{ "title": "X-ray crystallography and mass spectroscopy reveal that the N-lobe of human transferrin expressed in Pichia pastoris is folded correctly but is glycosylated on serine-32.", "journal": "Biochemistry", "date": "1999", "authors": "Bewley MC, Tam BM, Grewal J, He S, Shewry S, Murphy ME, Mason AB, Woodworth RC, Baker EN, MacGillivray RT", "reference": { "type": "PubMed", "id": "10029548", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, "referenced_glycans": [ { "glytoucan_ac": "G87418CY" }, { "glytoucan_ac": "G25520XG" }, { "glytoucan_ac": "G78059CC" }, { "glytoucan_ac": "G17168RO" }, { "glytoucan_ac": "G36191CD" }, { "glytoucan_ac": "G84467IZ" }, { "glytoucan_ac": "G89877QI" } ], "referenced_proteins": [ { "uniprot_canonical_ac": "P02787-1", "protein_name": "Serotransferrin", "gene_name": "TF", "tax_name": "Human" } ], "species": [ { "name": "Homo sapiens", "taxid": 9606, "evidence": [ { "database": "UniProtKB", "id": "P02787", "url": "https://www.uniprot.org/uniprot/P02787" } ], "common_name": "Human", "glygen_name": "Human", "reference_species": "Homo sapiens [9606]" } ], "glycosylation": [ { "glytoucan_ac": "G17168RO", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: ASN-432 AND ASN-630", "start_pos": 432, "start_aa": "Asn", "end_pos": 432, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn432", "evidence": [ { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" }, { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" }, { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "558", "database": "GlyConnect", "url": "https://glyconnect.expasy.org/browser/proteins/558" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0010000.1100100000.00000000100000.00000.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G25520XG", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: N-432, N-630", "start_pos": 432, "start_aa": "Asn", "end_pos": 432, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn432", "evidence": [ { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" }, { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0100000.1110000000.01010000111100.00000.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G36191CD", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: N-432, N-630", "start_pos": 432, "start_aa": "Asn", "end_pos": 432, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn432", "evidence": [ { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" }, { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" }, { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0100000.1100000000.01010000111100.00000.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G78059CC", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: N-432, N-630", "start_pos": 432, "start_aa": "Asn", "end_pos": 432, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn432", "evidence": [ { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" }, { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" }, { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0100000.1110000000.01010000111100.00000.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G84467IZ", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: ASN-432 AND ASN-630", "start_pos": 432, "start_aa": "Asn", "end_pos": 432, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn432", "evidence": [ { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" }, { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" }, { "id": "558", "database": "GlyConnect", "url": "https://glyconnect.expasy.org/browser/proteins/558" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0010000.1100100000.01010000111100.00000.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G87418CY", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: N-432, N-630", "start_pos": 432, "start_aa": "Asn", "end_pos": 432, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn432", "evidence": [ { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" }, { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0100000.1100100000.00010000100000.00001.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G89877QI", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "ASN-432 AND ASN-630 ; ASN-432 AND ASN-630", "start_pos": 432, "start_aa": "Asn", "end_pos": 432, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn432", "evidence": [ { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" }, { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" }, { "id": "558", "database": "GlyConnect", "url": "https://glyconnect.expasy.org/browser/proteins/558" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0010000.1100100000.01010000110000.00000.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G17168RO", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: N-432, N-630", "start_pos": 630, "start_aa": "Asn", "end_pos": 630, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn630", "evidence": [ { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" }, { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "558", "database": "GlyConnect", "url": "https://glyconnect.expasy.org/browser/proteins/558" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0010000.1100100000.00000000100000.00000.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G25520XG", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: N-432, N-630", "start_pos": 630, "start_aa": "Asn", "end_pos": 630, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn630", "evidence": [ { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" }, { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0100000.1110000000.01010000111100.00000.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G36191CD", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: N-432, N-630", "start_pos": 630, "start_aa": "Asn", "end_pos": 630, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn630", "evidence": [ { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0100000.1100000000.01010000111100.00000.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G78059CC", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: N-432, N-630", "start_pos": 630, "start_aa": "Asn", "end_pos": 630, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn630", "evidence": [ { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" }, { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0100000.1110000000.01010000111100.00000.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G84467IZ", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: N-432, N-630", "start_pos": 630, "start_aa": "Asn", "end_pos": 630, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn630", "evidence": [ { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" }, { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "558", "database": "GlyConnect", "url": "https://glyconnect.expasy.org/browser/proteins/558" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0010000.1100100000.01010000111100.00000.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G87418CY", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: N-432, N-630", "start_pos": 630, "start_aa": "Asn", "end_pos": 630, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn630", "evidence": [ { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" }, { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0100000.1100100000.00010000100000.00001.01000", "uniprot_canonical_ac": "P02787-1" }, { "glytoucan_ac": "G89877QI", "type": "N-linked", "subtype": "other", "prediction_tool": "", "mining_tool": "", "site_category": "reported_with_glycan", "site_category_dict": { "reported_with_glycan": true }, "site_seq": "N", "relation": "attached", "comment": "GlycoSuiteDB curation notes. Reported structure can be attached to the following: N-432, N-630", "start_pos": 630, "start_aa": "Asn", "end_pos": 630, "end_aa": "Asn", "residue": "Asn", "site_lbl": "Asn630", "evidence": [ { "id": "7944531", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/7944531" }, { "id": "GLY_000040", "database": "UniCarbKB", "url": "http://data.glygen.org/GLY_000040" }, { "id": "10929010", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10929010" }, { "id": "8174273", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/8174273" }, { "id": "10029548", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/10029548" }, { "id": "1456441", "database": "PubMed", "url": "https://pubmed.ncbi.nlm.nih.gov/1456441" }, { "id": "558", "database": "GlyConnect", "url": "https://glyconnect.expasy.org/browser/proteins/558" } ], "filter_code": "00100000000000000000.0000000.00010000000000.0010000.1100100000.01010000110000.00000.01000", "uniprot_canonical_ac": "P02787-1" } ], "record_id": "pubmed.10029548", "abstract": "", "mutagenesis": [], "snv": [], "phosphorylation": [], "glycation": [], "section_stats": [ { "table_id": "referenced_proteins", "table_stats": [ { "field": "total", "count": 1 } ], "sort_fields": [ "uniprot_canonical_ac", "protein_name", "gene_name", "tax_name" ] }, { "table_id": "referenced_glycans", "table_stats": [ { "field": "total", "count": 7 } ], "sort_fields": [ "glytoucan_ac" ] }, { "table_id": "glycosylation", "table_stats": [ { "field": "total", "count": 14 }, { "field": "total_sites", "count": 2 }, { "field": "n_linked_glycans", "count": 7 }, { "field": "n_linked_glycan_sites", "count": 2 }, { "field": "o_linked_glycans", "count": 0 }, { "field": "o_linked_glycan_sites", "count": 0 } ], "sort_fields": [ "glytoucan_ac", "type", "subtype", "prediction_tool", "mining_tool", "site_category", "site_seq", "relation", "comment", "start_pos", "start_aa", "end_pos", "end_aa", "residue", "site_lbl", "filter_code", "uniprot_canonical_ac" ] }, { "table_id": "phosphorylation", "table_stats": [ { "field": "total", "count": 0 }, { "field": "total_sites", "count": 0 } ], "sort_fields": [] }, { "table_id": "glycosylation_reported", "table_stats": [ { "field": "total", "count": 0 }, { "field": "total_sites", "count": 0 }, { "field": "n_linked_glycans", "count": 0 }, { "field": "n_linked_glycan_sites", "count": 0 }, { "field": "o_linked_glycans", "count": 0 }, { "field": "o_linked_glycan_sites", "count": 0 } ], "sort_fields": [] }, { "table_id": "glycosylation_reported_with_glycan", "table_stats": [ { "field": "total", "count": 14 }, { "field": "total_sites", "count": 2 }, { "field": "n_linked_glycans", "count": 7 }, { "field": "n_linked_glycan_sites", "count": 2 }, { "field": "o_linked_glycans", "count": 0 }, { "field": "o_linked_glycan_sites", "count": 0 } ], "sort_fields": [ "glytoucan_ac", "type", "subtype", "prediction_tool", "mining_tool", "site_category", "site_seq", "relation", "comment", "start_pos", "start_aa", "end_pos", "end_aa", "residue", "site_lbl", "filter_code", "uniprot_canonical_ac" ] }, { "table_id": "glycosylation_predicted", "table_stats": [ { "field": "total", "count": 0 }, { "field": "total_sites", "count": 0 }, { "field": "n_linked_glycans", "count": 0 }, { "field": "n_linked_glycan_sites", "count": 0 }, { "field": "o_linked_glycans", "count": 0 }, { "field": "o_linked_glycan_sites", "count": 0 } ], "sort_fields": [] }, { "table_id": "glycosylation_automatic_literature_mining", "table_stats": [ { "field": "total", "count": 0 }, { "field": "total_sites", "count": 0 }, { "field": "n_linked_glycans", "count": 0 }, { "field": "n_linked_glycan_sites", "count": 0 }, { "field": "o_linked_glycans", "count": 0 }, { "field": "o_linked_glycan_sites", "count": 0 } ], "sort_fields": [] } ] }