/160v (AJ009773); Hantaan virus (HTNV), strain 76–118 (M14626); Amur virus (AMRV), strain Solovey/AP63/1999 (AB071184); Soochong virus, strain SC-1 (AY675349); Muju virus, strain Muju99-28 (DQ138142); Puumala virus (PUUV), strain Sotkamo (X61035); Hokkaido virus (HOKV), strain Kamiiso-8-Cr-95 (AB010730); Topografov virus (TOPV), strain Ls136V (AJ011646); Khabarovsk virus (KHAV), strain MF-43 (U35255); Tula virus (TULV), strain Moravia/02v (Z69991); Isla Vista virus (ISLAV), strain MC-SB-47 (U19302); Prospect Hill virus (PHV), strain PH-1 (Z49098); Bloodland lake virus (BLLV), strain MO46 (U19303); Bayou virus (BAYV), strain Louisiana (L36929); Black Creek Canal (BCCV) (L39949); Muleshoe virus (MULV), strain SH-Tx-339 (U54575); Maporal virus, strain HV-97021050 (AY267347); Choclo virus (DQ285046); Maciel virus (MCLV), strain 13796 (AF482716); Pergamino virus (PRGV), strain 14403 (AF482717); Oran virus (ORNV), strain 22996 (AF482715); Hu39694 virus (AF482711); Lechiguanas virus (LECV), strain 22819 (AF482714); Bermejo virus (BMJV), strain Oc22531 (AF482713); Andes virus (ANDV), strain AH-1 (AF324902); Araucaria virus, strain HPR/02-72 (AY740625); Rio Mamore virus (RIOMV), strain Om-556 (U52136); Laguna Negra virus (LANV), strain 510B (AF005727); Rio Segundo virus (RIOSV), strain RMx-Costa-1 (U18100); El Moro Canyon (ELMCV), strain RM-97 (U11427); Sin Nombre virus (SNV), strain NM H10 (L25784); Monongahela virus (MGLV), strain Monongahela-1 (U32591); and New York virus (NYV), strain RI-1 (U09488).