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Star Republic: Guide for Biologists

Antibody-Protein A/G binding

s = strong, w = weak, nb = no binding.

Antibody

Protein A

Protein G

Protein A/G

Cat IgG

s

w

s

Chick IgG

nb

nb

nb

Cow IgG

w

s

s

Dog IgG

s

w

s

Goat IgG

w

s

s

Guinea Pig IgG

s

w

s

Horse IgG

w

s

s

Human IgA

w

nb

nb

Human IgG

s

s

s

Human IgG1

s

s

s

Human IgG2

s

s

s

Human IgG3

nb

s

s

Human IgG4

s

s

s

Human IgM

w

nb

nb

Monkey IgG

s

s

s

Mouse IgA

nb

nb

nb

Mouse IgG

s

s

s

Mouse IgG1

w

w/s

s

Mouse IgG2a

s

s

s

Mouse IgG2b

s

s

s

Mouse IgG3

s

s

s

Mouse IgM

nb

nb

nb

Pig IgG

s

w

s

Rabbit IgG

s

s

s

Rat IgG

w

w/s

w/s

Sheep IgG

w

s

s