Which location has a copies per particle of 0 and a protein of nsp3?
CREATE TABLE "rotavirus_genes_and_proteins" (
  "rna_segment_gene" real,
  "size_s_base_pair" real,
  "protein" text,
  "molecular_weight_k_da" text,
  "location" text,
  "copies_per_particle" text
);
SELECT "location" FROM "rotavirus_genes_and_proteins" WHERE "copies_per_particle"='0' AND "protein"='nsp3';