General Information of This Payload
Payload ID
PAY0KOCAO
Name
aHer2- (AL7-LP5)<sub>3.80</sub> Payload
Synonyms
aHer2- (AL7-LP5)<sub>3.80</sub> Payload
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Structure
Formula
C33H41FN6O7
Isosmiles
NCCCC[C@H](N)C(NCOCC(N[C@H]1CCC2=C3C1=C4CN(C(C4NC3=CC(F)=C2C)=C5)C(C(CO6)=C5[C@](CC)(O)C6=O)=O)=O)=O
InChI
InChI=1S/C33H41FN6O7/c1-3-33(45)20-10-25-29-18(12-40(25)31(43)19(20)13-47-32(33)44)28-23(8-7-17-16(2)21(34)11-24(39-29)27(17)28)38-26(41)14-46-15-37-30(42)22(36)6-4-5-9-35/h10-11,22-23,29,39,45H,3-9,12-15,35-36H2,1-2H3,(H,37,42)(H,38,41)/t22-,23-,29?,33-/m0/s1
InChIKey
QZRDYZNHIIAGEL-HWKOPWQBSA-N
Pharmaceutical Properties
Molecule Weight
652.724
Polar area
200.03
Complexity
1679.333363
xlogp Value
0.86182
Heavy Count
47
Rot Bonds
11
Hbond acc
11
Hbond Donor
6
Each Antibody-drug Conjugate Related to This Payload
Full Information of The Activity Data of The ADC(s) Related to This Payload
aHer2- (AL7-LP5)3.80 [Investigative]
Revealed Based on the Cell Line Data
Click To Hide/Show 4 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50)
0.216 nM
Positive HER2 expression (HER2+++/++)
Method Description
Cells were seeded in their growth media into 96 well plates (Thermo #136101) one day prior to adding ADCs: 1000/well SK-BR-3 cells in 80 uL media (target positive cells). 20ul assay media diluted ADC/ isotype conjugates (1:4 10 pts starting from 100uM) as well as free drug were transferred to above cells. The plates were incubated at 37°C, 5% CO2 for 6 days.

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In Vitro Model Breast adenocarcinoma SK-BR-3 cells CVCL_0033
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50)
0.327 nM
Positive HER2 expression (HER2+++/++)
Method Description
Cells were seeded in their growth media into 96 well plates (Thermo #136101) one day prior to adding ADCs: 1000/well Calu-3 in 80 uL media (target positive cells). 20ul assay media diluted ADC/ isotype conjugates (1:4 10 pts starting from 100uM) as well as free drug were transferred to above cells. The plates were incubated at 37°C, 5% CO2 for 6 days.

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In Vitro Model Lung adenocarcinoma Calu-3 cells CVCL_0609
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50)
2.19 nM
Positive HER2 expression (HER2+++/++)
Method Description
Cells were seeded in their growth media into 96 well plates (Thermo #136101) one day prior to adding ADCs: 1000/well NCI-N87 cells in 80 uL media (target positive cells). 20ul assay media diluted ADC/ isotype conjugates (1:4 10 pts starting from 100uM) as well as free drug were transferred to above cells. The plates were incubated at 37°C, 5% CO2 for 6 days.

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In Vitro Model Gastric tubular adenocarcinoma NCI-N87 cells CVCL_1603
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) > 400 nM Negative HER2 expression (HER2-)
Method Description
Cells were seeded in their growth media into 96 well plates (Thermo #136101) one day prior to adding ADCs: 800/well NCI-H1975 cells in 80ul media (target negative cells). 20ul assay media diluted ADC/ isotype conjugates (1:4 10 pts starting from 100uM) as well as free drug were transferred to above cells. The plates were incubated at 37°C, 5% CO2 for 6 days.

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In Vitro Model Lung adenocarcinoma NCI-H1975 cells CVCL_1511
FelD1- (AL7-LP5)3.69 [Investigative]
Revealed Based on the Cell Line Data
Click To Hide/Show 4 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50)
178 nM
Positive HER2expression (HER2+++/++)
Method Description
Cells were seeded in their growth media into 96 well plates (Thermo #136101) one day prior to adding ADCs: 1000/well Calu-3 in 80 uL media (target positive cells). 20ul assay media diluted ADC/ isotype conjugates (1:4 10 pts starting from 100uM) as well as free drug were transferred to above cells. The plates were incubated at 37°C, 5% CO2 for 6 days.

   Click to Show/Hide
In Vitro Model Lung adenocarcinoma Calu-3 cells CVCL_0609
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50)
204 nM
Positive HER2expression (HER2+++/++)
Method Description
Cells were seeded in their growth media into 96 well plates (Thermo #136101) one day prior to adding ADCs: 1000/well SK-BR-3 cells in 80 uL media (target positive cells). 20ul assay media diluted ADC/ isotype conjugates (1:4 10 pts starting from 100uM) as well as free drug were transferred to above cells. The plates were incubated at 37°C, 5% CO2 for 6 days.

   Click to Show/Hide
In Vitro Model Breast adenocarcinoma SK-BR-3 cells CVCL_0033
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50)
400 nM
Positive HER2expression (HER2+++/++)
Method Description
Cells were seeded in their growth media into 96 well plates (Thermo #136101) one day prior to adding ADCs: 1000/well NCI-N87 cells in 80 uL media (target positive cells). 20ul assay media diluted ADC/ isotype conjugates (1:4 10 pts starting from 100uM) as well as free drug were transferred to above cells. The plates were incubated at 37°C, 5% CO2 for 6 days.

   Click to Show/Hide
In Vitro Model Gastric tubular adenocarcinoma NCI-N87 cells CVCL_1603
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) > 400 nM Negative HER2 expression (HER2-)
Method Description
Cells were seeded in their growth media into 96 well plates (Thermo #136101) one day prior to adding ADCs: 800/well NCI-H1975 cells in 80ul media (target negative cells). 20ul assay media diluted ADC/ isotype conjugates (1:4 10 pts starting from 100uM) as well as free drug were transferred to above cells. The plates were incubated at 37°C, 5% CO2 for 6 days.

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In Vitro Model Lung adenocarcinoma NCI-H1975 cells CVCL_1511
References
Ref 1 Prodrugs of topoisomerase I inhibitor for ADC conjugations and methods of use thereof