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Table 1 Measuring agonist and antagonist activities of several CD40 antibody variants

From: CD40/anti-CD40 antibody complexes which illustrate agonist and antagonist structural switches

Antibody variants

VL LCDR1 Sequence

(KSSQSLLNSGNQKNYLT)

Blocking of CD40L

Agonist: huCD40 reporter assay IC50 nM

Antagonist: Jurkat/ Reporter assay IC50 nM

ABBV-323

KSSQSLLNRGNQKNYLT

Yes

No

3.1

FAB518

KSSQSLLNPGNQKNYLT

Yes

62

No

FAB516

KSSQSLLNLGNQKNYLT

Yes

157

No