What are the mandatory qualifiers for the “source” feature key in a Sequence Listing XML?
The “source” feature key is mandatory for all nucleotide and amino acid sequences in a Sequence Listing XML, except for intentionally skipped sequences. According to MPEP 2413.01(g), there are two mandatory qualifiers for the “source” feature key: “organism” “mol_type” The “organism” qualifier must disclose the source or origin of the sequence, while the “mol_type” qualifier…
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