5696c2a99447dd591aef26258f4dbef57e4e5d82
angie
  Thu Jan 14 15:39:40 2021 -0800
Nextstrain added new year-letter clades, and their JSON no longer includes the old clades; update script and subtrack stanzas.

diff --git src/hg/utils/otto/nextstrainNcov/nextstrainClade.as src/hg/utils/otto/nextstrainNcov/nextstrainClade.as
index afa9d88..94e6e23 100644
--- src/hg/utils/otto/nextstrainNcov/nextstrainClade.as
+++ src/hg/utils/otto/nextstrainNcov/nextstrainClade.as
@@ -1,24 +1,24 @@
 table nextstrainClade
 "Clades assigned by nextstrain.org"
     (
     string chrom;      "Reference sequence accession"
     uint   chromStart; "Start position in reference"
     uint   chromEnd;   "End position in reference"
     string name;       "Name of clade"
     uint   score;      "Placeholder for BED compatibility (0)"
     char[1] strand;    "Placeholder for BED compatibility (+)"
     uint thickStart;   "Start of where display should be thick"
     uint thickEnd;     "End of where display should be thick"
     uint reserved;     "itemRgb color"
     int blockCount;    "Number of blocks (characteristic variants)"
     int[blockCount] blockSizes; "Comma separated list of block sizes"
     int[blockCount] chromStarts; "Start positions relative to chromStart"
-    string variants;   "Mutations that occurred on the path from the reference to this clade"
+    lstring variants;   "Mutations that occurred on the path from the reference to this clade"
     string dateInferred; "Date of clade branch inferred by TreeTime"
     string dateConfMin;  "Earliest date in TreeTime confidence interval"
     string dateConfMax;  "Latest date in TreeTime confidence interval"
     string countryInferred;  "Country inferred by TreeTime"
     string countryConf;      "Top-scoring countries and confidence from TreeTime"
     int sampleCount;   "Number of samples belonging to the clade"
     string[sampleCount] samples; "Samples belonging to the clade"
     )