canonicalSourceNameLookup.put("ensembl-tr", DBRefSource.ENSEMBL);
canonicalSourceNameLookup.put("ensembl-gn", DBRefSource.ENSEMBL);
canonicalSourceNameLookup.put("ensembl-tr", DBRefSource.ENSEMBL);
canonicalSourceNameLookup.put("ensembl-gn", DBRefSource.ENSEMBL);