You may also be interested in this paper/thesis about using the FST data structure to store protein sequences (PDF; beginning in English; rest in Dutch).
There are also bindings from Python to burntsushi's fst library.
You may also be interested in this paper/thesis about using the FST data structure to store protein sequences (PDF; beginning in English; rest in Dutch).
There are also bindings from Python to burntsushi's fst library.