┌─ARATH_AT4G39340
──────────────────┤                                   ┌─ARATH_AT2G21740
                  │                 ┌─────────────────┤
                  │                 │                 └─ARATH_AT2G21750
                  └─────────────────┤
                                    │                 ┌─ARATH_AT1G76750
                                    └─────────────────┤
                                                      └─ARATH_AT5G64720