643a144d0cd42d469fb6181b59ba89e95972cce2
angie
  Tue Jun 3 09:28:49 2025 -0700
Color by host by default.

diff --git src/hg/utils/otto/fluA/concat.config.json src/hg/utils/otto/fluA/concat.config.json
index 1f91de1118b..ca2ce97a213 100644
--- src/hg/utils/otto/fluA/concat.config.json
+++ src/hg/utils/otto/fluA/concat.config.json
@@ -15,17 +15,18 @@
     "meta_mouse_escape_mutations": "HA Mouse sera escape mutations",
     "meta_ferret_escape_mutations": "HA Ferret sera escape mutations",
     "meta_cell_entry_mutations": "HA Cell entry mutations",
     "meta_stability_mutations": "HA Stability mutations",
     "meta_sa26_increase_mutations": "HA a2,6 sialic acid increase mutations",
     "meta_mutdiffsel": "PB2 Differential selection in human vs. avian cells",
     "meta_mutdiffsel_mutations": "PB2 Differential selection mutations"
   },
   "colorBy": {
       "colorByOptions": [ "meta_host", "meta_country", "meta_location",
                           "meta_mouse_escape", "meta_ferret_escape", "meta_cell_entry",
                           "meta_stability", "meta_sa26_increase",
                           "meta_mutdiffsel",
                           "genotype",
                           "None" ]
-  }
+  },
+  "defaultColorByField": "meta_host"
 }