A cell-cell contact zone that consists of membrane invaginations extending from either cell, which contain tight-, gap-, and adherens junctions. Peg and socket contacts form between endothelial cells and pericytes, and between lens fiber cells.
Source:
GOC:tfm,
NIF_Subcellular:sao1943947957,
PMID:12883993,
PMID:17591898,
PMID:16166562