XmlmmCIF equivalent: pdbx_nonpoly_scheme The PDBX_NONPOLY_SCHEME category provides residue level nomenclature mapping for non-polymer entities. XmlmmCIF equivalent: pdbx_nonpoly_scheme/asym_id Pointer to _atom_site.label_asym_id. XmlmmCIF equivalent: pdbx_nonpoly_scheme/auth_mon_id _atom_site.auth_comp_id XmlmmCIF equivalent: pdbx_nonpoly_scheme/auth_seq_num _atom_site.auth_seq_id XmlmmCIF equivalent: pdbx_nonpoly_scheme/entity_id Pointer to _atom_site.label_entity_id. XmlmmCIF equivalent: pdbx_nonpoly_scheme/mon_id Pointer to _atom_site.label_comp_id. XmlmmCIF equivalent: pdbx_nonpoly_scheme/ndb_seq_num NDB residue number. XmlmmCIF equivalent: pdbx_nonpoly_scheme/pdb_ins_code PDB insertion code. XmlmmCIF equivalent: pdbx_nonpoly_scheme/pdb_mon_id PDB residue name. XmlmmCIF equivalent: pdbx_nonpoly_scheme/pdb_seq_num PDB residue number. XmlmmCIF equivalent: pdbx_nonpoly_scheme/pdb_strand_id PDB strand/chain id. XmlmmCIF equivalent: pdbx_nonpoly_scheme/id Ordinal for the list of mapping information.