Extended Data Fig. 6: Structure of CD3ζζ′.
From: Structural basis of assembly of the human T cell receptor–CD3 complex

a, The interface of the CD3ζζ′ homodimer. b, Structural comparison of the CD3ζζ′ homodimer (in TCR–CD3) with free CD3ζζ′ (PDB: 2HAC) shown in red.