../ pdb_000021ah_xyz-ext-atom_v1-0.xml.gz 03-Apr-2026 16:11 49K pdb_000021ah_xyz-no-atom_v1-0.xml.gz 03-Apr-2026 16:11 23K pdb_000021ah_xyz_v1-0.cif.gz 03-Apr-2026 16:11 69K pdb_000021ah_xyz_v1-0.xml.gz 03-Apr-2026 16:11 89K