structure of human cd47 (violet) in complex with human signal-regulatory protein sirp alpha (green)

apoptosis background biochemistry biology biomolecule cancer carbohydrate cartoon cd47 chain chemistry coil color computer dimensional disease gaussian generated glycosylation graphic health helix illustration immunoglobulin interaction isolated medicine model molecule overexpression oxygen proliferation protein regulatory ribbon science secondary shape sheet signal sirp strand structure subunit surface tertiary three transduction white