If you have 23andme, the exact allele is not on the chip. However, a different allele is strongly associated with the region:
https://you.23andme.com/tools/data/?query=rs10490770&filter_...
The major A/A variant is listed as T/T on 23andme. If you have a result other than "T/T", you're likely to be in the high-risk group.
refs: https://www.snpedia.com/index.php/Rs11385942 [not on 23andme] https://www.snpedia.com/index.php/Rs10490770