NCBI is Phasing Out Sequence GIs – Here’s What You Need to Know


You may have heard that NCBI is changing the way we handle GI numbers for sequence records in September 2016. Well, you heard right! Here’s the announcement, in case you missed it.

There are a number of issues raised by these changes, but we’re going to answer two questions in this post:

  1. What pieces of your code will break in September?
  2. Are GI numbers gone for good?

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