For academic use, UK Biobank, 1000 Genomes and other resources offer variants for large groups, my wife included.
You may (at your own risk) take a look at
128 karma · joined October 17, 2018
You may (at your own risk) take a look at
* RSIDs (from DBsnp https://www.ncbi.nlm.nih.gov/snp/) * HGVS as mentioned. * Ensembl chrom-pos-ref-alt (CPRA). * Variant key (Nicola Asuni)
As dasmoth says, there is no fixed coding sequence for a gene or location in the genome.
Both Gil and Peter have done some incredible things in this space, but the language of scientists can be difficult to understand by a lay audience.
I hope it was useful. It is just an introductory jargon-free guide. You can find more on Ensembl and Wikipedia.