PDBx/mmCIF
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Data Item
_entity.id
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Dictionary
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Supporting Data
General
Item name
_entity.id
Category name
entity
Attribute name
id
Required in PDB entries
yes
Used in current PDB entries
Yes, in about 100.0 % of entries
Item Description
An integer value that is the unique identifier for the entity within the entry.
Data Type
Data type code
int
Data type detail
int item types are the subset of numbers that are the negative or positive integers.
Primitive data type code
numb
Regular expression
-?[0-9]+
Child Data Items
_angle.entity_id_1
_angle.entity_id_2
_angle.entity_id_3
_angular_order_param.entity_id
_assembly_segment.entity_id
_assigned_peak_chem_shift.entity_id
_assigned_spectral_transition.entity_id
_atom.entity_id
_atom_chem_shift.entity_id
_atom_site.label_entity_id
_author_annotation.entity_id
_auto_relaxation.entity_id
_binding_partners.entity_id
_binding_result.atm_obs_entity_id
_bond.entity_id_1
_bond.entity_id_2
_bond_annotation.entity_id_1
_bond_annotation.entity_id_2
_ca_cb_constraint.entity_id_1
_ca_cb_constraint.entity_id_2
_ca_cb_constraint.entity_id_3
_ca_cb_constraint.entity_id_4
_ca_cb_constraint.entity_id_5
_chem_comp_assembly.entity_id
_chemical_rate.entity_id
_coupling_constant.entity_id_1
_coupling_constant.entity_id_2
_cross_correlation_d_csa.csa_entity_id_1
_cross_correlation_d_csa.csa_entity_id_2
_cross_correlation_d_csa.dipole_entity_id_1
_cross_correlation_d_csa.dipole_entity_id_2
_cross_correlation_dd.dipole_1_entity_id_1
_cross_correlation_dd.dipole_1_entity_id_2
_cross_correlation_dd.dipole_2_entity_id_1
_cross_correlation_dd.dipole_2_entity_id_2
_cs_anisotropy.entity_id
_d_h_fractionation_factor.entity_id
_deduced_h_bond.h_atom_entity_id
_deduced_h_bond.heavy_atom_entity_id_1
_deduced_h_bond.heavy_atom_entity_id_2
_deduced_secd_struct_exptl.entity_id
_deduced_secd_struct_feature.entity_id
_dipolar_coupling.entity_id_1
_dipolar_coupling.entity_id_2
_dipole_dipole_relax.entity_id_1
_dipole_dipole_relax.entity_id_2
_dist_constraint.entity_id
_entity.parent_entity_id
_entity_assembly.entity_id
_entity_atom_list.entity_id
_entity_biological_function.entity_id
_entity_bond.entity_id
_entity_chem_comp_deleted_atom.entity_id
_entity_chimera_segment.entity_id
_entity_citation.entity_id
_entity_common_name.entity_id
_entity_comp_index.entity_id
_entity_comp_index_alt.entity_id
_entity_db_link.entity_id
_entity_deleted_atom.entity_id
_entity_experimental_src.entity_id
_entity_keyword.entity_id
_entity_natural_src.entity_id
_entity_poly_seq.entity_id
_entity_purity.entity_id
_entity_systematic_name.entity_id
_floating_chirality.entity_id_1
_floating_chirality.entity_id_2
_gen_dist_constraint.entity_id_1
_gen_dist_constraint.entity_id_2
_h_chem_shift_constraint.entity_id
_h_exch_protection_factor.entity_id
_h_exch_rate.entity_id
_heteronucl_noe.entity_id_1
_heteronucl_noe.entity_id_2
_homonucl_noe.entity_id_1
_homonucl_noe.entity_id_2
_interatomic_dist.entity_id_1
_interatomic_dist.entity_id_2
_isotope_effect.entity_id
_isotope_label_pattern.entity_id
_j_three_bond_constraint.entity_id_1
_j_three_bond_constraint.entity_id_2
_j_three_bond_constraint.entity_id_3
_j_three_bond_constraint.entity_id_4
_local_structure_quality.entity_id
_mol_interaction_chem_shift.entity_id
_ms_chrom_ion_annotation.entity_id
_mz_precursor_ion_annotation.entity_id
_mz_product_ion_annotation.entity_id
_natural_source_db.entity_id
_order_param.entity_id
_other_constraint_list.entity_id
_other_data.entity_id
_other_struct_feature.entity_id
_pdbx_nonpoly_scheme.entity_id
_pdbx_poly_seq_scheme.entity_id
_ph_titr_result.atm_obs_entity_id
_ph_titr_result.atm_titr_entity_id
_rdc.entity_id_1
_rdc.entity_id_2
_rdc_constraint.entity_id_1
_rdc_constraint.entity_id_2
_rep_conf.entity_id
_resonance_assignment.entity_id
_sample_component.entity_id
_sample_component_atom_isotope.entity_id
_secondary_struct.entity_id
_spectral_density.entity_id
_spin_system.entity_id
_struct_asym.entity_id
_structure_interaction.entity_id_1
_structure_interaction.entity_id_2
_subsystem_component.entity_id
_t1.entity_id
_t1rho.entity_id
_t2.entity_id
_tensor.entity_id
_terminal_residue.entity_id
_tertiary_struct.entity_id
_theoretical_chem_shift.entity_id
_torsion_angle.entity_id_1
_torsion_angle.entity_id_2
_torsion_angle.entity_id_3
_torsion_angle.entity_id_4
_torsion_angle_constraint.entity_id_1
_torsion_angle_constraint.entity_id_2
_torsion_angle_constraint.entity_id_3
_torsion_angle_constraint.entity_id_4