Glyco Property List

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{
    "count": 839,
    "next": "http://glycodata.org/api/gdd/glyco-properties/?format=api&page=6",
    "previous": "http://glycodata.org/api/gdd/glyco-properties/?format=api&page=4",
    "results": [
        {
            "id": 81,
            "dataset": "carbohydrate",
            "entity": "melezitose",
            "entity_group": "",
            "entity_class": "oligosaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "204",
            "unit": "Å^2",
            "value_reported": "204.0",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "tandem-TIMS (tTIMS), N2 drift gas, [M+Li]+ (lithiated)",
            "conditions": "tandem-TIMS (tTIMS), N2 drift gas, [M+Li]+ (lithiated)",
            "conditions_detail": "tandem-TIMS (tTIMS), N2 drift gas, [M+Li]+ (lithiated) | adduct: [M+Li]+ | drift gas: N2 | ims method: TIMS",
            "doi": "10.1021/acs.analchem.2c02844",
            "source_url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC10126951/",
            "year": "2022",
            "confidence": "high",
            "comments": "\"reference spectra recorded for the pure trisaccharides show one main feature at 210.2 Å2 (maltotriose), 209.7 Å2 (raffinose), and 204.0 Å2 (melezitose)\"  — Trisaccharide; lithiated congener, main feature CCS  [Lee, J.; Chai, M.; Bleiholder, C., 2022, confidence: high]"
        },
        {
            "id": 82,
            "dataset": "carbohydrate",
            "entity": "glucose",
            "entity_group": "",
            "entity_class": "monosaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "80.8",
            "unit": "Å^2",
            "value_reported": "80.8",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 187",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 187",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 187 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Glucose Glc 80.8\"  — Singly-lithiated monosaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 83,
            "dataset": "carbohydrate",
            "entity": "galactose",
            "entity_group": "",
            "entity_class": "monosaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "76.3",
            "unit": "Å^2",
            "value_reported": "76.3",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 187 (conformer 1)",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 187 (conformer 1)",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 187 (conformer 1) | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Galactose Gal 76.3/78.1\"  — Singly-lithiated monosaccharide; two conformers observed (76.3 and 78.1 A^2), this record is the first feature  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 84,
            "dataset": "carbohydrate",
            "entity": "fructose",
            "entity_group": "",
            "entity_class": "monosaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "77.5",
            "unit": "Å^2",
            "value_reported": "77.5",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 187 (conformer 1)",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 187 (conformer 1)",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 187 (conformer 1) | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Fructose Fruc 77.5/78.7\"  — Singly-lithiated monosaccharide; two conformers observed (77.5 and 78.7 A^2), this record is the first feature  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 85,
            "dataset": "carbohydrate",
            "entity": "sucrose",
            "entity_group": "",
            "entity_class": "disaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "104.5",
            "unit": "Å^2",
            "value_reported": "104.5",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Sucrose Glc-Fruc alpha 1-2 104.5\"  — Singly-lithiated disaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 86,
            "dataset": "carbohydrate",
            "entity": "leucrose",
            "entity_group": "",
            "entity_class": "disaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "104.6",
            "unit": "Å^2",
            "value_reported": "104.6",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Leucrose Glu-Fruc alpha 1-5 104.6\"  — Singly-lithiated disaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 87,
            "dataset": "carbohydrate",
            "entity": "palatinose",
            "entity_group": "",
            "entity_class": "disaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "106.4",
            "unit": "Å^2",
            "value_reported": "106.4",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Palatinose Glu-Fruc alpha 1-6 106.4\"  — Singly-lithiated disaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 88,
            "dataset": "carbohydrate",
            "entity": "trehalose",
            "entity_group": "",
            "entity_class": "disaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "105.1",
            "unit": "Å^2",
            "value_reported": "105.1",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Trehalose Glc-Glc alpha 1-1 105.1\"  — Singly-lithiated disaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 89,
            "dataset": "carbohydrate",
            "entity": "cellobiose",
            "entity_group": "",
            "entity_class": "disaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "108.6",
            "unit": "Å^2",
            "value_reported": "108.6",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Cellobiose Glc-Glc beta 1-4 108.6\"  — Singly-lithiated disaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 90,
            "dataset": "carbohydrate",
            "entity": "beta-gentiobiose",
            "entity_group": "",
            "entity_class": "disaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "108.1",
            "unit": "Å^2",
            "value_reported": "108.1",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"beta-Gentiobiose Glc-Glc beta 1-6 108.1\"  — Singly-lithiated disaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 91,
            "dataset": "carbohydrate",
            "entity": "isomaltose",
            "entity_group": "",
            "entity_class": "disaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "108.6",
            "unit": "Å^2",
            "value_reported": "108.6",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Isomaltose Glc-Glc alpha 1-6 108.6\"  — Singly-lithiated disaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 92,
            "dataset": "carbohydrate",
            "entity": "maltose",
            "entity_group": "",
            "entity_class": "disaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "110.6",
            "unit": "Å^2",
            "value_reported": "110.6",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Maltose Glc-Glc alpha 1-4 110.6\"  — Singly-lithiated disaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 93,
            "dataset": "carbohydrate",
            "entity": "melibiose",
            "entity_group": "",
            "entity_class": "disaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "107.4",
            "unit": "Å^2",
            "value_reported": "107.4",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 349 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Melibiose Glc-Glc alpha 1-2 107.4\"  — Singly-lithiated disaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 94,
            "dataset": "carbohydrate",
            "entity": "melezitose",
            "entity_group": "",
            "entity_class": "oligosaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "132.6",
            "unit": "Å^2",
            "value_reported": "132.6",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 511",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 511",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 511 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Melezitose Glc-Fruc-Glc alpha 1-2, alpha 1-2 132.6\"  — Singly-lithiated trisaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 95,
            "dataset": "carbohydrate",
            "entity": "maltotriose",
            "entity_group": "",
            "entity_class": "oligosaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "138",
            "unit": "Å^2",
            "value_reported": "138.0",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 511",
            "conditions": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 511",
            "conditions_detail": "DTIMS (IMS-CID-IMS-MS), He drift gas, [M+Li]+, precursor ion m/z 511 | adduct: [M+Li]+ | drift gas: He | ims method: DTIMS",
            "doi": "10.1039/C5AN00840A",
            "source_url": "https://pubs.rsc.org/en/content/articlehtml/2015/an/c5an00840a",
            "year": "2015",
            "confidence": "high",
            "comments": "\"Maltotriose Glc-Glc-Glc alpha 1.4, alpha 1.4 138\"  — Singly-lithiated trisaccharide precursor ion CCS in helium  [Gaye, M.M.; Kurulugama, R.; Clemmer, D.E., 2015, confidence: high]"
        },
        {
            "id": 96,
            "dataset": "carbohydrate",
            "entity": "2'-fucosyllactose (2'-FL)",
            "entity_group": "",
            "entity_class": "oligosaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "193.1",
            "unit": "Å^2",
            "value_reported": "193.1",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Fuc(a1,2)Gal-OH (peak 1)",
            "conditions": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Fuc(a1,2)Gal-OH (peak 1)",
            "conditions_detail": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Fuc(a1,2)Gal-OH (peak 1) | adduct: [Mperm+Na]+ | drift gas: N2 | ims method: cyclic IMS",
            "doi": "10.1021/acsmeasuresciau.5c00083",
            "source_url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC12532065/",
            "year": "2025",
            "confidence": "medium",
            "comments": "\"2FL Fuc(a1,2)Gal-OH 193.1 +/- 0.5\"  — Human milk oligosaccharide (HMO). Value is the cIMS CCS of a diagnostic isomeric fragment ion of permethylated 2'-FL, not the intact precursor. One of four resolved peaks (193.1, 196.7, 199.3, 202.7).  [Habibi, S.C.; Baird, S.C.; Bowser, S.; Nagy, G., 2025, confidence: medium]"
        },
        {
            "id": 97,
            "dataset": "carbohydrate",
            "entity": "3-fucosyllactose (3-FL)",
            "entity_group": "",
            "entity_class": "oligosaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "196.8",
            "unit": "Å^2",
            "value_reported": "196.8",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Fuc(a1,3)Glc-OH (peak 1)",
            "conditions": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Fuc(a1,3)Glc-OH (peak 1)",
            "conditions_detail": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Fuc(a1,3)Glc-OH (peak 1) | adduct: [Mperm+Na]+ | drift gas: N2 | ims method: cyclic IMS",
            "doi": "10.1021/acsmeasuresciau.5c00083",
            "source_url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC12532065/",
            "year": "2025",
            "confidence": "medium",
            "comments": "\"3FL Fuc(a1,3)Glc-OH 196.8 +/- 0.1\"  — HMO. cIMS CCS of diagnostic isomeric fragment ion of permethylated 3-FL (peak 1; peak 2 = 201.7).  [Habibi, S.C.; Baird, S.C.; Bowser, S.; Nagy, G., 2025, confidence: medium]"
        },
        {
            "id": 98,
            "dataset": "carbohydrate",
            "entity": "lacto-N-tetraose (LNT)",
            "entity_group": "",
            "entity_class": "oligosaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "203.4",
            "unit": "Å^2",
            "value_reported": "203.4",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Gal(b1,3)GlcNAc (peak 1)",
            "conditions": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Gal(b1,3)GlcNAc (peak 1)",
            "conditions_detail": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Gal(b1,3)GlcNAc (peak 1) | adduct: [Mperm+Na]+ | drift gas: N2 | ims method: cyclic IMS",
            "doi": "10.1021/acsmeasuresciau.5c00083",
            "source_url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC12532065/",
            "year": "2025",
            "confidence": "medium",
            "comments": "\"LNT Gal(b1,3)GlcNAc 203.4 +/- 0.4\"  — HMO. cIMS CCS of diagnostic isomeric fragment ion of permethylated LNT (peak 1; peak 2 = 206.6).  [Habibi, S.C.; Baird, S.C.; Bowser, S.; Nagy, G., 2025, confidence: medium]"
        },
        {
            "id": 99,
            "dataset": "carbohydrate",
            "entity": "lacto-N-neotetraose (LNnT)",
            "entity_group": "",
            "entity_class": "oligosaccharide",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "203.1",
            "unit": "Å^2",
            "value_reported": "203.1",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Gal(b1,4)GlcNAc (peak 1)",
            "conditions": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Gal(b1,4)GlcNAc (peak 1)",
            "conditions_detail": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Gal(b1,4)GlcNAc (peak 1) | adduct: [Mperm+Na]+ | drift gas: N2 | ims method: cyclic IMS",
            "doi": "10.1021/acsmeasuresciau.5c00083",
            "source_url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC12532065/",
            "year": "2025",
            "confidence": "medium",
            "comments": "\"LNnT Gal(b1,4)GlcNAc 203.1 +/- 0.3\"  — HMO. cIMS CCS of diagnostic isomeric fragment ion of permethylated LNnT (peak 1; peak 2 = 208.7).  [Habibi, S.C.; Baird, S.C.; Bowser, S.; Nagy, G., 2025, confidence: medium]"
        },
        {
            "id": 100,
            "dataset": "carbohydrate",
            "entity": "3'-sialyllactose (3'-SL)",
            "entity_group": "",
            "entity_class": "sialic acid",
            "property": "collision cross section",
            "property_key": "ccs",
            "value": "225.2",
            "unit": "Å^2",
            "value_reported": "225.2",
            "unit_reported": "Å^2",
            "method": "Experiment",
            "method_detail": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Sia(a2,3)Gal-OH (peak 1)",
            "conditions": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Sia(a2,3)Gal-OH (peak 1)",
            "conditions_detail": "cyclic IMS (cIMS), N2 drift gas, permethylated [M+Na]+; CCS of isomeric fragment ion Sia(a2,3)Gal-OH (peak 1) | adduct: [Mperm+Na]+ | drift gas: N2 | ims method: cyclic IMS",
            "doi": "10.1021/acsmeasuresciau.5c00083",
            "source_url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC12532065/",
            "year": "2025",
            "confidence": "medium",
            "comments": "\"3SL Sia(a2,3)Gal-OH 225.2 +/- 1.0\"  — Sialylated HMO. cIMS CCS of diagnostic sialylated fragment ion of permethylated 3'-SL (peak 1; peak 2 = 228.6).  [Habibi, S.C.; Baird, S.C.; Bowser, S.; Nagy, G., 2025, confidence: medium]"
        }
    ]
}