constitutive vs core exons?

Question

[Juan Cordero]

Dear community,

Could you tell me please what's the difference between a constitutive and a core exon?

Thanks

[Joseph Pearson]

For context, do you have examples where these two words were used? Were they used in the same paper, or different papers addressing similar phenomena?

Answer 1

[castelain.gautier]

in the documentation of the software sim4. There are the same word. Is next to the use of Basic Local Alignment Search Tool (BLAST)