LCKi -> LCKyi LCKi -> LCKya LCKya -> LCKyiya LCKyi -> LCKpi LCKyiya -> LCKyi LCKya -> LCKi LCKyi -> LCKi LCKyiya -> LCKya LCKpi -> LCKyi PD1 -> PD1p1 PD1p1 -> PD1p2 PD1p1 + SHP2 <-> CP1 PD1p2 + SHP2 <-> CP2 CP2 -> PD1p1 + SHP2 CP2 -> CP1 CP1 -> PD1 + SHP2 CD28i -> CD28a CD28a -> CD28i CD28a + PI3K <-> PI3Kb CD3i -> CD3a CD3a -> CD3i CD3a + ZAP70 <-> ZAP70i ZAP70i -> ZAP70a1 ZAP70a1 -> ZAP70a2 LATi -> LATa GADS + LATa <-> GADSa GADSa + SLP76 <-> SLP76i SLP76i -> SLP76a