c4c419da6f898053370b2b8b31a165c7cda9b5a0
braney
  Mon Nov 14 12:58:24 2016 -0800
score in chains is double, not unsigned

diff --git src/hg/lib/bigChain.as src/hg/lib/bigChain.as
index b8c71f7..c3de87c 100644
--- src/hg/lib/bigChain.as
+++ src/hg/lib/bigChain.as
@@ -1,18 +1,18 @@
 
 table bigChain
 "bigChain pairwise alignment"
     (
     string chrom;       "Reference sequence chromosome or scaffold"
     uint   chromStart;  "Start position in chromosome"
     uint   chromEnd;    "End position in chromosome"
     string name;        "Name or ID of item, ideally both human readable and unique"
     uint score;         "Score (0-1000)"
     char[1] strand;     "+ or - for strand"
     uint tSize;         "size of target sequence"
     string qName;       "name of query sequence"
     uint qSize;         "size of query sequence"
     uint qStart;        "start of alignment on query sequence"
     uint qEnd;          "end of alignment on query sequence"
-    uint chainScore;    "score from chain"
+    double chainScore;    "score from chain"
     )