Table 1 Properties of anti-CXCR4 and non-target control ADCs researched in this study.

From: Optimal design, anti-tumour efficacy and tolerability of anti-CXCR4 antibody drug conjugates

ADC designation

mAb (hIgG1)

F(ab) EC50 Jurkat cells (nM)

F(ab) Max MFI Jurkat cells

Location of conjugation site/tag

Type of linker

Linker-payload

DAR

Fc-mediated effector function

513

m17

4.7

11461

CH1 (tag C), CH2 (N297A mutation, site G)

Non-cleavable

AmPEG6C2-Aur0131

4

Reduced

518

m17

4.7

11461

CH2 (N297Q mutation, sites G, H)

Cleavable

AcLys-VC-PABC-0101

4

Reduced

510

m17

4.7

11461

LC C-term (tag F)

Non-cleavable

AmPEG6C2-Aur0131

2

Active

519

m17

4.7

11461

LC C-term (tag F)

Cleavable

AcLys-VC-PABC-0101

2

Active

381

m17

4.7

11461

HC C-term (tag D)

Cleavable

AcLys-VC-PABC-0101

2

Active

553

h17-NA

17.1

7471

LC C-term (tag F)

Cleavable

AcLys-VC-PABC-0101

2

Active

554

h17-NS

5.5

12747

LC C-term (tag F)

Cleavable

AcLys-VC-PABC-0101

2

Active

555

h17-NQ

17.7

7212

LC C-term (tag F)

Cleavable

AcLys-VC-PABC-0101

2

Active

556

h17-NV.TS

39.7

5015

LC C-term (tag F)

Cleavable

AcLys-VC-PABC-0101

2

Active

669

h17-NQ

17.7

7212

LC C-term (tag F)

Non-cleavable

AmPEG6C2-Aur0131

2

Active

670

h17-NV.TS

39.7

5012

LC C-term (tag F)

Non-cleavable

AmPEG6C2-Aur0131

2

Active

671

h17-NA

17.1

7471

LC C-term (tag F)

Non-cleavable

AmPEG6C2-Aur0131

2

Active

672

h17-NS

5.5

12747

LC C-term (tag F)

Non-cleavable

AmPEG6C2-Aur0131

2

Active

711

h17-NA

17.1

7471

CH1 (tag C), CH2 (N297A mutation, site G)

Non-cleavable

AmPEG6C2-Aur0131

4

Reduced

712

h17-NA

17.1

7471

LC C-term (tag F), CH1 (tag C)

Non-cleavable

AmPEG6C2-Aur0131

4

Active

713

h17-NV.TS

39.7

5015

CH1 (tag C), CH2 (N297A mutation, site G)

Non-cleavable

AmPEG6C2-Aur0131

4

Reduced

714

h17-NV.TS

39.7

5015

LC C-term (tag F), CH1 (tag C)

Non-cleavable

AmPEG6C2-Aur0131

4

Active

217

NNC

N/A

N/A

LC C-term (tag F)

Cleavable

AcLys-VC-PABC-0101

2

Active

675

NNC

N/A

N/A

LC C-term (tag F)

Non-cleavable

AmPEG6C2-Aur0131

2

Active

358

NNC

N/A

N/A

CH2 (N297Q mutation, sites G, H)

Cleavable

AcLys-VC-PABC-0101

4

Reduced

560

NNC

N/A

N/A

CH1 (tag C), CH2 (N297A mutation, site G)

Non-cleavable

AmPEG6C2-Aur0131

4

Reduced

715

NNC

N/A

N/A

LC C-term (tag F), CH1 (tag C)

Non-cleavable

AmPEG6C2-Aur0131

4

Active

  1. See also Fig. 2 and Supplementary Table 1 for further details on ADC configuration and properties.