Enables chromatin binding activity. Acts upstream of or within several processes, including Tie signaling pathway; lymph circulation; and lymph vessel morphogenesis. Located in extracellular space. Is expressed in several structures, including alimentary system; forelimb bud; genitourinary system; spleen; and turbinate bone primordium. Orthologous to human SVEP1 (sushi, von Willebrand factor type A, EGF and pentraxin domain containing 1). [provided by Alliance of Genome Resources, Apr 2022]