loop_ _pdbx_struct_ref_seq_deletion.id _pdbx_struct_ref_seq_deletion.details _pdbx_struct_ref_seq_deletion.asym_id _pdbx_struct_ref_seq_deletion.comp_id _pdbx_struct_ref_seq_deletion.db_seq_id _pdbx_struct_ref_seq_deletion.db_code _pdbx_struct_ref_seq_deletion.db_name 1 . A LEU 23 P15456 UNP 1 . A THR 24 P15456 UNP 1 . A GLN 25 P15456 UNP