use direct sql for checksum, as there are no identity xrefs for those
use direct sql for checksum, as there are no identity xrefs for those

Ensembl/ensembl,muffato/ensembl,Ensembl/ensembl,mjg17/ensembl,mjg17/ensembl,mjg17/ensembl,at7/ensembl,james-monkeyshines/ensembl,mjg17/ensembl,at7/ensembl,james-monkeyshines/ensembl,danstaines/ensembl,muffato/ensembl,muffato/ensembl,at7/ensembl,danstaines/ensembl,james-monkeyshines/ensembl,muffato/ensembl,danstaines/ensembl,Ensembl/ensembl,james-monkeyshines/ensembl,Ensembl/ensembl,at7/ensembl