“…This database provided not only access to the data but also precise annotation with new rules. In their article for our journal, Lefranc and Lefranc focus on specific questions, identifying allotypes on the heavy chains gamma1, gamma2, gamma3 and alpha2 (known as G1m, G2m, G3m and A2m allotypes, respectively) and on the light chain kappa (Km allotypes) [9]. The Gm and Am allotypes are some of the most powerful tools in population genetics because they are inherited in fixed combinations or Gm-Am haplotypes (ref).…”