The PDBX_INVESTIGATION_ENTITY category records information about the sample used in the investigation
such as the source organism of the gene, or if isolated from natural source, the source organism for the
organelle, complex or polymer, decsribed in terms of scientific name and taxonomy id.
loop_ _pdbx_investigation_entity.entity_id _pdbx_investigation_entity.poly_entity_id _pdbx_investigation_entity.src_method _pdbx_investigation_entity.src_organism_scientific _pdbx_investigation_entity.src_ncbi_taxonomy_id 1 1 man 'Homo sapiens' 9606 2 2 man 'Homo sapiens' 9606