Due to a limitation with the TruSight HLA Assign software, alleles that differ within an insertion cannot be resolved.

For further information see the technical note TEC533_TRUSIGHT HLA ASSIGN INSERTION ALIGNMENT AMBIGUITIES 

The IMGT/HLA 3.39.0 Reference Update includes updated HLA allele sequences released January 2020 for TruSight HLA Assign version 2.1.

IMGT/HLA reference release Assign 2.1

ZIP (< 1 MB) - 12-March-2020