GO:0009897; C:external side of plasma membrane; IEA:Compara.
GO:0005615; C:extracellular space; TAS:ProtInc.
GO:0008009; F:chemokine activity; TAS:ProtInc.
GO:0007267; P:cell-cell signaling; TAS:ProtInc.
GO:0006968; P:cellular defense response; TAS:ProtInc.
GO:0006935; P:chemotaxis; TAS:ProtInc.
GO:0051607; P:defense response to virus; IEA:Compara.
GO:0007186; P:G-protein coupled receptor signaling pathway; TAS:ProtInc.
GO:0006955; P:immune response; IEA:InterPro.
GO:0006954; P:inflammatory response; TAS:ProtInc.