{"schema_version":"1.0","pdb_id":"5KNZ","generated_at":"2026-09-04T23:04:15Z","status":"complete","coordinate_system":{"reference":"PDB_INSTANCE","index_base":1,"end_inclusive":true},"sources":{"sequence_coordinates_api":"https://sequence-coordinates.rcsb.org/graphql","annotation_collections":["UNIPROT","PDB_ENTITY","PDB_INSTANCE","PDB_INTERFACE"]},"chains":[{"instance_id":"5KNZ.A","entity_id":"1","label_asym_id":"A","auth_asym_id":"A","description":"hIAPP(residues 19-29)S20G","polymer_type":"polypeptide(L)","sequence":{"value":"SGNNFGAILSS","length":11},"alignments":[{"source":"UNIPROT","target_id":"P10997","target_sequence":"MGILKLQVFLIVLSVALNHLKATPIESHQVEKRKCNTATCATQRLANFLVHSSNNFGAILSSTNVGSNTYGKRNAVEVLKREPLNYLPL","query_coverage":1.0,"query_length":11,"target_coverage":0.12359550561797752,"target_length":89,"orientation":null,"regions":[{"query_begin":1,"query_end":11,"target_begin":52,"target_end":62,"exon_shift":null}]}],"tracks":[{"key":"q_score","label":"Q-SCORE","kind":"numeric_series","features":[{"begin":1,"end":11,"feature_id":"Q_SCORE","type":"Q_SCORE","name":"Q_SCORE","description":null,"value":null,"source":"PDB_INSTANCE","source_id":"5KNZ.A","provenance_source":"PDB","original_begin":1,"original_end":null,"values":[0.604,0.753,0.823,0.806,0.832,0.851,0.847,0.845,0.826,0.818,0.763]}]},{"key":"hydropathy","label":"HYDROPATHY","kind":"numeric_series","features":[{"begin":5,"end":7,"feature_id":null,"type":"HYDROPATHY","name":"Hydropathy values","description":null,"value":null,"source":"PDB_ENTITY","source_id":"5KNZ_1","provenance_source":"biojava-7.2.4","original_begin":5,"original_end":null,"values":[0.48,0.48,0.43]}]},{"key":"disorder","label":"DISORDER","kind":"numeric_series","features":[{"begin":1,"end":11,"feature_id":null,"type":"DISORDER","name":"Disordered regions","description":null,"value":null,"source":"PDB_ENTITY","source_id":"5KNZ_1","provenance_source":"IUPred2(short)","original_begin":1,"original_end":null,"values":[0.84,0.84,0.84,0.84,0.84,0.84,0.84,0.84,0.84,0.84,0.84]}]},{"key":"disordered_binding","label":"DISORDERED BINDING","kind":"numeric_series","features":[{"begin":1,"end":11,"feature_id":null,"type":"DISORDER_BINDING","name":"Disordered binding sites","description":null,"value":null,"source":"PDB_ENTITY","source_id":"5KNZ_1","provenance_source":"Anchor2","original_begin":1,"original_end":null,"values":[0.3,0.32,0.34,0.36,0.39,0.41,0.42,0.39,0.37,0.36,0.35]}]},{"key":"molecule_processing","label":"MOLECULE PROCESSING","kind":"range","features":[{"begin":1,"end":11,"feature_id":"PRO_0000004106","type":"PEPTIDE","name":null,"description":"Islet amyloid polypeptide","value":null,"source":"UNIPROT","source_id":"P10997","provenance_source":null,"original_begin":52,"original_end":62}]},{"key":"mutagenesis","label":"MUTAGENESIS","kind":"point","features":[{"begin":2,"end":2,"feature_id":"monomer_feature_1","type":"MUTATION","name":"engineered mutation","description":null,"value":null,"source":"PDB_ENTITY","source_id":"5KNZ_1","provenance_source":"PDB","original_begin":2,"original_end":2}]},{"key":"other_sequence_conflict","label":"SEQUENCE_CONFLICT","kind":"point","features":[{"begin":2,"end":2,"feature_id":null,"type":"SEQUENCE_CONFLICT","name":null,"description":"In Ref. 4; CAA39504.","value":null,"source":"UNIPROT","source_id":"P10997","provenance_source":null,"original_begin":53,"original_end":53}]},{"key":"other_sequence_variant","label":"SEQUENCE_VARIANT","kind":"point","features":[{"begin":2,"end":2,"feature_id":"VAR_012080","type":"SEQUENCE_VARIANT","name":null,"description":"In dbSNP:rs1800203.","value":null,"source":"UNIPROT","source_id":"P10997","provenance_source":null,"original_begin":53,"original_end":53}]}]}],"errors":[]}