This can arise both from people curating information about pathogenic variants where the literature or database references a variant coordinate on an older human genome release, or when processing older genotyping data files from customers that report the variants relative to an older human genome release.
This can arise both from people curating information about pathogenic variants where the literature or database references a variant coordinate on an older human genome release, or when processing older genotyping data files from customers that report the variants relative to an older human genome release.